1823 Avenue U, Brooklyn, NY 11229
BBL 3073230041 (Borough 3, Block 7323, Lot 41) · BIN 3198239 · Last updated:
Summary · as of November 6, 2026
1823 Avenue U (Brooklyn, NY 11229; tax lot BBL 3073230041) is a 2-unit mixed-use building with apartments and ground-floor commercial space (building class S9: mixed-use: dwelling with stores or offices, miscellaneous), built around 1925, on a 1,200 sq ft lot zoned R5. City tax records list the owner as 1823 OWNERS LLC; per ACRIS, a deed to this owner dated July 30, 2021 lists a price of $1,365,000. The Department of Finance's final market value for tax year 2027 is $717,000. As of November 6, 2026, NYC Open Data shows one active ECB violation and two OATH tickets with an unpaid balance. There was one 311 request in the past 12 months and no HPD complaints since 2019. (Source: NYC Open Data — DOB, HPD, OATH, DOF, DCP and ACRIS datasets — compiled by NYC Property Facts.)
- Owner of record
- 1823 OWNERS LLC
- Building class
- S9 · Mixed-use: dwelling with stores or offices, miscellaneous
- Year built · units
- 1925 · 2 res.
- Lot area · zoning
- 1,200 sq ft · R5
- Market value (DOF)
- $717,000 FY2027
- Last priced deed
- $1,365,000 · 2021-07-30
- BBL
- 3073230041
- BIN
- 3198239
- 0Open DOB jobs (permit issued, no sign-off)
- 0Active DOB violations
- 1Active ECB violations
- 0Open HPD violations
- 2OATH tickets with unpaid balance
How to cite: NYC Property Facts, “1823 Avenue U, Brooklyn, NY 11229 (BBL 3073230041)”, data as of 2026-11-06, https://nycpropertyfacts.com/ny/brooklyn/1823-avenue-u-3073230041. 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)
- 1823 OWNERS LLCThe 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
- 1925Often an estimate for older buildings.
- Floors
- 2
- Units
- 2 residential / 5 totalResidential units are apartments; total includes stores and offices.
- Buildings on lot
- 1
- Lot size
- 1,200 sq ft (20 ft × 60 ft)
- Building floor area
- 2,400 sq ft (incl. 1,100 sq ft commercial)
- Zoning
- R5, C1-3The 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)
- 2.00 built / 1.50 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 3073230041 (Borough 3, Block 7323, Lot 41) · BIN 3198239BBL 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; data as of 2026-11-06; Building Footprints — city dataset updated 2026-10-25; data as of 2026-11-01
Tax assessment
How the Department of Finance values this lot for property tax.
- Market value (tax year 2027, final roll)
- $717,000The 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
- $322,650The portion of market value that taxes are calculated on (capped by law for small homes).
- Taxable value (final)
- $208,260Assessed value minus any exemptions.
- Tax class
- Tax class 2A – residential rental, 4–6 units
| Tax year | Roll | Market value | Assessed value | Tax class |
|---|---|---|---|---|
| 2027 | Final | $717,000 | $322,650 | 2A |
| 2026 | Final | $599,000 | $269,550 | 2A |
| 2025 | Final | $539,000 | $242,550 | 2A |
Source: DOF Property Valuation and Assessment Data — city dataset updated 2026-09-14; data as of 2026-11-06
Sales & deed history 4
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 |
|---|---|---|---|---|---|
| 2021-07-30 | DEED | $1,365,000 | Glassman, Oberlander & Tsismenakis, Llc; Oberlander & Tsismenakis Llc | 1823 Owners Llc | 2021081100368001 |
| 2000-01-01 | DEED | $0 / not stated | Glassman, Mervin B; Oberlander, Melvyn S; Tsismenakis, Artemios | Glassman, Oberlander& Tsismenakis Llc | FT_3660007363566 |
| 1973-07-26 | DEED | $0 / not stated | Brandes Solomon D; Stummer Joseph Decd Exec Of; Brandes Sol | Obie Bros Orchestras & Entertainment Inc | BK_7330064801661 |
| 1973-07-26 | DEED | $0 / not stated | Obie Bros Orchestras & Entertainment Inc | Tsismenakis Artemius; Oberlander Melvyn S; Glassman Mervin B | BK_7330064801659 |
Source: ACRIS Real Property Master — city dataset updated 2026-10-08; data as of 2026-11-06; ACRIS Real Property Legals — city dataset updated 2026-10-08; data as of 2026-11-06; ACRIS Real Property Parties — city dataset updated 2026-10-08; data as of 2026-11-06
DOB job filings 0 open of 1
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 |
|---|---|---|---|---|
| Not open Approved · 2023-07-18 | B00824024-I1 DOB NOW | Alteration | 2023-02-08 | $4,995 |
Source: DOB NOW: Build – Job Application Filings — city dataset updated 2026-11-05; data as of 2026-11-06; DOB Job Application Filings (BIS) — city dataset updated 2026-11-05; data as of 2026-11-06
Work permits 0
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.
