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9506 4th Avenue, Brooklyn, NY 11209

BBL 3061170033 (Borough 3, Block 6117, Lot 33) · BIN 3155604 · Last updated:

Summary · as of November 5, 2026

9506 4th Avenue (Brooklyn, NY 11209; tax lot BBL 3061170033) is a 4-unit mixed-use building with apartments and ground-floor commercial space (building class S4: mixed-use: four-family home with one store or office), built around 1929, on a 1,456 sq ft lot zoned R6A. City tax records list the owner as 9506 4TH AVE REALTY CORP.; per ACRIS, a deed to this owner dated February 18, 2011 lists a price of $695,000. The Department of Finance's final market value for tax year 2027 is $1,011,000. As of November 5, 2026, NYC Open Data shows two DOB jobs with a permit issued but no sign-off, six open HPD violations and six 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
9506 4TH AVE REALTY CORP.
Building class
S4 · Mixed-use: four-family home with one store or office
Year built · units
1929 · 4 res.
Lot area · zoning
1,456 sq ft · R6A
Market value (DOF)
$1,011,000 FY2027
Last priced deed
$695,000 · 2011-02-18
BBL
3061170033
BIN
3155604

How to cite: NYC Property Facts, “9506 4th Avenue, Brooklyn, NY 11209 (BBL 3061170033)”, data as of 2026-11-05, https://nycpropertyfacts.com/ny/brooklyn/9506-4th-avenue-3061170033. 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)
9506 4TH AVE REALTY CORP.The owner name on the city’s tax records. It can lag behind recent sales and is often an LLC.
Building class
S4 – Mixed-use: four-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
1929Often an estimate for older buildings.
Floors
3
Units
4 residential / 5 totalResidential units are apartments; total includes stores and offices.
Buildings on lot
1
Lot size
1,456 sq ft (15.92 ft × 91.5 ft)
Building floor area
4,100 sq ft (incl. 1,366 sq ft commercial)
Zoning
R6A, C2-3, BRThe 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)
2.82 built / 3.00 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 3061170033 (Borough 3, Block 6117, Lot 33) · BIN 3155604BBL 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 2026-11-05; 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)
$1,011,000The 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
$454,950The portion of market value that taxes are calculated on (capped by law for small homes).
Taxable value (final)
$249,115Assessed value minus any exemptions.
Tax class
Tax class 2A – residential rental, 4–6 units
Tax yearRollMarket valueAssessed valueTax class
2027Final$1,011,000$454,9502A
2026Final$864,000$388,8002A
2025Final$859,200$386,6402A

Source: DOF Property Valuation and Assessment Data — city dataset updated 2026-09-14; data as of 2026-11-05

Sales & deed history 7

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
2019-10-09CORRD$0 / not stated9506 4th Avenue Realty Corp.9506 4th Ave Realty Corp.2019121900354001
2011-02-18DEED$695,000Volakos, Elias9506 4th Ave Realty Corp2011022800143002
2009-07-21DEED$0 / not statedVolakos, Elias; Volakos, KonstantinosVolakos, Elias2009081200409001
2004-05-28DEEDO$0 / not statedTina Volkos (Deceased); Volakos, EliasVolakos, Konstantinos; Volakos, Elias2004060700489001
1980-05-01DEED$0 / not statedFort Hamilton Sandwich Shop IncVolakos Tina; Volakos EliasBK_8030115601528
1980-02-06DEED$0 / not statedLainas Pauline; Lainas Telemphos; Lainas Gus C; Lainas Romona DFort Hamilton Sandwich Shop IncBK_8030113901176
1975-12-24DEED$0 / not statedLainas Gus CLainas Gus C; Lainas Ramona; Lainas Telemahos; Lainas PaulineBK_7530082101705

Source: ACRIS Real Property Master — city dataset updated 2026-10-08; data as of 2026-11-05; ACRIS Real Property Legals — city dataset updated 2026-10-08; data as of 2026-11-05; ACRIS Real Property Parties — city dataset updated 2026-10-08; data as of 2026-11-05

DOB job filings 2 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 - PARTIAL JOB · 2001-01-04
301104267
BIS
A2 – Alteration with multiple work types (no change to use/occupancy)2000-11-30$3,000
Permitted, not signed off
PERMIT ISSUED - ENTIRE JOB/WORK · 1991-06-25
300040275
BIS
A2 – Alteration with multiple work types (no change to use/occupancy)1990-09-27$1,800

Source: DOB NOW: Build – Job Application Filings — city dataset updated 2026-11-01; data as of 2026-11-05; DOB Job Application Filings (BIS) — city dataset updated 2026-11-04; data as of 2026-11-05

Work permits 2

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
2001-01-042001-05-01301104267
BIS
Equipment work / Fire suppressionISSUED (initial)
1991-06-251992-05-03300040275
BIS
Equipment work / Fire suppressionISSUED (initial)

Source: DOB NOW: Build – Approved Permits — city dataset updated 2026-11-02; data as of 2026-11-05; 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 2026-11-02; data as of 2026-11-05

