40 South 9th Street, Brooklyn, NY 11249
BBL 3021357504 (Borough 3, Block 2135, Lot 7504) · BIN 3395352 · Last updated:
Summary · as of October 31, 2026
40 South 9th Street (Brooklyn, NY 11249; tax lot BBL 3021357504) is a 20-unit condominium (building class R4: condominium (subtype R4)), built around 2013, on a 9,300 sq ft lot zoned R7A. City tax records list the owner as UNAVAILABLE OWNER. As of October 31, 2026, NYC Open Data shows three active DOB violations and seven OATH tickets with an unpaid balance. There were two 311 requests 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
- UNAVAILABLE OWNER
- Building class
- R4 · Condominium
- Year built · units
- 2013 · 20 res.
- Lot area · zoning
- 9,300 sq ft · R7A
- Market value (DOF)
- $0 FY2027
- Last priced deed
- —
- BBL
- 3021357504
- BIN
- 3395352
- 0Open DOB jobs (permit issued, no sign-off)
- 3Active DOB violations
- 0Active ECB violations
- 0Open HPD violations
- 7OATH tickets with unpaid balance
How to cite: NYC Property Facts, “40 South 9th Street, Brooklyn, NY 11249 (BBL 3021357504)”, data as of 2026-10-31, https://nycpropertyfacts.com/ny/brooklyn/40-south-9th-street-3021357504. 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)
- UNAVAILABLE OWNERThe owner name on the city’s tax records. It can lag behind recent sales and is often an LLC.
- Building class
- R4 – Condominium (subtype R4)The Department of Finance’s category for what kind of building this is.
- Land use
- Multi-family elevator buildingsCity Planning’s broad category of how the lot is used.
- Year built
- 2013Often an estimate for older buildings. Major alteration recorded: 2013.
- Floors
- 7
- Units
- 20 residential / 36 totalResidential units are apartments; total includes stores and offices.
- Buildings on lot
- 1
- Lot size
- 9,300 sq ft (75 ft × 124 ft)
- Building floor area
- 35,423 sq ft (incl. 2,448 sq ft commercial)
- Zoning
- R7AThe zoning district sets what can be built and used here. Residential district.
- Built vs. allowed density (FAR)
- 3.81 built / 4.00 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 3021357504 (Borough 3, Block 2135, Lot 7504) · BIN 3395352BBL 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 2026-11-01; 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)
- $0The 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
- $0The portion of market value that taxes are calculated on (capped by law for small homes).
- Tax class
- Tax class 2 – residential, 4+ units
| Tax year | Roll | Market value | Assessed value | Tax class |
|---|---|---|---|---|
| 2027 | Final | $0 | $0 | 2 |
| 2026 | Final | $0 | $0 | 2 |
| 2025 | Final | $0 | $0 | 2 |
Source: DOF Property Valuation and Assessment Data — city dataset updated 2026-09-14; data as of 2026-11-01
Sales & deed history 0
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.
No records found in this dataset for this lot.
Source: ACRIS Real Property Master — city dataset updated 2026-10-08; data as of 2026-11-01; ACRIS Real Property Legals — city dataset updated 2026-10-08; data as of 2026-11-01; ACRIS Real Property Parties — city dataset updated 2026-10-08; data as of 2026-11-01
DOB job filings 0 open of 0
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.
No records found in this dataset for this lot.
Source: DOB NOW: Build – Job Application Filings — city dataset updated 2026-10-31; data as of 2026-11-01; DOB Job Application Filings (BIS) — city dataset updated 2026-10-30; data as of 2026-10-31
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 2026-10-31; data as of 2026-11-01; DOB Permit Issuance (BIS) — city dataset updated 2026-10-31; data as of 2026-10-31
DOB violations 3 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 |
|---|---|---|---|---|
| Active V-DOB VIOLATION - ACTIVE | 2022-02-22 | FISPNRF-NO REPORT AND / OR LATE FILING (FACADE) FACADE REQUIRED | FAILED TO FILE FISP CYCLE 9A TECHNICAL REPORT BY 02/21/2022 | V022222FISPNRF02174 |
| Active V-DOB VIOLATION - ACTIVE | 2021-12-01 | EGRADE-FAILURE TO POST ENERGY GRADE/SCORE NONE | FAILURE TO DISPLAY ENERGY EFFICIENCY SCORE AND ENERGY EFFICIENCY GRADE AS PER ADCODE SEC. 28-309.12.3 | V120121EGRADE2102340 |
| Active V-DOB VIOLATION - ACTIVE | 2021-01-05 | E-ELEVATOR ELEVATORREQUIRED | V010521E9027/694352 | |
| Resolved/dismissed V*-DOB VIOLATION - Resolved | 2016-01-22 | E-ELEVATOR ELEVATORREQUIRED | V*012216E9027/563638 |
Source: DOB Violations — city dataset updated 2026-10-31; data as of 2026-11-01
ECB violations (DOB) 0 active of 0
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.
