Brooklyn • Two Family Dwelling

621 East 91 St

Brooklyn, NY 11236Individually ownedBBL 3047510036BIN 3104898

Updated Aug 1, 2026 · 16 sources

Year Built1930
Floors2
Units2
Building Area2,460 sqft
ZoningR5
ClassB1
Market Value$1.1M

621 EAST 91 ST is a property located at 621 EAST 91 ST, Brooklyn, NY 11236. It is classified as a two family dwelling - brick. The building was constructed in 1930. It has 2 floors and 2 units. The building area is 2,460 square feet on a 1,800 sqft lot. The property is zoned R5. The assessed market value is $1.1M. Public records list the property as individually owned. There are 2 violations on record (1 currently open). 1 docketed judgment is 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

53records on file

Completed in 1930, 9102 Ave A rises 2 stories over Kings. Public records put it at 2 units and 2,460 square feet of floor area, on land zoned R5. It is carried on the public rolls at a market value of $1.1M, and assessed for tax at $66.8K. In the 58 years its record reaches back, the lot has drawn 53 separate government filings.

The documentary life of the address leans hard toward assignment: 18 of its 53 records, fully 34%, fall under that one heading. Complaint (9) and mortgage (8) 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 2023.

Read together — 34% assignment, 58 years of accumulation, a parcel of Kings — these scattered records compose a portrait of the address that no single page sets out to draw.

$1.1M of Kings, written across 53 government filings.

Property Details

Address621 EAST 91 ST, Brooklyn, NY 11236
Building TypeTwo Family Dwelling - Brick
B1
Year Built1930
Floors2
Total Units2
Building Area2,460 sqft
Lot Size1,800 sqft
ZoningR5
ConditionAverage
3047510036
3104898
OwnershipIndividually owned

Assessment & Sales

$1.1M
$67K
$17K

Building Permits

none on record

No building permits found in local records.

Violations

2 on record · 1 open
Judgments · 1 docketed
OATH summonsJUDGMENT DOCKETED
Docketed Jan 8, 2001Ticket #0109112769
20001030N
DOB LegacyC
ACTIVE
Issued Oct 18, 1990#110961

+ 1 more violation on record — view full report

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

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Frequently Asked Questions

When was 621 EAST 91 ST, Brooklyn built?

The building at 621 EAST 91 ST, Brooklyn, NY 11236 was constructed in 1930. It is classified as a two family dwelling - brick with 2 floors and 2 units. The building area is 2,460 sqft.

Are there building permits at 621 EAST 91 ST, Brooklyn?

No building permits were found in local records for 621 EAST 91 ST, Brooklyn, NY 11236. Permit data is sourced from the NYC Department of Buildings. For the most current permit status, check DOB NOW or BIS directly.

Does 621 EAST 91 ST, Brooklyn have violations?

Yes. 621 EAST 91 ST, Brooklyn, NY 11236 has 2 violations on record, with 1 currently open. Breakdown: 1 DOB, 1 ECB. Sources: NYC DOB, HPD, and ECB/OATH.

Does 621 EAST 91 ST, Brooklyn have docketed judgments?

Yes. 621 EAST 91 ST, Brooklyn, NY 11236 has 1 docketed judgment on record with the NYC Office of Administrative Trials & Hearings (OATH). 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 621 EAST 91 ST?

621 EAST 91 ST, Brooklyn, NY 11236 has an assessed market value of $1.1M and a total assessed value of $67K (land: $17K). Assessment data is from the NYC Department of Finance (DOF).

What is the zoning for 621 EAST 91 ST?

621 EAST 91 ST, Brooklyn, NY 11236 is zoned R5. 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 621 EAST 91 ST?

621 EAST 91 ST, Brooklyn, NY 11236 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 621 EAST 91 ST?

Search 621 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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621 EAST 91 ST, Brooklyn, NY 11236 — Property Records, Permits, Violations, Tax & Zoning | RegWatch