No records found in this dataset for this lot.
Source: DOB NOW: Build – Approved Permits — city dataset updated 2026-11-05; data as of 2026-11-06; DOB Permit Issuance (BIS) — city dataset updated 2026-10-31; data as of 2026-10-31
DOB violations 0 active of 1
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 | 2011-12-13 | LBLVIO-LOW PRESSURE BOILER BOILER REQUIRED | VIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2010 INSPECTION REPORT | V*121311LBLVIO15299 |
Source: DOB Violations — city dataset updated 2026-11-05; data as of 2026-11-06
ECB violations (DOB) 1 active of 5
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 # |
|---|---|---|---|---|---|
| Active Hearing: IN VIOLATION · Certification: NO COMPLIANCE RECORDED | 2022-06-01 | CLASS - 1 | WORK WITHOUT A PERMIT.WORK NOTED:AT 2ND FLOOR LEVEL ERECTED FULL HEIGHT PARTITIONS CREATING TWO UNITS-UNIT#1 WITH 2 ROOMS,UNIT#2 1 ROOM IN BOTH UNITS INSTALLED WATER AND WASTE LINES FOR SHOWERS AND KITCHEN SINK | $2,500 / $2,500 / $0 | 35643806X |
| Resolved Hearing: DISMISSED · Certification: N/A - DISMISSED | 2022-06-01 | CLASS - 1 | BC 907.2.8 FAILURE TO PROVIDE A FIRE ALARM SYSTEM FOR TRANSIENT USE AT2ND FLOOR LEVEL FOR UNITS#1 AND #2.REM:DISCONTINUE ILLEGAL OCCUPANCY. | $0 / $0 / $0 | 35643805Y |
| Resolved Hearing: DISMISSED · Certification: N/A - DISMISSED | 2022-06-01 | CLASS - 1 | FAILURE TO MAINTAIN BUILDING IN CODE COMPLIANT MANNER:LACK OF A SYSTEMOF AUTOMATIC SPRINKLER WHERE IS REQUIRED AS PER BC 903.2 AND 27-954 FOR TRANSIENT USE AT 2ND FLOOR LEVEL FOR UNITS#1 AND #2.REM:DISCONTINUE | $0 / $0 / $0 | 35643804M |
| Resolved Hearing: DISMISSED · Certification: N/A - DISMISSED | 2022-06-01 | CLASS - 1 | FAILURE OT MAINTAIN BUILDING IN CODE-COMPLIANT MANNER.LACK OF REQUIREDNUMBER OF MEANS OF EGRESS FOR EVERY FLOOR PER BC 1018.1(2008 CODE);27-366;BC 1021.1(2014 CODE)FOR TRANSIENT USE AT 2ND FLOOR LEVEL-UNITS#1,A | $0 / $0 / $0 | 35643803K |
| Resolved Hearing: DISMISSED · Certification: N/A - DISMISSED | 2022-06-01 | CLASS - 1 | OCCUPANCY CONTRARY TO THAT ALLOWED BY THE DEPARTMENT OF BUILDINGS RECORDS.ILLEGAL OCCUPANCY NOTED:AT 2ND FLOOR LEVEL HAS BEEN USED/CONVERTEDAS A CLASS A APARTMENTS-2 APARTMENTS-EACH APARTMENT WITH KITCHEN,COOKI | $0 / $0 / $0 | 35643802Z |
Source: DOB ECB Violations — city dataset updated 2026-11-05; data as of 2026-11-06
OATH tickets (all agencies) 2 unpaid of 63
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 Default DEFAULTED · DEFAULTED | 2026-06-13 | Sanitation Others | SIDEWALK OBSTRUCTION | 1823 OWNERS LLC | $80 / $0 / $80 | 049879195P |
| Unpaid balance Default DOCKETED · DEFAULTED | 2026-03-11 | Sanitation Others | FAILURE TO CLEAN 18 INCHES INTO STREET | 1823 OWNERS LLC | $300 / $0 / $300 | 049536566K |
| No balance due PAID IN FULL | 2026-03-16 | Sanitation Others | IMPROPER RECEPTACLE NON-RESIDENTIAL 1ST | METRO BY T-MOBILE | $50 / $50 / $0 | 049645124X |
| No balance due PAID IN FULL | 2025-10-23 | Sanitation Others | DIRTY SIDEWALK | 1823 OWNERS LLC | $50 / $50 / $0 | 049505504N |
| No balance due HEARING COMPLETED · DISMISSED | 2024-06-13 | Sanitation Others | FAILURE TO CLEAN 18 INCHES INTO STREET | 1823 OWNERS LLC | $0 / $0 / $0 | 048303158H |
| No balance due PAID IN FULL | 2024-01-22 | Sanitation Others | FAILURE TO CLEAN 18 INCHES INTO STREET | 1823 OWNERS LLC | $50 / $50 / $0 | 048228819Z |