No records found in this dataset for this lot.
Source: DOB ECB Violations — city dataset updated 2026-10-31; data as of 2026-11-01
OATH tickets (all agencies) 7 unpaid of 28
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 | 2026-06-17 | Sanitation Others | FAILURE TO CLEAN 18 INCHES INTO STREET | THE 40 SOUTH 9TH STREET CONDOM | $80 / $0 / $80 | 049856413M |
| Unpaid balance Default DOCKETED · DEFAULTED | 2020-02-28 | Sanitation Others | FAILURE TO CLEAN 18 INCHES INTO STREET | ATTN CONDO PRESIDENT MANAGEME | $300 / $0 / $300 | 0210604296 |
| Unpaid balance Default DOCKETED · DEFAULTED | 2019-05-30 | Sanitation Others | STORAGE OF RECEPTACLES | ATTN CONDO PRESIDENT MANAGEMEN | $300 / $0 / $300 | 0208475750 |
| Unpaid balance Default DOCKETED · DEFAULTED | 2019-03-03 | Sanitation Others | STORAGE OF RECEPTACLES | CONDO OWNER MANAGER PRESIDENT | $300 / $0 / $300 | 0206942460 |
| Unpaid balance Default DOCKETED · DEFAULTED | 2019-01-20 | Sanitation Others | STORAGE OF RECEPTACLES | ATT CONDO PRESIDENT MGMT OWN | $300 / $0 / $300 | 0205777074 |
| Unpaid balance Default DOCKETED · DEFAULTED | 2018-11-22 | Sanitation Others | STORAGE OF RECEPTACLES | ATTN CONDO OWNER MANAGER PRES | $300 / $0 / $300 | 0205772252 |
| Unpaid balance DOCKETED · IN VIOLATION | 2018-05-24 | Sanitation Others | FAILURE TO CLEAN 18 INCHES INTO STREET | CONDO OWNER MANAGER PRESID | $100 / $0 / $100 | 0204209931 |
| No balance due HEARING COMPLETED · IN VIOLATION | 2026-03-31 | Fire Department Of Nyc | LABELS MARKINGS | THE 40 SOUTH 9TH STREET CONDOM | $0 / $0 / $0 | 014239896M |
| No balance due HEARING COMPLETED · DISMISSED | 2026-02-20 | Sanitation Others | FAILURE TO CLEAN 18 INCHES INTO STREET | THE 40 SOUTH 9TH STREET CONDOM | $0 / $0 / $0 | 049613657M |
| No balance due HEARING COMPLETED · IN VIOLATION | 2025-10-04 | Fire Department Of Nyc | INSPECTION AND TESTING | THE 40 SOUTH 9TH STREET CONDO | $0 / $0 / $0 | 014209013M |
| No balance due HEARING COMPLETED · IN VIOLATION | 2025-10-04 | Fire Department Of Nyc | INSPECTION AND TESTING | THE 40 SOUTH 9TH STREET CONDO | $0 / $0 / $0 | 014209021M |
| No balance due HEARING COMPLETED · IN VIOLATION | 2024-06-20 | Fire Department Of Nyc | PORTABLE FIRE EXTINGUISHERS AND FIRE HOSES | 40 SO 9 ST CONDO | $0 / $0 / $0 | 014130521R |
Showing 12 of 28 records. The API and the source dataset have the full list.
Source: OATH Hearings Division Case Status — city dataset updated 2026-11-01; data as of 2026-11-01
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
- 957914
- Last registered
- 2025-07-21
- Registration valid until
- 2026-09-01 ExpiredRegistrations must be renewed every year.
