3912 9th Avenue, Brooklyn, NY 11232
BBL 3009160138 (Borough 3, Block 916, Lot 138) · BIN 3017962 · Last updated:
Summary · as of October 31, 2026
3912 9th Avenue (Brooklyn, NY 11232; tax lot BBL 3009160138) is a 3-unit walk-up apartment building (building class C0: three-family walk-up), built around 1920, on a 1,520 sq ft lot zoned M1-2. City tax records list the owner as PUN, DAVID; per ACRIS, a deed to this owner dated July 8, 2026 lists a price of $1,280,000. The Department of Finance's final market value for tax year 2027 is $1,254,000. As of October 31, 2026, NYC Open Data shows one open HPD violation. 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
- PUN, DAVID
- Building class
- C0 · Three-family walk-up
- Year built · units
- 1920 · 3 res.
- Lot area · zoning
- 1,520 sq ft · M1-2
- Market value (DOF)
- $1,254,000 FY2027
- Last priced deed
- $1,280,000 · 2026-07-08
- BBL
- 3009160138
- BIN
- 3017962
- 0Open DOB jobs (permit issued, no sign-off)
- 0Active DOB violations
- 0Active ECB violations
- 1Open HPD violations
- 0OATH tickets with unpaid balance
How to cite: NYC Property Facts, “3912 9th Avenue, Brooklyn, NY 11232 (BBL 3009160138)”, data as of 2026-10-31, https://nycpropertyfacts.com/ny/brooklyn/3912-9th-avenue-3009160138. 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)
- PUN, DAVIDThe owner name on the city’s tax records. It can lag behind recent sales and is often an LLC.
- Building class
- C0 – Three-family walk-upThe Department of Finance’s category for what kind of building this is.
- Land use
- Multi-family walk-up buildingsCity Planning’s broad category of how the lot is used.
- Year built
- 1920Often an estimate for older buildings.
- Floors
- 2
- Units
- 3 residential / 3 totalResidential units are apartments; total includes stores and offices.
- Buildings on lot
- 1
- Lot size
- 1,520 sq ft (19 ft × 80 ft)
- Building floor area
- 1,732 sq ft
- Zoning
- M1-2, R6The zoning district sets what can be built and used here. Manufacturing district.
- Built vs. allowed density (FAR)
- 1.14 built / 0.00 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 3009160138 (Borough 3, Block 916, Lot 138) · BIN 3017962BBL 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 2026-10-31; 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)
- $1,254,000The 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
- $75,240The portion of market value that taxes are calculated on (capped by law for small homes).
- Taxable value (final)
- $32,803Assessed value minus any exemptions.
- Tax class
- Tax class 1 – 1–3 family homes (and some small mixed-use / vacant lots)
| Tax year | Roll | Market value | Assessed value | Tax class |
|---|---|---|---|---|
| 2027 | Final | $1,254,000 | $75,240 | 1 |
| 2026 | Final | $1,400,000 | $84,000 | 1 |
| 2025 | Final | $1,408,000 | $84,480 | 1 |
Source: DOF Property Valuation and Assessment Data — city dataset updated 2026-09-14; data as of 2026-11-01
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 |
|---|---|---|---|---|---|
| 2026-07-08 | DEED | $1,280,000 | Nguyen, Luan Van; Nguyen, May Huynh | Lei, Lyly; Pun, David | 2026071700339001 |
| 2017-08-02 | DEED | $0 / not stated | Nguyen, Luan Van; Huynh, Mai Kim | Nguyen, May Huynh; Nguyen, Luan Van | 2017081100193001 |
| 1997-04-16 | DEED | $0 / not stated | Tang, Yun Bin; Cai, Ruobing T | Huynh, Mai Kim; Nguyen, Luan Van | FT_3010005641501 |
| 1996-01-28 | DEED | $0 / not stated | Cai, Hu Zhong; Cai, Ruobing T | Cai, Ruobing T | FT_3670005337167 |
| 1990-11-09 | DEED | $0 / not stated | Tang, Wen Bin; Tang, Yun Bin; Tang, Ruobing; Cai, Hu Zhong | Tang, Ruobing; Cai, Hu Zhong; Tang, Yun Bin | FT_3590001589059 |
| 1986-10-09 | DEED | $0 / not stated | Camejo, Hilda; Camejo, Raymond | Tang, Ruobing; Tang, Yun Bin; Tang, Wen Bin; Chai, Hu Zhong | FT_3400001207640 |
| 1972-12-11 | DEED | $0 / not stated | Serrano Fortunato; Serrano Mary A | Camejo Hilda; Camejo Raymond | BK_7230060001588 |
| 1968-11-15 | DEED | $0 / not stated | Leotta Josephine | Serrano Fortunato; Serrano Mary Ann | BK_6830029001662 |
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 0 active of 0
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).
No records found in this dataset for this lot.
