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491 3rd Avenue, Brooklyn, NY 11215

BBL 3010150002 (Borough 3, Block 1015, Lot 2) · BIN 3022449 · Last updated:

Summary · as of October 31, 2026

491 3rd Avenue (Brooklyn, NY 11215; tax lot BBL 3010150002) is a 3-unit walk-up apartment building (building class C0: three-family walk-up), built around 1901, on a 1,278 sq ft lot zoned R6A. City tax records list the owner as GAVIN PROPERTIES LLC; the most recent deed with a stated price is dated March 1, 2006 at $600,000 (per ACRIS). The Department of Finance's final market value for tax year 2027 is $2,767,000. As of October 31, 2026, NYC Open Data shows three DOB jobs with a permit issued but no sign-off, two active DOB violations, four active ECB violations, 10 open HPD violations and 10 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
GAVIN PROPERTIES LLC
Building class
C0 · Three-family walk-up
Year built · units
1901 · 3 res.
Lot area · zoning
1,278 sq ft · R6A
Market value (DOF)
$2,767,000 FY2027
Last priced deed
$600,000 · 2006-03-01
BBL
3010150002
BIN
3022449

How to cite: NYC Property Facts, “491 3rd Avenue, Brooklyn, NY 11215 (BBL 3010150002)”, data as of 2026-10-31, https://nycpropertyfacts.com/ny/brooklyn/491-3rd-avenue-3010150002. 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)
GAVIN PROPERTIES LLCThe 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
1901Often an estimate for older buildings.
Floors
3
Units
3 residential / 3 totalResidential units are apartments; total includes stores and offices.
Buildings on lot
1
Lot size
1,278 sq ft (18.25 ft × 70 ft)
Building floor area
2,920 sq ft
Zoning
R6A, C2-4The 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)
2.28 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 3010150002 (Borough 3, Block 1015, Lot 2) · BIN 3022449BBL 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 2026-11-01; 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)
$2,767,000The 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
$166,020The portion of market value that taxes are calculated on (capped by law for small homes).
Taxable value (final)
$22,356Assessed 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$2,767,000$166,0201
2026Final$2,367,000$142,0201
2025Final$2,263,000$135,7801

Source: DOF Property Valuation and Assessment Data — city dataset updated 2026-09-14; data as of 2026-11-01

Sales & deed history 9

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
2008-05-22DEED$0 / not statedToledo, GregoryGavin Properties Llc2008060300621002
2006-03-01DEED$600,000Yang, Bailing; Chang-Sing Yang, DavidToledo, Gregory2006030301823001
2002-12-02DEED$0 / not statedYang, Christine Chih-Mei; Yang, BailingYang,Bailing; Yang David Chang-SingFT_3530009013253
1998-04-08DEED$0 / not statedMangual, Raul FYang, Christine Chih-Mei; Yang, BailingFT_3550006074255
1991-11-29DEED$0 / not statedFreihoff, Mary Lou; Rodriguez, Aida/Heirs Of; Mangual, Raul FMangual, Raul FFT_3180001655418
1977-11-15DEED$0 / not statedMangual Raul FRodriguez AidaBK_7730095800036
1976-04-01DEED$0 / not statedRodriguez AidaMangual Raul FBK_7630083801120
1968-10-10DEED$0 / not statedStrangis Patsy SRodriguez AidaBK_6830028201463
1967-08-15DEED$0 / not statedDick Charles J; Dick HelenStrangis Patsy SBK_6730050100078

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 3 open of 3

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 · 2019-10-08
340656980
BIS
A2 – Alteration with multiple work types (no change to use/occupancy)2019-01-20$24,000
Permitted, not signed off
PERMIT ISSUED - ENTIRE JOB/WORK · 2019-11-18
321907228
BIS
A2 – Alteration with multiple work types (no change to use/occupancy)2019-01-11$3,000
Permitted, not signed off
PERMIT ISSUED - ENTIRE JOB/WORK · 2019-09-25
321582042
BIS
A2 – Alteration with multiple work types (no change to use/occupancy)2017-06-13$83,850

