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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

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).

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 yearRollMarket valueAssessed valueTax class
2027Final$1,254,000$75,2401
2026Final$1,400,000$84,0001
2025Final$1,408,000$84,4801

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.

DateTypePriceSeller (grantor)Buyer (grantee)Doc ID
2026-07-08DEED$1,280,000Nguyen, Luan Van; Nguyen, May HuynhLei, Lyly; Pun, David2026071700339001
2017-08-02DEED$0 / not statedNguyen, Luan Van; Huynh, Mai KimNguyen, May Huynh; Nguyen, Luan Van2017081100193001
1997-04-16DEED$0 / not statedTang, Yun Bin; Cai, Ruobing THuynh, Mai Kim; Nguyen, Luan VanFT_3010005641501
1996-01-28DEED$0 / not statedCai, Hu Zhong; Cai, Ruobing TCai, Ruobing TFT_3670005337167
1990-11-09DEED$0 / not statedTang, Wen Bin; Tang, Yun Bin; Tang, Ruobing; Cai, Hu ZhongTang, Ruobing; Cai, Hu Zhong; Tang, Yun BinFT_3590001589059
1986-10-09DEED$0 / not statedCamejo, Hilda; Camejo, RaymondTang, Ruobing; Tang, Yun Bin; Tang, Wen Bin; Chai, Hu ZhongFT_3400001207640
1972-12-11DEED$0 / not statedSerrano Fortunato; Serrano Mary ACamejo Hilda; Camejo RaymondBK_7230060001588
1968-11-15DEED$0 / not statedLeotta JosephineSerrano Fortunato; Serrano Mary AnnBK_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.

StatusDateAgencyChargeRespondentImposed / paid / balanceTicket #
No balance due
PAID IN FULL
2023-06-27Sanitation RecyclingFAILURE TO CLEAN 18 INCHES INTO STREETNGUYEN LUAN VAN$50 / $50 / $0047853796M
No balance due
PAID IN FULL
2020-02-08Sanitation OthersFAILURE TO CLEAN 18 INCHES INTO STREETNGUYEN$100 / $100 / $00209859578
No balance due Default
PAID IN FULL · DEFAULTED
2019-02-07Dos - Enforcement AgentsIMPROPER DISPOSAL BEDDING 1ST OFFENSELUAN VAN NGUYEN$130 / $130 / $0042049268J
No balance due
PAID IN FULL
2018-08-29Dos - Enforcement AgentsFAILURE TO CLEAN 18 INCHES INTO STREETLUAN VAN NGUYEN$100 / $100 / $0042048424H
No balance due
PAID IN FULL
2018-01-17Sanitation OthersFAILURE TO CLEAN 18 INCHES INTO STREETNGUYEN$100 / $100 / $00203373720
No balance due
PAID IN FULL
2016-11-04FAILURE TO CLEAN 18 INCHES INTO STREETLUAN VAN$100 / $100 / —0192434615
No balance due
PAID IN FULL
2013-08-05Sanitation DeptRECYC PLACED FOR COLLECTION W NON-RECYC 1 TO 8 DWELLING UNITSLUAN VAN NGUYEN$25 / $25 / —041406500L
No balance due
PAID IN FULL
2013-07-25Sanitation DeptFAILURE TO CLEAN 18 INCHES INTO STREETLUAN VAN NGUYEN$100 / $100 / —041432741L
No balance due
PAID IN FULL
2012-04-19Dos - Enforcement AgentsNON-RECYC LEFT IN RECYC CONTAINER FOR COLLECTION 1TO8 DWELLING UNITSLUAN VAN NGUYEN$25 / $25 / —041455966Y
No balance due
PAID IN FULL
2009-05-14Dos - Enforcement AgentsFAILURE TO PROPERLY PUT RECYCLABLES OUT FOR COLLECTIONLUAN VAN NGUYEN$25 / $25 / —042011690L
No balance due
PAID IN FULL
2008-02-06Sanitation OthersFAILURE TO CLEAN 18 INCHES INTO STREETLUAN$100 / $100 / —0159533359
No balance due
PAID IN FULL
2007-05-07Sanitation OthersFAILURE TO CLEAN 18 INCHES INTO STREETNGUYEN$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.
RoleNameCompanyBusiness city
JointownerLuan NguyenStaten Island, Ny
SitemanagerLuan Nguyen
JointownerMay NguyenStaten Island, Ny
AgentLuan NguyenStaten 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.

StatusClassIssuedAptCondition
Open
Nov Sent Out · 2008-08-07
B2008-08-07D26-10.01 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
I2025-11-20§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
A2023-03-20(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
I2022-11-14§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
A2021-04-05(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
I2015-10-06SECTION27-2107 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
B2015-02-10SECTION 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
I2015-02-05SECTION27-2107 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.

OpenedAgencyComplaintStatusClosed
2026-06-29DOTStreet Condition – Cave-inClosed2026-07-06

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

Same tax block (916)

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