539 HART ST, Brooklyn, NY 11221 — Property Records, Permits, Violations, Tax & Zoning | RegWatch

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Year Built1920

Floors3

Units5

Building Area3,893 sqft

ZoningR6

ClassRM

Market Value$367K

539 HART ST is a property located at 539 HART ST, Brooklyn, NY 11221. It is classified as a condo - multi-dwelling. The building was constructed in 1920. It has 3 floors and 5 units. The building area is 3,893 square feet on a 1,837 sqft lot. The property is zoned R6. The assessed market value is $367K. It last sold for $1.1M on Apr 12, 2023. Public records list the property as company-owned. There are 26 building permits on record (13 active). There are 36 violations on record (1 currently open). 18 docketed judgments carrying $23,750 in open balances are on record with OATH. Data sourced from NYC Department of Buildings (DOB), Housing Preservation & Development (HPD), Department of Finance (DOF), and other government agencies.

A RegWatch Dossier

197records on file

Completed in 1920, 539 Hart St rises 3 stories over Kings. Public records put it at 5 units and 3,893 square feet of floor area, on land zoned R6. It is carried on the public rolls at a market value of $367K, and assessed for tax at $165K. In the 43 years its record reaches back, the lot has drawn 197 separate government filings.

The documentary life of the address leans hard toward violation: 36 of its 197 records, fully 18%, fall under that one heading. Enforcement (29) and permit (26) trail well behind. 1 violation stands open against it today.

The pace is anything but even. The early decades pass in near silence; the filings cluster heavily in recent years, peaking in 2019.

Read together — 18% violation, 43 years of accumulation, a parcel of Kings — these scattered records compose a portrait of the address that no single page sets out to draw.

$367K of Kings, written across 197 government filings.

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Sources

NYC DOB NYC HPD NYC DOF ACRIS NYC DCP ECB/OATH NYC DEP NYC LPC NYC FDNY NYS DHCR MOCEJ FEMA EPA US Census HUD USGS

latest record Oct 31, 2025

Property Details

Address539 HART ST, Brooklyn, NY 11221

Building TypeCondo - Multi-Dwelling

Building ClassRM

Year Built1920

Floors3

Total Units5

Building Area3,893 sqft

Lot Size1,837 sqft

ZoningR6

ConditionAverage

BBL3032157502

BIN3073097

OwnershipCompany-owned

Assessment & Sales

Market Value$367K

Assessed Total$165K

Assessed Land$25K

Last Sale Price$1.1M

Last Sale DateApr 12, 2023

Building Permits

26 on record · 13 active

Alteration — Type 1DOB Legacy

SIGNED OFF

Filed Aug 24, 2023Est. cost $840KJob #320626435-01

GEN. CONSTR.