| No balance due PAID IN FULL | 2023-01-20 | Sanitation Others | DIRTY SIDEWALK | 1823 OWNERS LLC | $50 / $50 / $0 | 047616232H |
| No balance due PAID IN FULL | 2023-01-20 | Sanitation Others | FAILURE TO CLEAN 18 INCHES INTO STREET | 1823 OWNERS LLC | $50 / $50 / $0 | 047616231X |
| No balance due PAID IN FULL | 2022-09-28 | Sanitation Others | FAILURE TO CLEAN 18 INCHES INTO STREET | 1823 OWNERS LLC | $50 / $50 / $0 | 047629248P |
| No balance due PAID IN FULL · IN VIOLATION | 2022-06-01 | Dept. Of Buildings | WORK WITHOUT A PERMIT | 1823 OWNERS LLC | $2,500 / $2,500 / $0 | 035643806X |
| No balance due HEARING COMPLETED · DISMISSED | 2022-06-01 | Dept. Of Buildings | MISCELLANEOUS VIOLATIONS | 1823 OWNERS LLC | $0 / $0 / $0 | 035643805Y |
| No balance due HEARING COMPLETED · DISMISSED | 2022-06-01 | Dept. Of Buildings | FAIL TO MAIMTAIN REQUIRED NUMBER OF MEANS OF EGRESS FOR EVERY FLOOR | 1823 OWNERS LLC | $0 / $0 / $0 | 035643803K |
Showing 12 of 63 records. The API and the source dataset have the full list.
Source: OATH Hearings Division Case Status — city dataset updated 2026-11-06; data as of 2026-11-06
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.
No HPD registration found. Registration is required for buildings with 3 or more apartments (and for 1–2 family homes where neither the owner nor family lives there).
Source: HPD Multiple Dwelling Registrations — city dataset updated 2026-11-04; data as of 2026-11-06; HPD Registration Contacts — city dataset updated 2026-11-04; data as of 2026-11-06
HPD housing-code violations 0 open of 1
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 |
|---|---|---|---|---|
| Closed Violation Closed · 2020-12-29 | C | 2020-12-03 | 2 | § 27-2029 ADMIN. CODE: PROVIDE AN ADEQUATE SUPPLY OF HEAT FOR THE APARTMENT IN THE ENTIRE APARTMENT LOCATED AT APT 2, 2nd STORY |
Source: HPD Housing Maintenance Code Violations — city dataset updated 2026-11-05; data as of 2026-11-06
HPD complaints 0
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.
No records found in this dataset for this lot.
Source: HPD Housing Maintenance Code Complaints and Problems — city dataset updated 2026-11-06; data as of 2026-11-06
311 requests (last 12 months) 1
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 |
|---|---|---|---|---|
| 2026-08-09 | DSNY | Litter Basket Request – New Basket | Closed | 2026-08-10 |
Source: 311 Service Requests from 2020 to Present — city dataset updated 2026-11-06; data as of 2026-11-06
Nearby properties
More in Madison: Open HPD violations · Active DOB violations · Active ECB violations · Open DOB jobs · Unpaid OATH tickets
On Ave U
- 1822 Avenue U (14 open items)
- 1819 Avenue U (seven open items)
- 1818 Avenue U (11 open items)
- 1816 Avenue U (three open items)
- 1814 Avenue U (14 open items)
- 1812 Avenue U (two open items)
- 1810 Avenue U (two open items)
- 1806 Avenue U (one open item)
- 1805 Avenue U (15 open items)
- 1804 Avenue U (one open item)
Same tax block (7323)
- 1802 Avenue T (one open item)
- 1806 Avenue T (four open items)
- 1810 Avenue T
- 1812 Avenue T (one open item)
- 2002 East 19th Street
- 2006 East 19th Street
- 2008 East 19th Street
- 2010 East 19th Street
- 2014 East 19th Street (two open items)
- 2018 East 19th Street
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