634 Classon Avenue, Brooklyn, NY 11238
BBL 3011410043 (Borough 3, Block 1141, Lot 43) · BIN 3027990 · Last updated: · Prospect Heights · ZIP 11238
Summary · as of November 6, 2026
634 Classon Avenue (Brooklyn, NY 11238; tax lot BBL 3011410043) is a 6-unit mixed-use building with apartments and ground-floor commercial space (building class S9: mixed-use: dwelling with stores or offices, miscellaneous), built around 1931, on a 2,450 sq ft lot zoned R6A. City tax records list the owner as HP MJM HOUSING DEVELOPMENT FUND COMPANY, INC.,; per ACRIS, a deed to this owner dated June 24, 2021 lists a price of $22,072,796 in a deed covering 14 lots. The Department of Finance's final market value for tax year 2027 is $1,867,000. As of November 6, 2026 (limited by DOB Job Application Filings (BIS); other open-item sources were confirmed later), NYC Open Data shows two DOB jobs with a permit issued but no sign-off, eight active ECB violations, six open HPD violations and three OATH tickets with an unpaid balance. There were 21 311 requests in the past 12 months and 14 HPD complaints since 2019. (Source: NYC Open Data — DOB, HPD, OATH, DOF, DCP and ACRIS datasets — compiled by NYC Property Facts.)
- Owner of record
- HP MJM HOUSING DEVELOPMENT FUND COMPANY, INC.,
- Building class
- S9 · Mixed-use: dwelling with stores or offices, miscellaneous
- Year built · units
- 1931 · 6 res.
- Lot area · zoning
- 2,450 sq ft · R6A
- Market value (DOF)
- $1,867,000 FY2027
- Last priced deed
- $22,072,796 · 2021-06-24
- BBL
- 3011410043
- BIN
- 3027990
- 2Open DOB jobs (permit issued, no sign-off)
- 0Active DOB violations
- 8Active ECB violations
- 6Open HPD violations
- 3OATH tickets with unpaid balance
How to cite: NYC Property Facts, “634 Classon Avenue, Brooklyn, NY 11238 (BBL 3011410043)”, data as of 2026-11-06, https://nycpropertyfacts.com/ny/brooklyn/634-classon-avenue-3011410043. Source: NYC Open Data.
Lot & building
Basic facts about the tax lot and building from the city’s PLUTO database.
- Owner (as listed by the city)
- HP MJM HOUSING DEVELOPMENT FUND COMPANY, INC.,The owner name on the city’s tax records. It can lag behind recent sales and is often an LLC.
- Building class
- S9 – Mixed-use: dwelling with stores or offices, miscellaneousThe Department of Finance’s category for what kind of building this is.
- Land use
- Mixed residential & commercialCity Planning’s broad category of how the lot is used.
- Year built
- 1931Often an estimate for older buildings.
- Floors
- 4
- Units
- 6 residential / 8 totalResidential units are apartments; total includes stores and offices.
- Buildings on lot
- 1
- Lot size
- 2,450 sq ft (24.5 ft × 100 ft)
- Building floor area
- 6,250 sq ft (incl. 2,185 sq ft commercial)
- Zoning
- R6A, C2-4The zoning district sets what can be built and used here. Residential district; the overlay (C1/C2…) allows local retail on residential blocks.
- Built vs. allowed density (FAR)
- 2.55 built / 3.00 max residentialFloor Area Ratio = building floor area ÷ lot area. If built FAR is below the maximum, zoning may allow more floor area (other rules apply).
- Identifiers
- BBL 3011410043 (Borough 3, Block 1141, Lot 43) · BIN 3027990BBL identifies the tax lot; BIN identifies each building (from DOB/HPD/footprint records).
Agency lookups: DOB BIS · ZoLa (zoning map) · ACRIS
Source: PLUTO (Dept. of City Planning) — city dataset updated 2026-08-24; last loaded 2026-11-07; Building Footprints — city dataset updated 2026-10-25; last loaded 2026-11-01
Tax assessment
How the Department of Finance values this lot for property tax.
- Market value (tax year 2027, final roll)
- $1,867,000The Department of Finance’s estimate of value for tax purposes. It is not an appraisal and is often far from the sale price.
- Assessed value
- $840,150The portion of market value that taxes are calculated on (capped by law for small homes).
- Taxable value (final)
- $257,306Assessed value minus any exemptions.