View this permit's full record & inspection history →

General ConstructionDOB NOW

LOC ISSUED

Filed Jun 13, 2023Est. cost $4KJob #B00131662-I1

View this permit's full record & inspection history →

Alteration — Type 3DOB Legacy

SIGNED OFF

Filed Oct 20, 2022Job #321060445-01

BPP

View this permit's full record & inspection history →

Alteration — Type 2DOB Legacy

SIGNED OFF

Filed Nov 16, 2020Est. cost $60KJob #321301097-01

STRUCTURAL

View this permit's full record & inspection history →

Alteration — Type 2DOB Legacy

SIGNED OFF

Filed Jul 23, 2020Est. cost $10KJob #321072218-01

View this permit's full record & inspection history →

+ 21 more permits — view full report

Violations

36 on record · 1 open

Open judgment balance — docketed OATH judgments$23,750

Judgments · 18 docketed

DOB summons (OATH)JUDGMENT DOCKETED

Docketed May 31, 2023Balance $6,250Ticket #035661855L

ALT CHANGED BLDG OCCUPIED W O VALID C OF O PER 28-118.3.1-28-118.3.2

DOB summons (OATH)JUDGMENT DOCKETED

Docketed Feb 29, 2020Ticket #035412467M

FAIL TO PROVIDE APPROVED OR ACCEPTED CONSTRUCTION DOCS AT JOB SITE

DOB summons (OATH)JUDGMENT DOCKETED

Docketed Sep 30, 2021Balance $5,000Ticket #035441476R

CONSTRUCTION SUPERINTENDENT FAILED TO PERFORM DUTIES PER CODE

DOB summons (OATH)JUDGMENT DOCKETED

Docketed Feb 29, 2020Ticket #035441478K

FAIL TO PROVIDE APPROVED OR ACCEPTED CONSTRUCTION DOCS AT JOB SITE

DOB summons (OATH)JUDGMENT DOCKETED

Docketed Apr 30, 2020Ticket #035435154N

FAILURE TO MAINTAIN ADEQUATE HOUSEKEEPING PER SECTION REQUIREMENTS

+ 13 more docketed judgments — view full report

SafetyGas Piping Ll152

ACTIVE

Issued Oct 31, 2025#NOD-FTF-PL-PER-202212-0136813

Cycle 1, Sub-cycle C (premises is in Community District 4)

View this violation's full details & status history →

+ 35 more violations on record — view full report

Get the Complete Report for 539 HART ST

Title history, detailed tax records, environmental data, zoning analysis, and more from 250+ government sources.

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Frequently Asked Questions

When was 539 HART ST, Brooklyn built?

The building at 539 HART ST, Brooklyn, NY 11221 was constructed in 1920. It is classified as a condo - multi-dwelling with 3 floors and 5 units. The building area is 3,893 sqft.

Are there building permits at 539 HART ST, Brooklyn?

Yes. 539 HART ST, Brooklyn, NY 11221 has 26 building permits on record, with 13 currently active. Permits are sourced from the NYC Department of Buildings (DOB Legacy and DOB NOW systems). The most recent permit is a Alteration — Type 1 (SIGNED OFF) filed Aug 24, 2023.

Does 539 HART ST, Brooklyn have violations?

Yes. 539 HART ST, Brooklyn, NY 11221 has 36 violations on record, with 1 currently open. Breakdown: 1 DOB Safety, 8 DOB, 23 ECB, 4 HPD. Sources: NYC DOB, HPD, and ECB/OATH.

Does 539 HART ST, Brooklyn have docketed judgments?

Yes. 539 HART ST, Brooklyn, NY 11221 has 18 docketed judgments on record with the NYC Office of Administrative Trials & Hearings (OATH), with an open balance of $23,750. A docketed judgment is an enforceable money judgment entered by OATH after a hearing on a summons issued at this property; where the respondent is the property owner it can attach to the property as a lien.

What is the property tax assessment for 539 HART ST?

539 HART ST, Brooklyn, NY 11221 has an assessed market value of $367K and a total assessed value of $165K (land: $25K). Assessment data is from the NYC Department of Finance (DOF).

When was 539 HART ST last sold?

539 HART ST, Brooklyn, NY 11221 last sold for $1.1M on Apr 12, 2023. Sale records are sourced from NYC ACRIS and Department of Finance rolling sales data.

What is the zoning for 539 HART ST?

539 HART ST, Brooklyn, NY 11221 is zoned R6. Zoning data is from the NYC Department of City Planning (DCP). For detailed FAR, overlays, and development rights, view the full property report on RegWatch.

Who owns 539 HART ST?

539 HART ST, Brooklyn, NY 11221 is company-owned according to public records. Ownership data is from NYC Department of Finance assessment rolls. View the current owner of record and registered contacts in the full property report on RegWatch.

How do I get a full property report for 539 HART ST?

Search 539 HART ST on RegWatch to see its public record free — violations, permits, tax records, zoning, environmental data, and more from 250+ government sources, no credit card required. A Full Analysis report ($15, one-time) adds the complete title history, owner contacts, and a downloadable PDF.

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539 HART ST, Brooklyn, NY 11221 — Property Records, Permits, Violations, Tax & Zoning | RegWatch