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3924 9th Avenue, Sunset Park (West), Brooklyn, NY 11232

BBL 3009160043 (Borough 3, Block 916, Lot 43) · BIN 3017945 · Last updated: · Sunset Park (West) · ZIP 11232

Summary · as of November 9, 2026

3924 9th Avenue (Brooklyn, NY 11232; tax lot BBL 3009160043) is a 3-unit mixed-use building with apartments and ground-floor commercial space (building class S3: mixed-use: three-family home with one store or office), built around 1931, on a 1,600 sq ft lot zoned R6. City tax records list the owner as 3924 9TH AVE LLC; the most recent deed with a stated price is dated May 17, 2018 at $2,000,000 (per ACRIS). The Department of Finance's final market value for tax year 2027 is $717,000. As of November 9, 2026, NYC Open Data shows one DOB job with a permit issued but no sign-off, three open HPD violations and one OATH ticket with an unpaid balance. There were six 311 requests in the past 12 months and one HPD complaint since 2019. (Source: NYC Open Data — DOB, HPD, OATH, DOF, DCP and ACRIS datasets — compiled by NYC Property Facts.)

Owner of record
3924 9TH AVE LLC
Building class
S3 · Mixed-use: three-family home with one store or office
Year built · units
1931 · 3 res.
Lot area · zoning
1,600 sq ft · R6
Market value (DOF)
$717,000 FY2027
Last priced deed
$2,000,000 · 2018-05-17
BBL
3009160043
BIN
3017945

How to cite: NYC Property Facts, “3924 9th Avenue, Brooklyn, NY 11232 (BBL 3009160043)”, data as of 2026-11-09, https://nycpropertyfacts.com/ny/brooklyn/3924-9th-avenue-3009160043. 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)
3924 9TH AVE LLCThe owner name on the city’s tax records. It can lag behind recent sales and is often an LLC.
Building class
S3 – Mixed-use: three-family home with one store or officeThe 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
2
Units
3 residential / 4 totalResidential units are apartments; total includes stores and offices.
Buildings on lot
1
Lot size
1,600 sq ft (20 ft × 80 ft)
Building floor area
2,400 sq ft (incl. 1,000 sq ft commercial)
Zoning
R6The zoning district sets what can be built and used here. Residential district.
Built vs. allowed density (FAR)
1.50 built / 2.43 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 3009160043 (Borough 3, Block 916, Lot 43) · BIN 3017945BBL 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; last loaded 2026-11-09; Building Footprints — city dataset updated 2026-11-08; last loaded 2026-11-08

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)
$166,009Assessed value minus any exemptions.
Tax class
Tax class 2A – residential rental, 4–6 units
Tax yearRollMarket valueAssessed valueTax class
2027Final$717,000$322,6502A
2026Final$599,000$269,5502A
2025Final$539,000$242,5502A

Source: DOF Property Valuation and Assessment Data — city dataset updated 2026-09-14; last loaded 2026-11-09

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.

DateTypePriceSeller (grantor)Buyer (grantee)Doc ID
2018-07-30DEED$0 / not statedYeung, Ka Ho; Chan, Ling Ling; Li, Lung Wa3924 9th Ave Llc2019031300837001
2018-05-17DEED$2,000,000Rutigliano, Antonio; Rutigliano, JosephineChan, Ling Ling; Yeung, Ka Ho; Wa Li, Lung2018052301318002
1989-04-27DEED$0 / not stated
one deed covering 225 lots; price is for all of them
Commissioner Of FinanceCity Of New YorkFT_3170001450517
1983-09-29DEED$0 / not statedDe Marco, RoseRutigliano, Josephine; Rutigliano, AntonioFT_3140000982814

Source: ACRIS Real Property Master — city dataset updated 2026-10-08; last loaded 2026-11-09; ACRIS Real Property Legals — city dataset updated 2026-10-08; last loaded 2026-11-09; ACRIS Real Property Parties — city dataset updated 2026-10-08; last loaded 2026-11-09

DOB job filings 1 open of 2

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.

StatusJob #TypeFiledEst. cost
Permitted, not signed off
PERMIT ISSUED - ENTIRE JOB/WORK · 2018-06-21
321769350
BIS
A2 – Alteration with multiple work types (no change to use/occupancy)2018-06-20$29,000
Not open
LOC Issued · 2023-09-07
B00916809-I1
DOB NOW
Alteration2023-08-10$4,800

Source: DOB NOW: Build – Job Application Filings — city dataset updated 2026-11-08; last loaded 2026-11-09; DOB Job Application Filings (BIS) — city dataset updated 2026-11-08; last loaded 2026-11-09

Work permits 3

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.