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 11

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
2019-11-182020-01-24321907228
BIS
Equipment work / Fire suppressionISSUED (initial)
2019-10-082020-01-24340656980
BIS
Equipment work / Mechanical/HVACISSUED (initial)
2019-09-252020-01-24321582042
BIS
Equipment work / Mechanical/HVACISSUED (renewal)
2018-06-142019-06-14321582042
BIS
Plumbing / PlumbingISSUED (initial)
2018-05-302019-05-13321582042
BIS
Equipment work / Other / general constructionISSUED (renewal)
2017-12-212018-05-13321582042
BIS
Equipment work / Mechanical/HVACISSUED (initial)
2017-12-212018-05-13321582042
BIS
Equipment work / Other / general constructionISSUED (initial)
2017-12-202018-12-20321582042
BIS
Construction equipment (scaffold, fence, shed) / Construction equipmentISSUED (initial)
2017-12-202018-05-13321582042
BIS
Equipment work / Other / general constructionISSUED (initial)
——321582042
BIS
Plumbing / PlumbingIN PROCESS (renewal)
—2020-05-13321582042
BIS
Equipment work / Other / general constructionIN PROCESS (renewal)

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 2 active of 2

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).

StatusIssuedTypeDescriptionNumber
Active
V-DOB VIOLATION - ACTIVE
2025-11-19C-CONSTRUCTION OTHER OPTIONALFTC W/COMMISSIONER'S ORDER#348314 VIO#101625PI30604TC DATED 10/16/25 REQUIRING OWNER TO START BLDG REPAIRS UNDER PERMIT. AS OF 11/19/25 THERE ARE NO JOBS FILED IN BIS OR DOBNOW TO REPAIR BLDG. IMMED COMPLY W/COMMISSIONER'S ORDER#348314 VIO#101625PI30604TC TO REPAIR BLDG UNDER PERMITV111925CPI30604ZT
Active
V-DOB VIOLATION - ACTIVE
2025-10-16C-CONSTRUCTION OTHER OPTIONALFTM BLDG IN A CODE COMPLIANT MANNER-OBSVD STEP CRACK IN BRICKS AND CRACKS IN STUCCO AT EXP1. OWNER TO IMMED RETAIN NYSPE TO EVAL ENTIRE BLDG AND DETERMINE THE STRUCT STAB AND PREPARE FILE DWGS. REPAIR BLDG UNDER PERMIT START WORK BY 11/15/25 COMPLETE/SIGN OFF WORK BY 12/15/25V101625CPI30604TC

Source: DOB Violations — city dataset updated 2026-10-31; data as of 2026-11-01

ECB violations (DOB) 4 active of 4

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 #
Active
Hearing: IN VIOLATION · Certification: NO COMPLIANCE RECORDED
2001-12-31HazardousFAILURE TO PROVIDE REQUIRED MEANS OF EGRESS FOR SECOND AND THIRD FLOOR OF THE BUILDING. REMEDY: PROVIDE REQUIRED MEANS PF EGRESS.$480 / $480 / $034308079Y
Active
Hearing: IN VIOLATION · Certification: NO COMPLIANCE RECORDED
2002-11-12Non-HazardousWORK WITHOUT A PERMIT. NOTE . FULL PARTITION WALLS ILLEGALLY ERECTED ON 1ST FLOOR CONVERTING STORE TO AN ILLEGAL CLASS "A" APARTMENT. REMEDY: OBTAINA PERMIT.$500 / $500 / $034371111R
Active
Hearing: IN VIOLATION · Certification: NO COMPLIANCE RECORDED
2002-11-12HazardousFAILURE TO PROVIDE AT LEAST TWO MEANS OF EGRESS FROM ROOM OR SPACE WHERE REQUIRED NOTE: AT 2 AND 3 STORIES NO SPRINKLER SYSTEM OR FIRE ESCAPE INSTALL OR ERECTED THROUGHOUT BUILDING TO PROVIDE A SECOND MEANS OF$480 / $480 / $034371101N
Active
Hearing: IN VIOLATION · Certification: NO COMPLIANCE RECORDED
2002-11-12Non-HazardousOCCUPANCY CONTRARY TO THAT ALLOWED BY THE BUILDING DEPARTMENT RECORDS. NOTE COMPUTER FINANCE OCCUPANCY CODE INDICATED "S2 RESIDENCE MULTI-U" NOW 1ST FLOOR IS ILLEGALLY CONVERTED AND OCUPIED FROM A STORE TO A CL$400 / $400 / $034371112Z