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) 0 unpaid of 19
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 # |
|---|---|---|---|---|---|---|
| No balance due PAID IN FULL | 2023-06-27 | Sanitation Recycling | FAILURE TO CLEAN 18 INCHES INTO STREET | NGUYEN LUAN VAN | $50 / $50 / $0 | 047853796M |
| No balance due PAID IN FULL | 2020-02-08 | Sanitation Others | FAILURE TO CLEAN 18 INCHES INTO STREET | NGUYEN | $100 / $100 / $0 | 0209859578 |
| No balance due Default PAID IN FULL · DEFAULTED | 2019-02-07 | Dos - Enforcement Agents | IMPROPER DISPOSAL BEDDING 1ST OFFENSE | LUAN VAN NGUYEN | $130 / $130 / $0 | 042049268J |
| No balance due PAID IN FULL | 2018-08-29 | Dos - Enforcement Agents | FAILURE TO CLEAN 18 INCHES INTO STREET | LUAN VAN NGUYEN | $100 / $100 / $0 | 042048424H |
| No balance due PAID IN FULL | 2018-01-17 | Sanitation Others | FAILURE TO CLEAN 18 INCHES INTO STREET | NGUYEN | $100 / $100 / $0 | 0203373720 |
| No balance due PAID IN FULL | 2016-11-04 | FAILURE TO CLEAN 18 INCHES INTO STREET | LUAN VAN | $100 / $100 / — | 0192434615 | |
| No balance due PAID IN FULL | 2013-08-05 | Sanitation Dept | RECYC PLACED FOR COLLECTION W NON-RECYC 1 TO 8 DWELLING UNITS | LUAN VAN NGUYEN | $25 / $25 / — | 041406500L |
| No balance due PAID IN FULL | 2013-07-25 | Sanitation Dept | FAILURE TO CLEAN 18 INCHES INTO STREET | LUAN VAN NGUYEN | $100 / $100 / — | 041432741L |
| No balance due PAID IN FULL | 2012-04-19 | Dos - Enforcement Agents | NON-RECYC LEFT IN RECYC CONTAINER FOR COLLECTION 1TO8 DWELLING UNITS | LUAN VAN NGUYEN | $25 / $25 / — | 041455966Y |
| No balance due PAID IN FULL | 2009-05-14 | Dos - Enforcement Agents | FAILURE TO PROPERLY PUT RECYCLABLES OUT FOR COLLECTION | LUAN VAN NGUYEN | $25 / $25 / — | 042011690L |
| No balance due PAID IN FULL | 2008-02-06 | Sanitation Others | FAILURE TO CLEAN 18 INCHES INTO STREET | LUAN | $100 / $100 / — | 0159533359 |
| No balance due PAID IN FULL | 2007-05-07 | Sanitation Others | FAILURE TO CLEAN 18 INCHES INTO STREET | NGUYEN | $100 / $100 / — | 0154881100 |
Showing 12 of 19 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
- 135054
- Last registered
- 2026-01-23
- Registration valid until
- 2026-09-01 ExpiredRegistrations must be renewed every year.
| Role | Name | Company | Business city |
|---|---|---|---|
| Jointowner | Luan Nguyen | Staten Island, Ny | |
| Sitemanager | Luan Nguyen | ||
| Jointowner | May Nguyen | Staten Island, Ny | |
| Agent | Luan Nguyen | Staten Island, Ny |
Source: HPD Multiple Dwelling Registrations — city dataset updated 2026-10-28; data as of 2026-10-31; HPD Registration Contacts — city dataset updated 2026-10-28; data as of 2026-10-31
HPD housing-code violations 1 open of 8
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 · 2008-08-07 | B | 2008-08-07 | D26-10.01 ADM CODE & 309 M/D LAW ABATE THE NUISANCE CONSISTING OF BRANCHES FROM TREE OBSTURCTING FIRE ESCAPE DROP LADDER NORTH FRONT. | |
| Closed Violation Dismissed · 2026-01-26 | I | 2025-11-20 | §27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE SUBJECT TO CIVIL PENALTIES, PROHIBITED FROM CERTIFYING VIOLATIONS, AND DENIED THE RIGHT TO RECOVER POSSESSION OF PREMISE | |
| Closed Violation Dismissed · 2023-12-04 | A | 2023-03-20 | (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. | |
| Closed Violation Dismissed · 2023-08-02 | I | 2022-11-14 | §27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE SUBJECT TO CIVIL PENALTIES, PROHIBITED FROM CERTIFYING VIOLATIONS, AND DENIED THE RIGHT TO RECOVER POSSESSION OF PREMISE | |
| Closed Violation Dismissed · 2021-12-03 | A | 2021-04-05 | (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 · 2015-10-22 | I | 2015-10-06 | SECTION27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE ?27-2097 AND IS THEREFORE SUBJECT TO CIVIL PENALTIES, PROHIBITED FROM CERTIFYING VIOLATIONS, AND DENIED THE RIGHT TO RECOVER POSSESSION OF P | |
| Closed Violation Closed · 2015-05-06 | B | 2015-02-10 | 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 A MINIMUM OF 100 WATTS OF INCANDESCENT LIGHT REQUIRED. (LIGHT FIXTURE | |
| Closed Violation Dismissed · 2015-03-26 | I | 2015-02-05 | SECTION27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE ?27-2097 AND IS THEREFORE SUBJECT TO CIVIL PENALTIES, PROHIBITED FROM CERTIFYING VIOLATIONS, AND DENIED THE RIGHT TO RECOVER POSSESSION OF P |
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) 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 |
|---|---|---|---|---|
| 2026-06-29 | DOT | Street Condition – Cave-in | Closed | 2026-07-06 |
Source: 311 Service Requests from 2020 to Present — city dataset updated 2026-11-01; data as of 2026-11-01
Nearby properties
On 9 Ave
- 3910 9th Avenue
- 3914 9th Avenue (eight open items)
- 3916 9th Avenue
- 3906 9th Avenue (seven open items)
- 3904 9th Avenue
- 3920 9th Avenue (three open items)
- 3921 9th Avenue (32 open items)
- 3902 9th Avenue (17 open items)
- 3922 9th Avenue (one open item)
- 3901 9th Avenue (two open items)
Same tax block (916)
- 3913 8th Avenue (two open items)
- 3901 8th Avenue (three open items)
- 820 39th Street (19 open items)
- 830a 39th Street
- 838 39th Street (two open items)
- 842 39th Street (two open items)
- 844 39th Street
- 856 39th Street (one open item)
- 864 39th Street (one open item)
- 868 39th Street
All properties on 9 Ave, Brooklyn · All of Brooklyn 11232 (Sunset Park (West))
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