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4504 3rd Avenue, Sunset Park (Central), Brooklyn, NY 11220

BBL 3007450043 (Borough 3, Block 745, Lot 43) · BIN 3250692 · Last updated: · Sunset Park (Central) · ZIP 11220

Summary · as of November 10, 2026

4504 3rd Avenue (Brooklyn, NY 11220; tax lot BBL 3007450043) is a warehouse (building class E1: warehouse (subtype E1)), built around 1992, on a 2,000 sq ft lot zoned M1-2D. City tax records list the owner as GAP REALTY GROUP, LLC. The Department of Finance's final market value for tax year 2027 is $453,000. As of November 10, 2026 (limited by DOB Job Application Filings (BIS); other open-item sources were confirmed later), NYC Open Data shows one active DOB safety violation (DOB NOW). (Source: NYC Open Data — DOB, HPD, OATH, DOF, DCP and ACRIS datasets — compiled by NYC Property Facts.)

Owner of record
GAP REALTY GROUP, LLC
Building class
E1 · Warehouse
Year built · units
1992 · 0 res.
Lot area · zoning
2,000 sq ft · M1-2D
Market value (DOF)
$453,000 FY2027
Last priced deed
—
BBL
3007450043
BIN
3250692

How to cite: NYC Property Facts, “4504 3rd Avenue, Brooklyn, NY 11220 (BBL 3007450043)”, data as of 2026-11-10, https://nycpropertyfacts.com/ny/brooklyn/4504-3rd-avenue-3007450043. 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)
GAP REALTY GROUP, LLCThe owner name on the city’s tax records. It can lag behind recent sales and is often an LLC.
Building class
E1 – Warehouse (subtype E1)The Department of Finance’s category for what kind of building this is.
Land use
Industrial & manufacturingCity Planning’s broad category of how the lot is used.
Year built
1992Often an estimate for older buildings.
Floors
2
Units
0 residential / 1 totalResidential units are apartments; total includes stores and offices.
Buildings on lot
1
Lot size
2,000 sq ft (20 ft × 100 ft)
Building floor area
4,000 sq ft (incl. 4,000 sq ft commercial)
Zoning
M1-2DThe zoning district sets what can be built and used here. Manufacturing district.
Built vs. allowed density (FAR)
2.00 built / 1.50 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 3007450043 (Borough 3, Block 745, Lot 43) · BIN 3250692BBL 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 2026-11-12; Building Footprints — city dataset updated 2026-11-08; last loaded 2026-11-08; checked unchanged 2026-11-10

Tax assessment

How the Department of Finance values this lot for property tax.

Market value (tax year 2027, final roll)
$453,000The 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
$203,850The portion of market value that taxes are calculated on (capped by law for small homes).
Taxable value (final)
$155,430Assessed value minus any exemptions.
Tax class
Tax class 4 – commercial / industrial
Tax yearRollMarket valueAssessed valueTax class
2027Final$453,000$203,8504
2026Final$356,000$160,2004
2025Final$330,000$148,5004

Source: DOF Property Valuation and Assessment Data — city dataset updated 2026-09-14; last loaded 2026-11-12

Sales & deed history 6

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
2012-10-01DEED$0 / not stated
one deed covering 2 lots; price is for all of them
Kingsboro Electrical Supply, IncGap Realty Group, Llc2012101600785001
1989-05-12DEED$0 / not stated
one deed covering 2 lots; price is for all of them
City Of New YorkNyc Public Dvlpt CorpFT_3270001457827
1989-05-12DEED$0 / not stated
one deed covering 2 lots; price is for all of them
Nyc Public Dvlpt CorpKingsboro Elec SupplyFT_3260001457826
1982-08-17DEED$0 / not stated
one deed covering 3581 lots; price is for all of them
Commissioner FinancenyNew York CityFT_3250000923125
1979-05-22DEED$0 / not statedHernandez Louis A; Hernandez CarmenCampione JosBK_7930107400807
1975-06-09DEED$0 / not statedRibner Saul Decd; Schiller Simon; Ribner Helen Exectrix OfHernandez Louis A; Hernandez CarmenBK_7530078301799

Source: ACRIS Real Property Master — city dataset updated 2026-11-10; last loaded 2026-11-12; ACRIS Real Property Legals — city dataset updated 2026-11-10; last loaded 2026-11-12; ACRIS Real Property Parties — city dataset updated 2026-11-10; last loaded 2026-11-12

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 2026-11-10; last loaded 2026-11-11; DOB Job Application Filings (BIS) — city dataset updated 2026-11-09; last loaded 2026-11-10

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 2026-11-09; last loaded 2026-11-10; DOB Permit Issuance (BIS) — city dataset updated 2026-11-07; last loaded 2026-11-07

DOB violations 0 active of 5

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.

StatusIssuedTypeDescriptionNumber
Resolved/dismissed
V%*-DOB VIOLATION - DISMISSED
1996-01-22UB-UNSAFE BUILDINGS NONEV%*012296UB3009/96
Resolved/dismissed
V*-DOB VIOLATION - DISMISSED
1989-11-14Z-ZONING NONEV*111489ZST15M
Resolved/dismissed
V*-DOB VIOLATION - DISMISSED
1989-11-14C-CONSTRUCTION OTHER OPTIONALV*111489CST14M
Resolved/dismissed
V*-DOB VIOLATION - DISMISSED
1989-11-14Z-ZONING NONEV*111489ZST9M
Resolved/dismissed
V*-DOB VIOLATION - DISMISSED
1989-11-14C-CONSTRUCTION OTHER OPTIONALV*111489CST8M

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

DOB safety violations (DOB NOW) 1 active of 1

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.

StatusIssuedTypeDeviceNumberRemarks
Active
Active
2025-09-18FTF-PL-PERGas Piping - LL152NOD-FTF-PL-PER-202206-0098495Cycle 1, Sub-cycle B (premises is in Community District 7)

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

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 2026-11-11; last loaded 2026-11-11

OATH tickets (all agencies) 0 unpaid of 0

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.

No records found in this dataset for this lot.

Source: OATH Hearings Division Case Status — city dataset updated 2026-11-11; last loaded 2026-11-12

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 2026-11-04; last loaded 2026-11-10; HPD Registration Contacts — city dataset updated 2026-11-04; last loaded 2026-11-10

HPD housing-code violations 0 open of 0

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.

No records found in this dataset for this lot.

Source: HPD Housing Maintenance Code Violations — city dataset updated 2026-11-11; last loaded 2026-11-11

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 2026-11-11; last loaded 2026-11-11

311 requests (last 12 months) 0

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.

No records found in this dataset for this lot.

Source: 311 Service Requests from 2020 to Present — city dataset updated 2026-11-11; last loaded 2026-11-12

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 (Central): Open HPD violations · Active DOB violations · Active ECB violations · Open DOB jobs · Unpaid OATH tickets

Closest on 3 Ave

Same tax block (745), closest first

All properties on 3 Ave, Brooklyn · Brooklyn 11220

Open-item counts as of November 10, 2026; each section lists its own dataset date. Machine-readable: JSON API · Markdown · Plain text · API & MCP docs