Brooklyn • Elevator Apartment

525 East 21 St

Brooklyn, NY 11226Company-ownedBBL 3051850073BIN 3119527

Updated Aug 1, 2026 · 16 sources

Year Built1910
Floors6
Units42
Building Area51,611 sqft
ZoningR7A
ClassD1
Market Value$2.2M

525 EAST 21 ST is a property located at 525 EAST 21 ST, Brooklyn, NY 11226. It is classified as a elevator apartment - semi-fireproof. The building was constructed in 1910. It has 6 floors and 42 units. The building area is 51,611 square feet on a 14,464 sqft lot. The property is zoned R7A. The assessed market value is $2.2M. Public records list the property as company-owned. There are 6 building permits on record (2 active). There are 833 violations on record (44 currently open). 13 docketed judgments carrying $625 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

2,519records on file
70Energy Star

Completed in 1910, 525 East 21 St rises 6 stories over Kings. Public records put it at 42 units and 51,611 square feet of floor area, on land zoned R7A. It is carried on the public rolls at a market value of $2.2M, and assessed for tax at $972K. In the 117 years its record reaches back, the lot has drawn 2,519 separate government filings — a paper trail nearly as tall as the building itself.

The documentary life of the address leans hard toward complaint: 1,497 of its 2,519 records, fully 59%, fall under that one heading. Violation (833) and inspection (51) trail well behind. 44 violations stand 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 2017.

On the environmental ledger, the building posts an Energy Star score of 70, with a site energy-use intensity of 82.4 kBtu per square foot. Its operations answer for roughly 266 metric tons of CO2-equivalent a year.

Read together — 59% complaint, 117 years of accumulation, a parcel of Kings — these scattered records compose a portrait of the address that no single page sets out to draw.

$2.2M of Kings, written across 2,519 government filings.

Property Details

Address525 EAST 21 ST, Brooklyn, NY 11226
Building TypeElevator Apartment - Semi-Fireproof
D1
Year Built1910
Floors6
Total Units42
Building Area51,611 sqft
Lot Size14,464 sqft
ZoningR7A
ConditionAverage
3051850073
3119527
OwnershipCompany-owned

Assessment & Sales

$2.2M
$972K
$293K

Building Permits

6 on record · 2 active
Cats Registration InspectionOther
EXPIRED
Filed Apr 11, 2025Job #216849
Construction EquipmentDOB Legacy
ISSUED
Filed Jan 20, 1999Job #300823820-01-01
Construction EquipmentDOB Legacy
ISSUED
Filed Jan 20, 1999Job #300823820-1-1-hist
Dec Bulk StorageOther
IN SERVICE
Filed Jan 1, 1910Job #PBS:2-476552:001:#2 FUEL OIL (ON-SITE CONSUMPTION)
Limited AlterationDOB NOW
EXPIRED
Filed N/AJob #B-00155712-EWN

+ 1 more permitview full report

Violations

833 on record · 44 open
Open judgment balance — docketed OATH judgments$625
Judgments · 13 docketed
DOB summons (OATH)JUDGMENT DOCKETED
Docketed May 31, 2025Balance $625Ticket #039129164R
FAILURE TO MAINTAIN ELEVATOR OR CONVEYING SYSTEM
DOB summons (OATH)JUDGMENT DOCKETED
Docketed Dec 31, 2023Ticket #039087804N
MISCELLANEOUS VIOLATIONS
DOB summons (OATH)JUDGMENT DOCKETED
Docketed Oct 31, 2023Ticket #039086489H
FAILURE TO MAINTAIN ELEVATOR OR CONVEYING SYSTEM
DOB summons (OATH)JUDGMENT DOCKETED
Docketed Jun 30, 2020Ticket #035379960Y
WORK WITHOUT A PERMIT
DOB summons (OATH)JUDGMENT DOCKETED
Docketed Sep 30, 2019Ticket #038266524X
FAILURE TO MAINTAIN ELEVATOR OR CONVEYING SYSTEM

+ 8 more docketed judgmentsview full report

HPDClass B
NOV SENT OUT
Issued Jul 22, 2026#19091153

§ 27-2005 ADM CODE REPAIR THE ROOF SO THAT IT WILL NOT LEAK OVER THE CEILING IN THE 3rd ROOM FROM NORTH LOCATED AT APT 6B, 6th STORY, 2nd APARTMENT FROM SOUTH AT WEST