- Tax class
- Tax class 2B – residential rental, 7–10 units
| Tax year | Roll | Market value | Assessed value | Tax class |
|---|---|---|---|---|
| 2027 | Final | $1,867,000 | $840,150 | 2B |
| 2026 | Final | $2,042,000 | $918,900 | 2B |
| 2025 | Final | $2,553,000 | $1,148,850 | 2B |
Source: DOF Property Valuation and Assessment Data — city dataset updated 2026-09-14; last loaded 2026-11-07
Sales & deed history 8
Deeds recorded with the City Register (ACRIS). A deed transfers ownership. A $0 or very low price usually means a transfer between related parties, an estate, or a refinance-related transfer, not a market sale. This is not a title search; mortgages, liens and other documents are not shown.
| Date | Type | Price | Seller (grantor) | Buyer (grantee) | Doc ID |
|---|---|---|---|---|---|
| 2021-06-24 | DEED | $22,072,796 one deed covering 14 lots; price is for all of them | 515 St Marks Llc; 818 Bergen Llc; 489 St Marks Llc; 872 Bergen Llc; 643 Franklin Llc; 663 Classon Llc; 1063 Pacific Llc; 808 Bergen Llc; 1020 Pacific Llc; 649-651 Classon Llc; 483 St Marks Llc; 592 Franklin Llc; 667 Classon Llc; 634 Classon Llc | Prospect Affordable Package Llc; Hp Mjm Housing Development Fund Company, Inc., | 2021070801457002 |
| 2021-02-16 | DEED | $0 / not stated | Ohr Olam Realty | 634 Classon Llc | 2021060600039001 |
| 2021-02-16 | DEED | $0 / not stated | 634 Classon Llc | Ohr Olam Realty Llc | 2021021601443001 |
| 2014-04-10 | DEED | $16,000,000 one deed covering 14 lots; price is for all of them | Classon Village, L.P | 489 St Marks Llc; 808 Bergen Llc; 643 Franklin Llc; 818 Bergen Llc; 649-651 Classon Llc; 872 Bergen Llc; 592 Franklin Llc; 483 St Marks Llc; 663 Classon Llc; 515 St Marks Llc; 1020 Pacific Llc; 634 Classon Llc; 667 Classon Llc; 1063 Pacific Llc | 2014042401057001 |
| 1997-12-17 | DEED | $0 / not stated one deed covering 6 lots; price is for all of them | Neighborhood Partnership Housing Development Fd Co | Classon Village L.P. | FT_3340005948034 |
| 1996-04-22 | DEED | $0 / not stated one deed covering 7 lots; price is for all of them | Nyc Hpd | Neighborhood Partnership Housing Developmnt Fd Co | FT_3730005189873 |
| 1979-04-18 | DEED | $0 / not stated one deed covering 2895 lots; price is for all of them | Commissioner Of Finacne Of The City Of New York; Commissioner Of Finanace Of The City Of New York; Commissioner Of Fiannce Of The City Of New York; Commissioner Of Finance Of City Of New York; Administrator Of Finance Of The City Of New York; Finance Admin; Commissioner Of Finance Of The City Of New York `; Commissioner Of Finance Of The City Of Ny; Commissioner Of Finance Of Th City Of New York; Commissioenr Of Finance Of The City Of New York; Commissioner Of Finance Of The City O Fne Wyork; Commissioner Of Finance Of The City Of New York; Commissioner Of Finace Of The City Of New York; Finance Administrator Of The City Of New York; Commissioner Of Fiance Of The City Of New York | The City Ofnew York; The City Of Newy Ork; The City Of New York; The City Of New York; City Of Ny | BK_7930106700274 |
| 1970-04-03 | DEED | $0 / not stated | Cooper Louis; Cooper Ruth | Herbert Petra; Herbert Nolly | BK_7030040300444 |
Source: ACRIS Real Property Master — city dataset updated 2026-10-08; last loaded 2026-11-07; ACRIS Real Property Legals — city dataset updated 2026-10-08; last loaded 2026-11-07; ACRIS Real Property Parties — city dataset updated 2026-10-08; last loaded 2026-11-07
DOB job filings 2 open of 10
A “job” is an application to the Department of Buildings to do construction work. A job marked Permitted, not signed off had a work permit issued but the city has no record of final sign-off (inspection/completion). Old jobs left in this state are common and appear in buyer and lender due diligence; the work may or may not have been done.