| Role | Name | Company | Business city |
|---|---|---|---|
| Sitemanager | Mendy Klein | ||
| Headofficer | Mendy Wertzberger | Brooklyn, Ny | |
| Corporateowner | THE 40 SOUTH 9TH STREET CONDOMINIUM | Brooklyn, Ny | |
| Agent | Elisha Binet | SEM NY CORP | Brooklyn, Ny |
Source: HPD Multiple Dwelling Registrations — city dataset updated 2026-10-28; data as of 2026-11-01; HPD Registration Contacts — city dataset updated 2026-10-28; data as of 2026-11-01
HPD housing-code violations 0 open of 12
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 Dismissed · 2023-10-16 | A | 2023-06-15 | § 26-1103 ADMIN. CODE: POST AND MAINTAIN A PROPER NOTICE ON WALL OF THE ENTRANCE STORY IN ENGLISH AND SPANISH ON THE AVAILABILITY OF THE AGENCYS HOUSING INFORMATION GUIDE. A SAMPLE NOTICE CAN BE FOUND AT WWW.NYC.GOV/HPD. AT PUBLIC HALL, 1st STORY | |
| Closed Violation Dismissed · 2023-10-16 | A | 2023-06-15 | § 27-2046.1 HMC: POST A PROPER NOTICE OF CARBON MONOXIDE DETECTING DEVICE REQUIREMENTS, IN A FORM APPROVED BY THE COMMISSIONER, IN A COMMON AREA OF A CLASS A MULTIPLE DWELLING NEAR INSPECTION CERTIFICATE OR PROVIDE NOTICE TO TENANTS IN A PRIVATE DWELLING. | |
| Closed Violation Dismissed · 2023-10-16 | B | 2023-06-15 | § 27-2005, 2007 ADM CODE REMOVE ALL ENCUMBRANCES CONSISTING OF STROLLER AT STAIRS ''A'' AND STARS ''B'' AT PUBLIC HALL STAIRS, 7th STORY | |
| Closed Violation Dismissed · 2023-10-16 | B | 2023-06-15 | § 27-2005, 2007 ADM CODE REMOVE ALL ENCUMBRANCES CONSISTING OF CARDBOARD BOXES AT BULKHEAD STORY , 7th STORY | |
| Closed Violation Dismissed · 2023-12-11 | A | 2023-06-15 | § 329, M/D LAW AND DEPT. RULES AND REGS. PROVIDE A COMPLETED CERTIFICATE OF INSPECTION VISITS IN A PROPER FRAME AT OR NEAR MAILBOXES, BOTTOM EDGE OF FRAME BETWEEN 48-62 INCHES ABOVE FLOOR MISSING AT PUBLIC HALL, 1st STORY | |
| Closed Violation Dismissed · 2023-10-16 | A | 2023-06-15 | § 27-2053 ADM CODE POST SIGN ON WALL OF ENTRANCE STORY BEARING NAME, ADDRESS INCLUDING APARTMENT NUMBER IF ANY, AND TELEPHONE NUMBER OF SUPERINTENDENT, JANITOR OR HOUSEKEEPER. AT PUBLIC HALL, 1st STORY | |
| Closed Violation Dismissed · 2023-10-16 | A | 2023-06-15 | § 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 AT PUBLIC HALL, 1st STORY | |
| Closed Violation Dismissed · 2023-10-16 | B | 2023-06-15 | § 27-2005, 2007 ADM CODE REMOVE ALL ENCUMBRANCES CONSISTING OF BICYCLES AND SCOOTER AT PUBLIC HALL, 6th STORY | |
| Closed Violation Dismissed · 2023-10-16 | A | 2023-06-15 | § 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 Dismissed · 2023-10-16 | A | 2023-06-15 | § 27-2045 ADM CODE POST A PROPER NOTICE OF SMOKE DETECTOR REQUIREMENTS, IN A FORM APPROVED BY THE COMMISSIONER, AT OR NEAR THE MAIL BOX MISSING AT PUBLIC HALL, 1st STORY | |
| Closed Violation Dismissed · 2022-06-22 | A | 2022-03-10 | (A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPDS WEBSITE, WWW.NYC.GOV\HPD, SEARCH BED BUGS. | |
| Closed Violation Dismissed · 2021-05-05 | A | 2021-04-20 | (A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPDS WEBSITE, WWW.NYC.GOV\HPD, SEARCH BED BUGS. |
Source: HPD Housing Maintenance Code Violations — city dataset updated 2026-10-31; data as of 2026-11-01
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 2026-11-01; data as of 2026-11-01
311 requests (last 12 months) 2
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 |
|---|---|---|---|---|
| 2026-03-25 | DSNY | Dirty Condition – Trash | Closed | 2026-04-03 |
| 2026-03-12 | DSNY | Street Sweeping Complaint – Street Not Swept | Closed | 2026-03-16 |
Source: 311 Service Requests from 2020 to Present — city dataset updated 2026-11-01; data as of 2026-11-01
Nearby properties
On S 9 St
- 42 South 9th Street (three open items)
- 34 South 9th Street (four open items)
- 28 South 9th Street (one open item)
- 54 South 9th Street (11 open items)
- 22 South 9th Street
- 69 South 9th Street (nine open items)
- 73 South 9th Street (13 open items)
- 74 South 9th Street
- 75 South 9th Street (one open item)
- 77 South 9th Street (36 open items)
Same tax block (2135)
- 520 Wythe Avenue (14 open items)
- 19 South 11th Street (three open items)
- 26 South 10th Street (one open item)
- 42 South 9th Street (three open items)
- 22 South 9th Street
- 28 South 9th Street (one open item)
- 34 South 9th Street (four open items)
- 37 South 10th Street (five open items)
- 43 South 10th Street (10 open items)
- 29 South 10th Street (six open items)
All properties on S 9 St, Brooklyn · All of Brooklyn 11249 (Williamsburg)
Open-item counts as of October 31, 2026; each section lists its own dataset date. Machine-readable: JSON API · Markdown · Plain text · API & MCP docs