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451 East 91 St

Brooklyn, NY 11212Individually ownedBBL 3046660048BIN 3101747
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Updated Aug 1, 2026 · 16 sources

Year Built1950
Floors2
Units3
Building Area3,440 sqft
ZoningR6
ClassC0
Market Value$1.4M

451 EAST 91 ST is a property located at 451 EAST 91 ST, Brooklyn, NY 11212. It is classified as a walk-up apartment - three families. The building was constructed in 1950. It has 2 floors and 3 units. The building area is 3,440 square feet on a 2,000 sqft lot. The property is zoned R6. The assessed market value is $1.4M. It last sold for $645K on Jan 25, 2017. Public records list the property as individually owned. There are 12 building permits on record (12 active). There are 22 violations on record (0 currently open). Data sourced from NYC Department of Buildings (DOB), Housing Preservation & Development (HPD), Department of Finance (DOF), and other government agencies.

A RegWatch Dossier

71records on file

Completed in 1950, 991 Willmohr St rises 2 stories over Kings. Public records put it at 3 units and 3,440 square feet of floor area, on land zoned R6. It is carried on the public rolls at a market value of $1.4M, and assessed for tax at $86.0K. In the 55 years its record reaches back, the lot has drawn 71 separate government filings.

The documentary life of the address leans hard toward violation: 22 of its 71 records, fully 31%, fall under that one heading. Permit (12) and complaint (9) trail well behind. No 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 1998.

Read together — 31% violation, 55 years of accumulation, a parcel of Kings — these scattered records compose a portrait of the address that no single page sets out to draw.

$1.4M of Kings, written across 71 government filings.

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Sources
NYC DOBNYC HPDNYC DOFACRISNYC DCPECB/OATHNYC DEPNYC LPCNYC FDNYNYS DHCRMOCEJFEMAEPAUS CensusHUDUSGS
updated

Property Details

Address451 EAST 91 ST, Brooklyn, NY 11212
Building TypeWalk-Up Apartment - Three Families
C0
Year Built1950
Floors2
Total Units3
Building Area3,440 sqft
Lot Size2,000 sqft
ZoningR6
ConditionAverage
3046660048
3101747
OwnershipIndividually owned

Assessment & Sales

$1.4M
$86K
$22K
$645K
Last Sale DateJan 25, 2017

Building Permits

12 on record · 12 active
Alteration — Type 2DOB Legacy
PERMIT ISSUED - ENTIRE JOB/WORK
Filed Mar 31, 2026Est. cost $140KJob #321501102-01

PARTITIONS

View this permit's full record & inspection history →
Construction EquipmentDOB Legacy
ISSUED
Filed Mar 24, 2026Job #321501102-01-04

PL

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Construction EquipmentDOB Legacy
ISSUED
Filed Sep 15, 2025Job #321501102-01-11

OT

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Construction EquipmentDOB Legacy
ISSUED
Filed Sep 6, 2024Job #321501102-01-10

OT

View this permit's full record & inspection history →
Construction EquipmentDOB Legacy
ISSUED
Filed Aug 21, 2023Job #321501102-01-09

OT

View this permit's full record & inspection history →

+ 7 more permits — view full report

Violations

22 on record · none currently open
HPDClass A
VIOLATION DISMISSED
Issued Mar 27, 2023#15862399

(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.

View this violation's full details & status history →
HPDClass I
VIOLATION DISMISSED
Issued Nov 7, 2022#15505148

§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 PREMISES FOR NONPAYMENT OF RENT UNTIL A VALID REGISTRATION STATEMENT IS FILED.

View this violation's full details & status history →
HPDClass A
VIOLATION DISMISSED
Issued Mar 2, 2022#14960931

(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.

View this violation's full details & status history →
HPDClass A
VIOLATION DISMISSED
Issued Apr 13, 2021#14219469

(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.

View this violation's full details & status history →
HPDClass I
VIOLATION DISMISSED
Issued Apr 13, 2021#14219470

§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 PREMISES FOR NONPAYMENT OF RENT UNTIL A VALID REGISTRATION STATEMENT IS FILED.

View this violation's full details & status history →

+ 17 more violations on record — view full report

Get the Complete Report for 451 EAST 91 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 451 EAST 91 ST, Brooklyn built?

The building at 451 EAST 91 ST, Brooklyn, NY 11212 was constructed in 1950. It is classified as a walk-up apartment - three families with 2 floors and 3 units. The building area is 3,440 sqft.

Are there building permits at 451 EAST 91 ST, Brooklyn?

Yes. 451 EAST 91 ST, Brooklyn, NY 11212 has 12 building permits on record, with 12 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 2 (PERMIT ISSUED - ENTIRE JOB/WORK) filed Mar 31, 2026.

Does 451 EAST 91 ST, Brooklyn have violations?

Yes. 451 EAST 91 ST, Brooklyn, NY 11212 has 22 violations on record, with 0 currently open. Breakdown: 22 HPD. Sources: NYC DOB, HPD, and ECB/OATH.

Does 451 EAST 91 ST, Brooklyn have docketed judgments?

No docketed OATH judgments were found in local records for 451 EAST 91 ST, Brooklyn, NY 11212. Judgment data is sourced from NYC Office of Administrative Trials & Hearings (OATH) hearing records.

What is the property tax assessment for 451 EAST 91 ST?

451 EAST 91 ST, Brooklyn, NY 11212 has an assessed market value of $1.4M and a total assessed value of $86K (land: $22K). Assessment data is from the NYC Department of Finance (DOF).

When was 451 EAST 91 ST last sold?

451 EAST 91 ST, Brooklyn, NY 11212 last sold for $645K on Jan 25, 2017. Sale records are sourced from NYC ACRIS and Department of Finance rolling sales data.

What is the zoning for 451 EAST 91 ST?

451 EAST 91 ST, Brooklyn, NY 11212 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 451 EAST 91 ST?

451 EAST 91 ST, Brooklyn, NY 11212 is individually 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 451 EAST 91 ST?

Search 451 EAST 91 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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451 EAST 91 ST, Brooklyn, NY 11212 — Property Records, Permits, Violations, Tax & Zoning | RegWatch