| Status | Job # | Type | Filed | Est. cost |
|---|---|---|---|---|
| Permitted, not signed off PERMIT ISSUED - ENTIRE JOB/WORK · 2015-12-09 | 321176222 BIS | A2 – Alteration with multiple work types (no change to use/occupancy) | 2015-07-30 | $5,000 |
| Permitted, not signed off PERMIT ISSUED - ENTIRE JOB/WORK · 2015-08-24 | 321167786 BIS | A3 – Minor alteration (one type of work) | 2015-07-08 | — |
| Not open PLAN EXAM - APPROVED · 2017-06-27 | 321575005 BIS | A2 – Alteration with multiple work types (no change to use/occupancy) | 2017-05-17 | $40,000 |
| Not open PRE-FILING · 2015-07-02 | 321156654 BIS | A3 – Minor alteration (one type of work) | 2015-07-02 | — |
| Not open PLAN EXAM - APPROVED · 2015-09-21 | 321067439 BIS | A1 – Major alteration (changes use, egress or occupancy) | 2014-12-22 | $877,055 |
| Not open SIGNED OFF · 2000-03-16 | 300983933 BIS | A3 – Minor alteration (one type of work) | 1999-12-23 | $2,000 |
| Not open SIGNED OFF · 1999-08-31 | 300521317 BIS | A3 – Minor alteration (one type of work) | 1996-05-16 | — |
| Not open PLAN EXAM - APPROVED · 1996-07-23 | 300496906 BIS | A3 – Minor alteration (one type of work) | 1996-03-13 | — |
| Not open SIGNED OFF · 2013-04-12 | 300452249 BIS | A1 – Major alteration (changes use, egress or occupancy) | 1995-06-22 | $245,000 |
| Not open SIGNED OFF · 1999-08-25 | 300414380 BIS | A3 – Minor alteration (one type of work) | 1995-01-20 | — |
Source: DOB NOW: Build – Job Application Filings — city dataset updated 2026-11-06; last loaded 2026-11-07; DOB Job Application Filings (BIS) — city dataset updated 2026-11-05; last loaded 2026-11-06; a later sync attempt failed on 2026-11-07; showing the last successful load
Work permits 7
Individual permits issued under DOB jobs (one job can have several permits, e.g. plumbing and construction). Permit expiration alone does not mean the job was completed or signed off.
| Issued | Expires | Job # | Work | Permit status |
|---|---|---|---|---|
| 2000-03-01 | 2000-11-01 | 300983933 BIS | Alteration / Other / general construction | ISSUED (initial) |
| 1996-11-06 | 1997-11-01 | 300452249 BIS | Alteration | ISSUED (renewal) |
| 1996-10-22 | 1997-11-27 | 300452249 BIS | Plumbing / Plumbing | ISSUED (initial) |
| 1996-10-22 | 1997-11-27 | 300452249 BIS | Plumbing / Plumbing | ISSUED (initial) |
| 1996-06-04 | 1996-12-31 | 300521317 BIS | Construction equipment (scaffold, fence, shed) / Construction equipment | ISSUED (initial) |
| 1996-04-01 | 1996-11-01 | 300452249 BIS | Alteration | ISSUED (initial) |
| 1995-03-17 | 1995-12-31 | 300414380 BIS | Construction equipment (scaffold, fence, shed) / Construction equipment | ISSUED (initial) |
Source: DOB NOW: Build – Approved Permits — city dataset updated 2026-11-06; last loaded 2026-11-07; DOB Permit Issuance (BIS) — city dataset updated 2026-11-07; last loaded 2026-11-07
DOB violations 0 active of 4
Violations issued by the Department of Buildings for building-code or zoning conditions. Active means DOB has not recorded the violation as resolved or dismissed. Many active DOB violations are old (e.g. elevator or boiler inspection paperwork).
| Status | Issued | Type | Description | Number |
|---|---|---|---|---|
| Resolved/dismissed V*-DOB VIOLATION - DISMISSED | 2018-04-06 | LBLVIO-LOW PRESSURE BOILER BOILER REQUIRED | VIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2016 INSPECTION REPORT | V*040618LBLVIO08756 |
| Resolved/dismissed V*-DOB VIOLATION - DISMISSED | 2017-02-24 | LBLVIO-LOW PRESSURE BOILER BOILER REQUIRED | VIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2015 INSPECTION REPORT | V*022417LBLVIO06741 |
| Resolved/dismissed V*-DOB VIOLATION - DISMISSED | 1995-08-29 | LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIRED | V*082995LL629124383 | |
| Resolved/dismissed V*-DOB VIOLATION - DISMISSED | 1994-07-25 | LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIRED | V*072594LL629101712 |
Source: DOB Violations — city dataset updated 2026-11-06; last loaded 2026-11-07
ECB violations (DOB) 8 active of 12
DOB violations that go to a hearing at OATH (formerly the Environmental Control Board) and can carry fines. Active or Resolved follows the DOB violation status field. The hearing status is about the hearing and its penalty: written off means the city stopped collecting the fine, not that the condition was corrected. A balance due is a fine the city says is unpaid.