IssuedExpiresJob #WorkPermit status
2023-08-232023-11-27B00916809-I1
DOB NOW
General Construction
REMOVE ECB VIOLATIONS: 39091744M, 39091743K & 39091742Z; REMOVE ILLEGAL ENCLOSED METAL FRAME AT REAR YARD AND RESTORE BACK TO PRIOR LEGAL CONDITION AS PER PLAN.
Signed-off
2018-06-212019-06-21321769350
BIS
Plumbing / PlumbingISSUED (initial)
2018-06-212019-04-29321769350
BIS
Equipment work / BoilerISSUED (initial)

Source: DOB NOW: Build – Approved Permits — city dataset updated 2026-11-09; last loaded 2026-11-09; DOB Permit Issuance (BIS) — city dataset updated 2026-11-07; last loaded 2026-11-07

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). The active-DOB count in the summary also includes DOB NOW safety violations, listed in the next section.

No records found in this dataset for this lot.

Source: DOB Violations — city dataset updated 2026-11-09; last loaded 2026-11-09

DOB safety violations (DOB NOW) 0 active of 0

Safety violations DOB NOW publishes for devices such as boilers, elevators and gas piping (Local Law 152). Active means the published status is Active. Dismissed, cured, waived and successfully disputed violations are counted under “resolved or not active” and are not open items. Active ones are included in the summary’s active DOB violation total.

No records found in this dataset for this lot.

Source: DOB Safety Violations (DOB NOW) — city dataset updated 2026-11-09; last loaded 2026-11-09

ECB violations (DOB) 0 active of 3

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.

StatusIssuedSeverityWhat it was forPenalty / paid / balanceECB #
Resolved
Hearing: IN VIOLATION · Certification: CERTIFICATE ACCEPTED
2023-08-03CLASS - 128-301.1, FTMB IN CODE-COMPLIANT MANNER: ATOI ON A 2-STORY, STORE & 3-FAMILY, NFP BUILDINGS, IN R6 DISTRICT, OBSERVED AT THE REAR YARD AN ILLEGAL HORIZONTAL ENLARGEMENT AT THE FIRST-FLOOR LEVEL, APPROX. 12X12 F$1,250 / $1,281 / $039091743K
Resolved
Hearing: IN VIOLATION · Certification: CERTIFICATE ACCEPTED
2023-08-03CLASS - 128-118.3.2, OCCUPANCY CONTRARY TO THAT ALLOWED BY THE C OF O: ATOI ON A 2-STORY, STORE & 3-FAMILY, NFP BUILDINGS, IN R6 DISTRICT, OBSERVED AT THE REAR YARD AN ILLEGAL HORIZONTAL ENLARGEMENT AT THE FIRST-FLOOR L$2,500 / $2,562 / $039091742Z
Resolved
Hearing: IN VIOLATION · Certification: CERTIFICATE ACCEPTED
2023-08-03CLASS - 128-105.1, WORK WITHOUT A PERMIT: ATOI ON A 2-STORY, STORE & 3-FAMILY, NFP BUILDINGS, IN R6 DISTRICT, OBSERVED AT THE REAR YARD AN ILLEGAL HORIZONTAL ENLARGEMENT AT THE FIRST-FLOOR LEVEL, APPROX. 12X12 FT, FITTE$2,500 / $2,562 / $039091744M

Source: DOB ECB Violations — city dataset updated 2026-11-07; last loaded 2026-11-09