ECB violations (DOB) 0 active of 1

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
2019-09-24CLASS - 1AT TIME OF INSPECTION, OBSERVED ELECTRICAL WORK IN PROGRESS AT APARTMENT #3F. ELECTRICAL WORK CONSISTS OF NEW CEILING FIXTURES, REPLACED SWITCH, AND ELECTRICAL FOR STOVE. REFERENCE TO DOB RECORDS NO PERMIT ISSU$400 / $400 / $039010005L

Source: DOB ECB Violations — city dataset updated 2026-10-31; data as of 2026-11-05

OATH tickets (all agencies) 6 unpaid of 35

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
2025-05-02Sanitation OthersIMPROPER RECEPTACLE FAILURE TO CONTAINERIZE - RESIDENTIAL 1ST9506 4TH AVE REALTY CORP$300 / $0 / $300048952570J
Unpaid balance Default
DOCKETED · DEFAULTED
2024-04-17Sanitation OthersSTORAGE OF RECEPTACLES NON-COLLECTION DAY9506 4TH AVE REALTY CORP$300 / $0 / $300048293022M
Unpaid balance Default
DOCKETED · DEFAULTED
2021-10-22Fire Department Of NycINSPECTION AND TESTINGELIAS VOLAKAS$1,000 / $0 / $1,000011802906H
Unpaid balance Default
DOCKETED · DEFAULTED
2021-07-06Sanitation OthersSTORAGE OF RECEPTACLES9506 4TH AVE REALTY CORP$300 / $0 / $300047170459Z
Unpaid balance Default
DOCKETED · DEFAULTED
2019-09-25Sanitation OthersSTORAGE OF RECEPTACLES9506 41 AVE REALTY CORP$300 / $120 / $2000206388921
Unpaid balance Default
DOCKETED · DEFAULTED
2019-09-17Sanitation OthersIMPROPER DISPOSAL BEDDING 1ST OFFENSE9506 4TH AVE REALTY CORP$300 / $0 / $3000208668947
No balance due
PAID IN FULL
2026-04-04Sanitation OthersDIRTY SIDEWALK9506 4TH AVE REALTY CORP$50 / $50 / $0049672633H
No balance due
PAID IN FULL
2025-10-04Sanitation OthersFAILURE TO CLEAN 18 INCHES INTO STREET9506 4TH AVE REALTY CORP$50 / $50 / $0049230504N
No balance due
PAID IN FULL
2025-09-23Dos - Enforcement AgentsIMPROPER RECEPTACLE FAILURE TO CONTAINERIZE - RESIDENTIAL 1ST9506 4TH AVE REALTY CORP$50 / $50 / $0049212069Z
No balance due
PAID IN FULL
2025-04-05Sanitation OthersSPILLAGE FROM A RECEPTACLE 1ST OFFENSE9506 4TH AVE REALTY CORP$100 / $100 / $0048952506P
No balance due
PAID IN FULL
2025-04-03Sanitation OthersSPILLAGE FROM A RECEPTACLE 1ST OFFENSE9506 4TH AVE REALTY CORP$100 / $100 / $0048952495Z
No balance due
PAID IN FULL
2025-04-01Sanitation OthersIMPROPER RECEPTACLES 1ST OCCURRENCE9506 4TH AVE REALTY CORP$50 / $50 / $0048952485P

Showing 12 of 35 records. The API and the source dataset have the full list.

Source: OATH Hearings Division Case Status — city dataset updated 2026-11-02; data as of 2026-11-05

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
129802
Last registered
2026-08-17
Registration valid until
2027-09-01 CurrentRegistrations must be renewed every year.
RoleNameCompanyBusiness city
HeadofficerBassam AminBrooklyn, Ny
Corporateowner9506 4TH AVE REALTY CORPBrooklyn, Ny
SitemanagerBassam Amin
AgentBassam Amin9506 4th Avenue Realty CorpBrooklyn, Ny

Source: HPD Multiple Dwelling Registrations — city dataset updated 2026-11-04; data as of 2026-11-05; HPD Registration Contacts — city dataset updated 2026-11-04; data as of 2026-11-05

HPD housing-code violations 6 open of 14

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
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.
Open
Nov Sent Out · 2024-04-03
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.
Open
Nov Sent Out · 2023-03-17
A2023-03-17(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
Nov Sent Out · 2022-02-18
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.
Open
Nov Sent Out · 2021-04-05
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 · 2025-08-26
I2024-11-26§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 · 2025-08-26
I2023-11-17§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 · 2025-08-26
I2022-11-07§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 · 2021-09-23
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 · 2018-10-29
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 · 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 · 2015-11-18
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 · 2015-11-18
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 2026-11-05; data as of 2026-11-05

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 2026-11-05; data as of 2026-11-05

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
2026-01-01DOTStreet Condition – Line/Marking - After RepavingClosed2026-01-12

Source: 311 Service Requests from 2020 to Present — city dataset updated 2026-11-05; data as of 2026-11-05

Nearby properties

On 4 Ave

Same tax block (6117)

All properties on 4 Ave, Brooklyn · All of Brooklyn 11209

Open-item counts as of November 5, 2026; each section lists its own dataset date. Machine-readable: JSON API · Markdown · Plain text · API & MCP docs