| Status | Issued | Severity | What it was for | Penalty / paid / balance | ECB # |
|---|---|---|---|---|---|
| Resolved Hearing: IN VIOLATION · Certification: CERTIFICATE ACCEPTED | 2021-08-04 | CLASS - 2 | OCCUPANCY CONTRARY TO THAT ALLOWED BY THE C OF O OF BUILDINGS DEPT RECORDS. AT TIME OF MY INSPECTION OBSERVE 2 BUSINESS OPERATING,1-IS BODY FENDER REPAIR SHOP AND 2-IS A JUKEBOX REPAIR SHOP LOCATE AT EXPOSURE#4 | $1,250 / $1,445 / $0 | 35555162J |
| Resolved Hearing: DISMISSED · Certification: N/A - DISMISSED | 2021-08-04 | CLASS - 2 | WORK W/O PERMIT:AT TIME OF MY INSPECTION OBSERVED ONGOING CONSTRUCTIONACTIVITIES W/O DOB JOB PERMIT INSTALLING CINDER BLOCKS AND INSTALLING NEW WOODEN BEAMS APPROX 8,AND ALSO INSTALLED METAL BEAMS. THE ILLEGAL | $0 / $0 / $0 | 35555163L |
| Resolved Hearing: DISMISSED · Certification: N/A - DISMISSED | 2021-10-27 | CLASS - 2 | CRACKING, AT EXP 1 (CLAASON AVE) CRACKING UNDER 3RD FL WINDOW. EXP4 (DEAN ST) CRACKING IN MANY AREAS & ABOVE 4TH FL WINDOW THAT WAS BRICKED UP BELLYING HAPPEING BRICKS ARE SHIFTING OUT, MAINTAIN EXTERIOR BUILDI | $0 / $0 / $0 | 39050064H |
| Active Hearing: IN VIOLATION · Certification: NO COMPLIANCE RECORDED | 2026-05-13 | CLASS - 1 | UNLAWFUL ACTS. FAILURE TO COMPLY WITH THE COMMISSIONER'S ORDER. FAILURE TO OBTAIN PERMITS OR FILE CERTIFICATE OF CORRECTIONS FOR SUMMONS 39081893R, COMPLY WITH COMMISSIONER'S ORDER | $2,500 / $0 / $2,500 | 39188383R |
| Active Hearing: IN VIOLATION · Certification: NO COMPLIANCE RECORDED | 2026-05-13 | CLASS - 2 | FAILURE TO COMPLY WITH THE COMMISSIONER'S ORDER TO FILE A CERTIFICATE OF CORRECTION WITH THE DEPT OF BUILDINGS FOR SUMMONS 35647019P, FILE A CERTIFICATE OF CORRECTION | $1,250 / $0 / $1,250 | 39188384Z |
| Resolved Hearing: IN VIOLATION · Certification: CERTIFICATE ACCEPTED | 2023-03-21 | CLASS - 2 | FAILURE TO COMPLY WITH THE COMMISSION ORDER TO FILE A CERTIFICATE OF CORRECTION WITH THE DEPARTMENT OF BUILDING FOR NOTICE OF VIOLATION # 35555162J ISSUED ON 08/04/2021 PURSUANT TO 28-204.4, FILE A CERTIFICATE | $1,250 / $1,382 / $0 | 39081885R |
| Active Hearing: IN VIOLATION · Certification: NO COMPLIANCE RECORDED | 2026-05-13 | CLASS - 2 | FAILURE TO COMPLY WITH THE COMMISSIONER'S ORDER TO FILE A CERTIFICATE OF CORRECTION WITH THE DEPT OF BUILDINGS FOR SUMMONS 35647019P, FILE A CERTIFICATE OF CORRECTION | $1,250 / $0 / $1,250 | 39188384Z |
| Active Hearing: IN VIOLATION · Certification: NO COMPLIANCE RECORDED | 2024-07-22 | CLASS - 2 | FOR OCCUPANCY CONTRARY. AT TIME OF INSPECTION OBSERVED DETAILING CENTER SHAMPOO COMPOUND HAND WASH SIGN FOR CAR WASH TO OPERATE OUT OF GARAGE #1. OBSERVED MALE OCCUPANT WITH CLEANING SUPPLIES AND CAR SCENTS ITE | $1,250 / $0 / $1,250 | 39119585X |
| Active Hearing: IN VIOLATION · Certification: NO COMPLIANCE RECORDED | 2023-06-14 | CLASS - 2 | WORK WITHOUT A PERMIT.ATOI-OBSERVED CREATION OF DOORWAY LEADING TO TOPOF GARAGE ROOF AT EXPOSURE#3-OBSERVED AN AC SPLIT UNIT CONNECTED TO ELECTRICAL DISCONNECT BOX INSTALLED TO PROVIDE POWER TO SPLIT UNIT EXPO# | $800 / $871 / $0 | 35656367X |
| Active Hearing: IN VIOLATION · Certification: NO COMPLIANCE RECORDED | 2026-05-13 | CLASS - 1 | UNLAWFUL ACTS. FAILURE TO COMPLY WITH THE COMMISSIONER'S ORDER. FAILURE TO OBTAIN PERMITS OR FILE CERTIFICATE OF CORRECTIONS FOR SUMMONS 39081893R, COMPLY WITH COMMISSIONER'S ORDER | $2,500 / $0 / $2,500 | 39188383R |
| Active Hearing: IN VIOLATION · Certification: NO COMPLIANCE RECORDED | 2023-06-18 | CLASS - 1 | WORK WITHOUT A PERMIT: AT TIME OF INSPECTION, OBSERVED WORK IN PROGRESS AT AN EXISTING GARAGE ATTACHED TO EXISTING 4-STORY BLDG. THE GARAGE IS AT EXPOSURE 4 OF THE BUILDING. THE GARAGE IS DEVIATED INTO 5 SECTIO | $1,250 / $1,361 / $0 | 35647019P |
| Active Hearing: IN VIOLATION · Certification: NO COMPLIANCE RECORDED | 2023-03-21 | CLASS - 1 | WORK WITHOUT PERMIT. AT TIME OF INSPECTION OBSERVED GARAGE AT THE REAR OF THE BUILDING, 1 COMPARTMENT COMMERCIAL STAINLESS STEEL SINK APPROX. 24" INSTALLED WITH FAUCET & COPPER PIPE WITH WATER. NO PERMIT ON FIL | $2,500 / $2,670 / $0 | 39081893R |
Source: DOB ECB Violations — city dataset updated 2026-11-06; last loaded 2026-11-07
OATH tickets (all agencies) 3 unpaid of 36
Summonses heard at the Office of Administrative Trials and Hearings, from agencies like Sanitation, Buildings, Fire and Health, linked to this lot’s block and lot. Default means the respondent did not appear at the hearing, which typically results in the maximum penalty. Tickets may be issued to tenants or businesses at the address, not just the owner. DOB ECB tickets appear here too.