OATH tickets (all agencies) 1 unpaid of 21

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 #
Unpaid balance Default
DOCKETED · DEFAULTED
2013-06-16Dos - Enforcement AgentsFAILURE TO CLEAN 18 INCHES INTO STREETEL CERRITO DELI GROCERY CORP$300 / $0 / $300041870111R
No balance due
PAID IN FULL
2025-05-05Sanitation OthersIMPROPER RECEPTACLE NON-RESIDENTIAL 1STTUNG SUM BAKERY$50 / $50 / $0049121396M
No balance due
PAID IN FULL · IN VIOLATION
2023-08-03Dept. Of BuildingsFAILURE TO MAINTAIN BUILDING IN CODE-COMPLIANT MANNER3924 9TH AVE LLC$1,250 / $1,281 / $0039091743K
No balance due
PAID IN FULL · IN VIOLATION
2023-08-03Dept. Of BuildingsOCCUPANCY CONTRARY TO THAT ALLOWED BY C OF O OR BUILDING DEPT RECORDS3924 9TH AVE LLC$2,500 / $2,562 / $0039091742Z
No balance due
PAID IN FULL · IN VIOLATION
2023-08-03Dept. Of BuildingsWORK WITHOUT A PERMIT3924 9TH AVE LLC$2,500 / $2,562 / $0039091744M
No balance due
PAID IN FULL
2019-07-09Sanitation RecyclingDIRTY SIDEWALK DIRTY AREA3924 9TH AVE LLC$100 / $100 / $0046255218Y
No balance due
PAID IN FULL
2018-08-29Dos - Enforcement AgentsSIDEWALK OBSTRUCTIONTUNG SUM BAKERY$100 / $100 / $0042048422Y
No balance due
PAID IN FULL
2017-08-08Sanitation RecyclingSTORAGE OF RECEPTACLESTUNG SUM BAKERY$100 / $100 / $0040488338H
No balance due
PAID IN FULL
2015-06-22Sanitation DeptFAILURE TO CLEAN 18 INCHES INTO STREETTOP SHELF LIQUORS BROOKLYN INC$100 / $100 / —042005920R
No balance due Default
PAID IN FULL · DEFAULT
2014-12-10Sanitation DeptPOSTING OF SIGN PERMIT, WASTE REMOVALTOP SHELF LIQUORS BROOKLYN LNC$100 / $100 / —041914472Y
No balance due
PAID IN FULL
2014-08-01Sanitation DeptFAILURE TO CLEAN 18 INCHES INTO STREETTOP SHELF LIQUORS BROOKLYN INC$100 / $100 / —041895112J
No balance due
WRITTEN OFF · WRITTEN OFF
2013-04-24Dos - Enforcement AgentsPOSTING OF SIGN PERMIT, WASTE REMOVALEL CERRITO DELI AND GROCERY CO$100 / $0 / $0041357787J

Showing 12 of 21 records. The API and the source dataset have the full list.

Source: OATH Hearings Division Case Status — city dataset updated 2026-11-09; last loaded 2026-11-09

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
135060
Last registered
2024-10-24
Registration valid until
2025-09-01 ExpiredRegistrations must be renewed every year.
RoleNameCompanyBusiness city
AgentKaho YeungBrooklyn, Ny
HeadofficerKaho YeungBrooklyn, Ny
ShareholderLingling ChanBrooklyn, Ny
SitemanagerKaho Yeung
Corporateowner3924 9TH AVE LLCBrooklyn, Ny
OfficerLingling ChanBrooklyn, Ny
ShareholderLungwa LiBrooklyn, Ny
ShareholderKaho YeungBrooklyn, Ny

Source: HPD Multiple Dwelling Registrations — city dataset updated 2026-11-04; last loaded 2026-11-09; HPD Registration Contacts — city dataset updated 2026-11-04; last loaded 2026-11-09

HPD housing-code violations 3 open of 16

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 · 2026-04-30
A2026-04-30(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.
Open
Info Nov Sent Out · 2025-11-20
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
Open
Nov Sent Out · 2025-06-05
A2025-06-05(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 · 2024-07-22
A2024-04-03(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 · 2023-12-12
I2023-11-22§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 · 2024-07-22
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 · 2023-02-22
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 · 2024-07-22
A2022-02-18(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 · 2023-02-22
I2022-02-18§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 · 2024-07-22
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 · 2023-02-22
I2021-04-05§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 · 2018-12-12
I2018-10-12§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 · 2018-12-12
I2017-11-15§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 · 2016-11-25
I2016-11-01SECTION27-2107 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 Dismissed · 2015-11-09
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 Dismissed · 2015-02-10
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 2026-11-09; last loaded 2026-11-09

HPD complaints 1

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.

ReceivedStatusAptProblem(s)Outcome
2024-01-17CLOSEBLDGHeat/Hot Water – Entire BuildingThe 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

Source: HPD Housing Maintenance Code Complaints and Problems — city dataset updated 2026-11-09; last loaded 2026-11-09

311 requests (last 12 months) 6

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
2026-09-13NYPDIllegal Parking – Blocked HydrantClosed2026-09-13
2026-09-12NYPDIllegal Parking – Blocked HydrantClosed2026-09-12
2026-09-12NYPDIllegal Parking – Blocked HydrantClosed2026-09-12
2026-04-19NYPDIllegal Parking – Blocked HydrantClosed2026-04-19
2026-02-14NYPDIllegal Parking – Blocked HydrantClosed2026-02-14
2025-12-12NYPDIllegal Parking – Overnight Commercial StorageClosed2025-12-12

Source: 311 Service Requests from 2020 to Present — city dataset updated 2026-11-09; last loaded 2026-11-09

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 Sunset Park (West): Open HPD violations · Active DOB violations · Active ECB violations · Open DOB jobs · Unpaid OATH tickets

Closest on 9 Ave

Same tax block (916), closest first

All properties on 9 Ave, Brooklyn · Brooklyn 11232

Open-item counts as of November 9, 2026; each section lists its own dataset date. Machine-readable: JSON API · Markdown · Plain text · API & MCP docs