Source: DOB ECB Violations — city dataset updated 2026-10-31; data as of 2026-11-01

OATH tickets (all agencies) 10 unpaid of 39

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
2025-10-02Dos - Enforcement AgentsIMPROPER RECEPTACLE FAILURE TO CONTAINERIZE - RESIDENTIAL 1STGAVIN PROPERTIES LLC$300 / $0 / $300049212118X
Unpaid balance Default
DOCKETED · DEFAULTED
2025-08-21Sanitation OthersIMPROPER RECEPTACLE FAILURE TO CONTAINERIZE - RESIDENTIAL 1STGAVIN PROPERTIES LLC$300 / $0 / $300049108324R
Unpaid balance Default
DOCKETED · DEFAULTED
2025-06-28Sanitation OthersFAILURE TO CLEAN 18 INCHES INTO STREETGAVIN PROPERTIES LLC$300 / $0 / $300049187672L
Unpaid balance Default
DOCKETED · DEFAULTED
2025-01-08Sanitation OthersIMPROPER RECEPTACLE FAILURE TO CONTAINERIZE - RESIDENTIAL 1STGAVIN PROPERTIES LLC$300 / $0 / $300048839145Y
Unpaid balance Default
DOCKETED · DEFAULTED
2024-04-29Sanitation RecyclingUNCOVERED RECEPTACLES 1ST OCCURRENCEGAVIN PROPERTIES LLC$300 / $0 / $300048417432R
Unpaid balance Default
DOCKETED · DEFAULTED
2023-05-29Dos - Enforcement AgentsFAILURE TO PROPERLY PUT RECYCS OUT FOR COLLECTION 1TO8DWELLING UNITSGAVIN PROPERTIES LLC$25 / $0 / $25047936227X
Unpaid balance Default
DOCKETED · DEFAULTED
2023-05-20Dos - Enforcement AgentsSPILLAGE FROM A RECEPTACLE 1ST OFFENSEGAVIN PROPERTIES LLC$450 / $0 / $450047904650R
Unpaid balance Default
DOCKETED · DEFAULTED
2022-12-07Sanitation OthersSTORAGE OF RECEPTACLES 1ST OCCURRENCEGAVIN PROPERTIES LLC$300 / $0 / $300047483500Z
Unpaid balance Default
DOCKETED · DEFAULTED
2022-10-17Sanitation OthersLOOSE RUBBISH 1ST OCCURRENCEGAVIN PROPERTIES LLC$300 / $0 / $300047483473M
Unpaid balance Default
DOCKETED · DEFAULTED
2022-07-30Sanitation OthersDIRTY AREAGAVIN PROPERTIES LLC$300 / $0 / $300047450732R
No balance due
PAID IN FULL · SETTL IN-VIO
2019-11-17Dos - Enforcement AgentsSTORAGE OF RECEPTACLES - 2ND OFFENSEGAVIN PROPERTIES LLC$300 / $203 / $0041986042R
No balance due
PAID IN FULL · SETTL IN-VIO
2019-04-28Sanitation RecyclingSTORAGE OF RECEPTACLESGAVIN PROPERTIES LLC$300 / $212 / $0040657091J

Showing 12 of 39 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.

No HPD registration found. Registration is required for buildings with 3 or more apartments (and for 1–2 family homes where neither the owner nor family lives there).