| Status | Date | Agency | Charge | Respondent | Imposed / paid / balance | Ticket # |
|---|---|---|---|---|---|---|
| Unpaid balance DOCKETED · IN VIOLATION | 2026-05-13 | Dept. Of Buildings | UNLAWFUL ACTS.FAILURE TO COMPLY WITH AN ORDER OF THE COMMISSIONER | HP MJM HOUSING DEVELOPMENT FUN | $2,500 / $0 / $2,500 | 039188383R |
| Unpaid balance DOCKETED · IN VIOLATION | 2026-05-13 | Dept. Of Buildings | FAIL TO COMPLY W COMMISSIONER ORDER TO FILE CERT OF CORRECTION W DOB | HP MJM HOUSING DEVELOPMENT FUN | $1,250 / $0 / $1,250 | 039188384Z |
| Unpaid balance DOCKETED · IN VIOLATION | 2024-07-22 | Dept. Of Buildings | OCCUPANCY CONTRARY TO THAT ALLOWED BY CERT OF OCCUP OR BUILDING DEPT | HP MJM HOUSING DEVELOPMENT FUN | $1,250 / $0 / $1,250 | 039119585X |
| No balance due PAID IN FULL | 2025-07-29 | Sanitation Others | FAILURE TO CLEAN 18 INCHES INTO STREET | HP MJM HOUSING DEVELOPMENT FUN | $50 / $50 / $0 | 049110914J |
| No balance due PAID IN FULL | 2025-07-12 | Sanitation Others | FAILURE TO CLEAN 18 INCHES INTO STREET | HP MJM HOUSING DEVELOPMENT FUN | $50 / $50 / $0 | 049110892H |
| No balance due PAID IN FULL | 2025-07-05 | Sanitation Others | FAILURE TO CLEAN 18 INCHES INTO STREET | HP MJM HOUSING DEVELOPMENT FUN | $50 / $50 / $0 | 049110884H |
| No balance due PAID IN FULL | 2025-06-07 | Sanitation Others | FAILURE TO CLEAN 18 INCHES INTO STREET | HP MJM HOUSING DEVELOPMENT FUN | $50 / $50 / $0 | 049110837P |
| No balance due Default PAID IN FULL · DEFAULTED | 2024-11-30 | Sanitation Others | DIRTY SIDEWALK | HP MJM HOUSING DEVELOPMENT FUN | $80 / $80 / $0 | 048599376L |
| No balance due PAID IN FULL · ADMIT IN-VIO | 2024-04-29 | Dep - Bureau Of Env. Complianc | IDLING OF MOTOR VEHICLE ENGINE MORE THAN THREE MINUTES 3RD AND SUB | CONSOLIDATED EDISON COMPANY OF | $600 / $600 / $0 | 000900644R |
| No balance due PAID IN FULL · SETTL IN-VIO | 2024-02-13 | Dos - Enforcement Agents | SNOW,ICE DIRT ON SIDEWALKS | HP MJM HOUSING DEVELOPMENT FUN | $350 / $231 / $0 | 048280287P |
| No balance due PAID IN FULL · IN VIOLATION | 2023-06-18 | Dept. Of Buildings | WORK WITHOUT A PERMIT | HP MJM HOUSING DEVELOPMENT FUN | $1,250 / $1,361 / $0 | 035647019P |
| No balance due PAID IN FULL · IN VIOLATION | 2023-06-14 | Dept. Of Buildings | ELECTRICAL WORK WITHOUT A PERMIT | HP MJM HOUSING DEVELOPMENT FUN | $800 / $871 / $0 | 035656367X |
Showing 12 of 36 records. The API and the source dataset have the full list.
Source: OATH Hearings Division Case Status — city dataset updated 2026-11-07; last loaded 2026-11-07
HPD registration & contacts
Owners of most rental buildings must register with the Department of Housing Preservation and Development each year and list an owner and managing agent.