View this violation's full details & status history →
HPDClass B
NOV SENT OUT
Issued Jul 22, 2026#19091154

§ 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR AT CEILING AND WEST WALL IN THE 3rd ROOM FROM NORTH LOCATED AT APT 6B, 6th STORY, 2nd APARTMENT FROM SOUTH AT WEST

View this violation's full details & status history →
HPDClass C
NOV SENT OUT
Issued Jul 22, 2026#19091155

§ 27-2005, 27-2007, 27-2041.1 HMC, §238, § 309; § 107 (2) ( C) MDL AND 28 RCNY §25-171: REPLACE OR REPAIR THE SELF-CLOSING DOORS THAT IS MISSING OR DEFECTIVE HINGES IN THE ENTRANCE LOCATED AT APT 6B, 6th STORY, 2nd APARTMENT FROM SOUTH AT WEST

View this violation's full details & status history →
HPDClass B
NOV SENT OUT
Issued Jul 22, 2026#19091156

§ 27-2045(B)(1)(A) HMC, § 12-01, § 12-03 RCNY REPAIR, REPLACE OR PROVIDE AN APPROVED AND OPERATIONAL SMOKE DETECTING DEVICE, INSTALLED IN ACCORDANCE WITH DEPARTMENT OF BUILDINGS RULES AND REGULATIONS THAT IS MISSING IN THE ENTIRE APARTMENT LOCATED AT APT 6B, 6th STORY, 2nd APARTMENT FROM SOUTH AT WEST

View this violation's full details & status history →
HPDClass B
NOV SENT OUT
Issued Jul 22, 2026#19091157

§ 27-2045(B)(1)(B) HMC, § 12-06, § 12-07, § 12-09 RCNY REPAIR, REPLACE OR PROVIDE AN APPROVED AND OPERATIONAL CARBON MONOXIDE DETECTING DEVICE, INSTALLED IN ACCORDANCE WITH APPLICABLE LAW AND RULES THAT IS MISSING IN THE ENTIRE APARTMENT LOCATED AT APT 6B, 6th STORY, 2nd APARTMENT FROM SOUTH AT WEST

View this violation's full details & status history →

+ 828 more violations on record — view full report

Get the Complete Report for 525 EAST 21 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 525 EAST 21 ST, Brooklyn built?

The building at 525 EAST 21 ST, Brooklyn, NY 11226 was constructed in 1910. It is classified as a elevator apartment - semi-fireproof with 6 floors and 42 units. The building area is 51,611 sqft.

Are there building permits at 525 EAST 21 ST, Brooklyn?

Yes. 525 EAST 21 ST, Brooklyn, NY 11226 has 6 building permits on record, with 2 currently active. Permits are sourced from the NYC Department of Buildings (DOB Legacy and DOB NOW systems). The most recent permit is a Cats Registration Inspection (EXPIRED) filed Apr 11, 2025.

Does 525 EAST 21 ST, Brooklyn have violations?

Yes. 525 EAST 21 ST, Brooklyn, NY 11226 has 833 violations on record, with 44 currently open. Breakdown: 43 DOB, 39 ECB, 751 HPD. Sources: NYC DOB, HPD, and ECB/OATH.

Does 525 EAST 21 ST, Brooklyn have docketed judgments?

Yes. 525 EAST 21 ST, Brooklyn, NY 11226 has 13 docketed judgments on record with the NYC Office of Administrative Trials & Hearings (OATH), with an open balance of $625. 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 525 EAST 21 ST?

525 EAST 21 ST, Brooklyn, NY 11226 has an assessed market value of $2.2M and a total assessed value of $972K (land: $293K). Assessment data is from the NYC Department of Finance (DOF).

What is the zoning for 525 EAST 21 ST?

525 EAST 21 ST, Brooklyn, NY 11226 is zoned R7A. 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 525 EAST 21 ST?

525 EAST 21 ST, Brooklyn, NY 11226 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 525 EAST 21 ST?

Search 525 EAST 21 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 adds the complete title history, owner contacts, and a downloadable PDF.

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525 EAST 21 ST, Brooklyn, NY 11226 — Property Records, Permits, Violations, Tax & Zoning | RegWatch