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 10 open of 10

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 · 2009-08-04
B2009-08-04SECTION 27-2087 ADM CODE - DISCONTINUE USE OF ROOMS FOR LIVING, DISCONNECT PLUMBING FIXTURES WHERE ILLEGAL AND PROPERLY SEAL PIPE CONNECTIONS CELLAR, THROUGHOUT BATHROOM.
Open
Nov Sent Out · 2009-08-04
B2009-08-04SECTION 9, 56, 193, 300, 302 M.D. LAW- ABOVE FRAME BUILDING HAS BEEN CONVERTED FROM A PRIVATE DWELLING TO A MULTIPLE DWELLING AND IS NOW OCCUPIED AND MAINTAINED AS SUCH CONTRARY TO LAW.RESTORE PREMISES TO LAWFUL OCCUPANCY
Open
Nov Sent Out · 2009-08-04
B2009-08-041SECTION 9, 170, 171, 300, 301, 302 M.D.LAW-FILE PLANS AND APPLICATION AND OBTAIN A CERTIFICATE OF OCCUPANCY TO LEGALIZE THE CONVERSION FROM A PRIVATE DWELLING TO MULTIPLE DWELLING USE IF LAWFULLY FEASIBLE OR RESTORE TO LAWFUL OCCUPANCY IN THE ENTIRE APARTMENT
Open
Nov Sent Out · 2009-08-04
C2009-08-04SECTION 27-2005 ADMIN. CODE: PROPERLY REPAIR THE BROKEN OR DEFECTIVE FLUE PIPE HOT WATER HEATER, 2ND STORY APT, KITCHEN. ER-1
Open
Nov Sent Out · 2009-08-04
B2009-08-042SECTION 27-2142 ADM CODE - THE PREMISES VACATED BY THIS DEPARTMENT, HAVE BEEN REOCCUPIED WITHOUT OBTAINING REQUIRED APPROVAL , IN THE ENTIRE APARTMENT LOCATED AT APT 2, 2nd STORY
Open
Nov Sent Out · 2009-08-04
C2009-08-04SECTION 27-2005 ADMIN. CODE: REMOVE THE ILLEGAL FASTENING DOUBLE CYLINDER KEY LOCK INSTALLED,STREET METAL GATE TO BUILDING.
Open
Nov Sent Out · 2009-08-04
B2009-08-04SECTION 27-2032, 2034 ADNIM. CODE: DISCONTINUE USE OF ILLEGAL SPACE AND/OR HOT WATER HEATER AND PROVIDE FILED FOR & APPROVED HEATER WHICH OBTAINS COMBUSTION AIR DIRECTLY FROM OUTSIDE THE BUILDING OR APPROVED CENTRAL SYSTEM ALL ROOMS, 3RD STORY
Open
Nov Sent Out · 2009-08-04
B2009-08-043SECTION 27-2142 ADM CODE - THE PREMISES VACATED BY THIS DEPARTMENT, HAVE BEEN REOCCUPIED WITHOUT OBTAINING REQUIRED APPROVAL , IN THE ENTIRE APARTMENT LOCATED AT APT 3, 3rd STORY
Open
Nov Sent Out · 2009-08-04
B2009-08-04SECTION 27-2032, 2034 ADNIM. CODE: DISCONTINUE USE OF ILLEGAL SPACE AND/OR HOT WATER HEATER AND PROVIDE FILED FOR & APPROVED HEATER WHICH OBTAINS COMBUSTION AIR DIRECTLY FROM OUTSIDE THE BUILDING OR APPROVED CENTRAL SYSTEM 2ND STORY ALL ROOMS. ALL ROOMS & PUBL
Open
Nov Sent Out · 2009-08-04
B2009-08-04SECTION 27-2032, 2034 ADNIM. CODE: DISCONTINUE USE OF ILLEGAL SPACE AND/OR HOT WATER HEATER AND PROVIDE FILED FOR & APPROVED HEATER WHICH OBTAINS COMBUSTION AIR DIRECTLY FROM OUTSIDE THE BUILDING OR APPROVED CENTRAL SYSTEM 2ND STORY, ALL ROOMS.

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
2026-05-16NYPDNoise - Residential – Loud Music/PartyClosed2026-05-16

Source: 311 Service Requests from 2020 to Present — city dataset updated 2026-11-01; data as of 2026-11-01

Nearby properties

On 3 Ave

Same tax block (1015)

All properties on 3 Ave, Brooklyn · All of Brooklyn 11215 (Park Slope)

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