- HPD building ID
- 221729
- Last registered
- 2026-10-15
- Registration valid until
- 2027-09-01 CurrentRegistrations must be renewed every year.
| Role | Name | Company | Business city |
|---|---|---|---|
| Agent | Gabe Stone | Nieuw Amsterdam Property Management | New York, Ny |
| Corporateowner | Prospect Affordable Package LLC | New York, Ny | |
| Headofficer | Matthew Keller | New York, Ny | |
| Sitemanager | Gabe Stone |
Source: HPD Multiple Dwelling Registrations — city dataset updated 2026-11-04; last loaded 2026-11-07; HPD Registration Contacts — city dataset updated 2026-11-04; last loaded 2026-11-07
HPD housing-code violations 6 open of 22
Violations HPD inspectors issued for conditions in residential buildings (heat, leaks, mold, pests, lead paint, etc.). Class letters show how serious: Class A – non-hazardous (HPD gives 90 days to correct); Class B – hazardous (30 days to correct); Class C – immediately hazardous (24 hours to correct for most conditions); Class I – information / order (e.g. orders to register, lead or other administrative orders). Open means HPD has not recorded the condition as corrected.
| Status | Class | Issued | Apt | Condition |
|---|---|---|---|---|
| Open Nov Sent Out · 2026-10-14 | A | 2026-10-14 | §27-2104(B) HMC POST A PROPER NOTICE REGARDING RENT STABILIZATION LAW, IN A FORM APPROVED BY THE COMMISSIONER, IN A CONSPICUOUS LOCATION WITHIN THE COMMON AREA AT THE BUILDINGS ENTRANCE. FOR MORE INFORMATION ABOUT SIGNAGE REQUIREMENTS, PLEASE VISIT: HTTPS://W | |
| Open Nov Certified On Time · 2026-09-27 | A | 2026-06-10 | §27-2104(B) HMC POST A PROPER NOTICE REGARDING RENT STABILIZATION LAW, IN A FORM APPROVED BY THE COMMISSIONER, IN A CONSPICUOUS LOCATION WITHIN THE COMMON AREA AT THE BUILDINGS ENTRANCE. FOR MORE INFORMATION ABOUT SIGNAGE REQUIREMENTS, PLEASE VISIT: HTTPS://W | |
| Open Nov Certified On Time · 2026-09-27 | A | 2026-06-10 | § 53, 187, 231 M/D LAW AND DEPARTMENT RULES AND REGULATIONS. PROVIDE A SHOE PROPERLY SECURED TO BOTTOM OF STRING OF DROPLADDER MISSING AT FIRE ESCAPE AT NORTH | |
| Open Nov Sent Out · 2022-04-18 | B | 2022-04-18 | § 27-2005 ADM CODE PROPERLY REPAIR THE BROKEN OR DEFECTIVE INOPERATIVE LIGHT FIXTURE AT CEILING AT PUBLIC HALL, 2nd STORY | |
| Open Nov Sent Out · 2022-04-18 | B | 2022-04-18 | 2B | § 27-2045 ADM CODE REPAIR OR REPLACE THE SMOKE DETECTOR MISSING IN THE ENTIRE APARTMENT LOCATED AT APT 2B, 2nd STORY, 1st APARTMENT FROM SOUTH AT WEST |
| Open Nov Sent Out · 2022-04-18 | B | 2022-04-18 | 2B | § 27-2046.1 HMC: REPAIR OR REPLACE THE CARBON MONOXIDE DETECTING DEVICE(S). MISSING IN THE ENTIRE APARTMENT LOCATED AT APT 2B, 2nd STORY, 1st APARTMENT FROM SOUTH AT WEST |
| Closed Violation Closed · 2026-11-02 | C | 2026-10-13 | 2B | § 27-2031 ADM CODE PROVIDE HOT WATER AT ALL HOT WATER FIXTURES IN THE ENTIRE APARTMENT LOCATED AT APT 2B, 22nd STORY, 1st APARTMENT FROM SOUTH AT WEST |
| Closed Violation Dismissed · 2026-04-30 | A | 2025-10-31 | § 53, 187, 231 M/D LAW AND DEPARTMENT RULES AND REGULATIONS. PROVIDE A SHOE PROPERLY SECURED TO BOTTOM OF STRING OF DROPLADDER SHOE AT NORTH SIDE OF THE BUILDING AT FIRE ESCAPE | |
| Closed Violation Dismissed · 2022-10-17 | A | 2022-04-18 | 2B | § 27-2011 ADM CODE CLEANSE TO THE SATISFACTION OF THIS DEPARTMENT THE CERAMIC TILES SURFACE WITH GROUTED JOINTS OF VISIBLE MOLD AT SOUTH WALL AROUND BATHTUB IN THE BATHROOM LOCATED AT APT 2B, 2nd STORY, 1st APARTMENT FROM SOUTH AT WEST |
| Closed Violation Dismissed · 2022-10-17 | A | 2022-04-18 | 2B | § 27-2005 ADM CODE PROPERLY REPAIR THE BROKEN OR DEFECTIVE INOPERATIVE INTERCOM SYSTEM FROM BUILDING FRONT ENTRANCE TO PANEL AT NORTH WALL IN THE FOYER LOCATED AT APT 2B, 2nd STORY, 1st APARTMENT FROM SOUTH AT WEST |
| Closed Violation Dismissed · 2021-02-10 | C | 2020-11-24 | § 27-2033 ADM CODE PROVIDE READY ACCESS TO BUILDINGS HEATING SYSTEM DOOR LOCKED AT CELLAR | |
| Closed Violation Dismissed · 2021-02-04 | C | 2020-11-23 | 2B | § 27-2029 ADM CODE PROVIDE AN ADEQUATE SUPPLY OF HEAT FOR THE APARTMENT IN THE ENTIRE APARTMENT LOCATED AT APT 2B, 2nd STORY |
| Closed Violation Dismissed · 2018-07-05 | A | 2018-04-19 | 2B | § 27-2013 ADM CODE PAINT WITH LIGHT COLORED PAINT TO THE SATISFACTION OF THIS DEPARTMENT ..WOOD STOOL AT WINDOW IN THE 2nd ROOM FROM EAST AT SOUTH LOCATED AT APT 2B, 2nd STORY, APARTMENT AT WEST |
| Closed Violation Dismissed · 2018-07-05 | A | 2018-04-19 | 2B | § 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR ..SOUTH WALL IN THE 1st ROOM FROM EAST LOCATED AT APT 2B, 2nd STORY, APARTMENT AT WEST |
| Closed Violation Dismissed · 2018-07-05 | A | 2018-04-19 | 2B | § 27-2013 ADM CODE PAINT WITH LIGHT COLORED PAINT TO THE SATISFACTION OF THIS DEPARTMENT WOOD STOOL AT WINDOW IN THE 1st ROOM FROM EAST LOCATED AT APT 2B, 2nd STORY, APARTMENT AT WEST |
| Closed Violation Closed · 2018-05-31 | A | 2018-04-19 | § 27-2104 ADM CODE POST AND MAINTAIN A PROPER SIGN ON WALL OF ENTRANCE STORY SHOWING THE REGISTRATION NUMBER ASSIGNED BY THE DEPARTMENT AND THE ADDRESS OF THE BUILDING. AT PUBLIC HALL, 1st STORY | |
| Closed Violation Closed · 2018-05-31 | A | 2018-04-19 | § 27-2005 HMC: POST, IN A FORM APPROVED BY THE COMMISSIONER, AND MAINTAIN A NOTICE IN A COMMON AREA OF THE BUILDING REGARDING THE PROCEDURES THAT SHOULD BE FOLLOWED WHEN A GAS LEAK IS SUSPECTED | |
| Closed Violation Dismissed · 2017-12-29 | A | 2017-08-31 | 2B | § 27-2005 ADM CODE PROPERLY REPAIR THE BROKEN OR DEFECTIVE AIR VENTILATION AT WALL IN THE BATHROOM LOCATED AT APT 2B, 2nd STORY, 1st APARTMENT FROM SOUTH AT WEST |
| Closed Violation Dismissed · 2017-11-29 | A | 2017-08-30 | 2B | § 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR NORTH/ SOUTH/ EAST / WEST WALLS IN THE BATHROOM LOCATED AT APT 2B, 2nd STORY, APARTMENT AT WEST |
| Closed Violation Dismissed · 2015-03-02 | B | 2014-12-04 | SECTION 27-2040 ADM CODE PROVIDE ADEQUATE LIGHTING AT OR NEAR THE OUTSIDE OF THE FRONT ENTRANCEWAY OF THE BUILDING AND KEEP SAME BURNING FROM SUNSET EVERY DAY TO SUNRISE ON THE DAY FOLLOWING 100 WATTS MINIMUM REQUIRED, LIGHT FIXTURE PRESENT |
Showing 20 of 22 records — open violations are listed first; the API lists every one. The API and the source dataset have the full list.
Source: HPD Housing Maintenance Code Violations — city dataset updated 2026-11-06; last loaded 2026-11-07
HPD complaints 14
Complaints tenants or others made to HPD (usually via 311) about housing conditions, from 2019 onward. A complaint is not a violation; HPD may inspect and issue one.
| Received | Status | Apt | Problem(s) | Outcome |
|---|---|---|---|---|
| 2026-10-09 | CLOSE | BLDG | Heat/Hot Water – Entire Building | More than one complaint was received for this building-wide condition. This complaint status is for the initial complaint.The Department of Housing Preservation and Development contacted a tenant in t |
| 2026-10-08 | CLOSE | 2B | Heat/Hot Water – Entire Building | HPD responded to a complaint of no heat or hot water in the building. An occupant of the building confirmed heat and hot water had been restored when the Inspector attempted to conduct the inspection |
| 2026-10-07 | CLOSE | BLDG | Heat/Hot Water – Entire Building | HPD inspected this condition so the complaint has been closed. Violations were issued. The law provides the property owner time to correct the condition(s). Violation descriptions and the dates for t |
| 2026-10-07 | CLOSE | ALL | Heat/Hot Water – Entire Building | HPD responded to a complaint of no heat or hot water. Heat was not required at the time of the inspection because the outside temperature was above 55° F; by law, violations can only be issued if the |
| 2026-06-05 | CLOSE | BLDG | Heat/Hot Water – Entire Building | HPD responded to a complaint of no heat or hot water in the building. An occupant of the building confirmed heat and hot water had been restored when the Inspector attempted to conduct the inspection |
| 2026-04-26 | CLOSE | 2B | Heat/Hot Water – Entire Building | More than one complaint was received for this building-wide condition. This complaint status is for the initial complaint.HPD called the telephone number on file for this complaint. Someone at that n |
| 2026-04-26 | CLOSE | BLDG | Heat/Hot Water – Entire Building | HPD responded to a complaint of no heat or hot water. Heat was not required at the time of the inspection because the outside temperature was above 55° F; by law, violations can only be issued if the |
| 2025-11-24 | CLOSE | 4B | Heat/Hot Water – Entire Building | More than one complaint was received for this building-wide condition. This complaint status is for the initial complaint.HPD called the telephone number on file for this complaint. Someone at that n |
| 2025-11-23 | CLOSE | BLDG | Heat/Hot Water – Entire Building | The Department of Housing Preservation and Development was not able to gain access to your apartment or others in the building to inspect for a lack of heat or hot water. The complaint has been closed |
| 2025-10-28 | CLOSE | 2B | Heat/Hot Water – Apartment Only | HPD responded to a complaint of no heat or hot water in the building. An occupant of the building confirmed heat and hot water had been restored when the Inspector attempted to conduct the inspection |
Showing 10 of 14 records. The API and the source dataset have the full list.
Source: HPD Housing Maintenance Code Complaints and Problems — city dataset updated 2026-11-07; last loaded 2026-11-07
311 requests (last 12 months) 21
Recent 311 service requests the city geocoded to this lot: noise, illegal parking, heat, sanitation and more. Anyone can file them, so they describe activity at or near the address, not necessarily the building itself.
| Opened | Agency | Complaint | Status | Closed |
|---|---|---|---|---|
| 2026-10-09 | HPD | HEAT/HOT WATER – ENTIRE BUILDING | Closed | 2026-10-09 |
| 2026-10-08 | HPD | HEAT/HOT WATER – ENTIRE BUILDING | Closed | 2026-10-10 |
| 2026-10-07 | HPD | HEAT/HOT WATER – ENTIRE BUILDING | Open | — |
| 2026-10-07 | HPD | HEAT/HOT WATER – ENTIRE BUILDING | Closed | 2026-10-09 |
| 2026-08-10 | NYPD | Blocked Driveway – No Access | Closed | 2026-08-10 |
| 2026-08-08 | DSNY | Dirty Condition – Trash | Closed | 2026-08-13 |
| 2026-07-03 | NYPD | Illegal Parking – Blocked Sidewalk | Closed | 2026-07-03 |
| 2026-06-26 | NYPD | Illegal Parking – Blocked Bike Lane | Closed | 2026-06-26 |
| 2026-06-05 | HPD | HEAT/HOT WATER – ENTIRE BUILDING | Closed | 2026-06-06 |
| 2026-05-12 | NYPD | Noise - Commercial – Loud Music/Party | Closed | 2026-05-12 |
Showing 10 of 21 records. The API and the source dataset have the full list.
Source: 311 Service Requests from 2020 to Present — city dataset updated 2026-11-07; last loaded 2026-11-07
Nearby properties
Ordered by map distance among lots on this street within 40 house numbers and on this tax block within 15 lot numbers.
More in Prospect Heights: Open HPD violations · Active DOB violations · Active ECB violations · Open DOB jobs · Unpaid OATH tickets
Closest on Classon Ave
- 636 Classon Avenue (23 ft)
- 638 Classon Avenue (48 ft) (eight open items)
- 640 Classon Avenue (74 ft) (21 open items)
- 642 Classon Avenue (98 ft) (10 open items)
- 630 Classon Avenue (105 ft) (17 open items)
- 644 Classon Avenue (116 ft) (seven open items)
Same tax block (1141), closest first
- 924 Dean Street (77 ft) (16 open items)
- Classon Avenue (87 ft)
- 922 Dean Street (99 ft) (one open item)
- Dean Street (122 ft)
- 918 Dean Street (146 ft) (two open items)
- 845 Bergen Street (167 ft)
Open-item counts as of November 6, 2026; each section lists its own dataset date. Machine-readable: JSON API · Markdown · Plain text · API & MCP docs