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Brooklyn

25 Union St

Brooklyn, NY 11231Individually ownedBBL 3003340040BIN 3000000
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Updated Aug 1, 2026 · 16 sources

ZoningM2-1
ClassV1
Market Value$4.2M

25 UNION ST is a property located at 25 UNION ST, Brooklyn, NY 11231. The property is zoned M2-1. The assessed market value is $4.2M. Public records list the property as individually owned. There are 12 violations on record (12 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

47records on file

The lot at 25 Union St holds its ground over Kings. It sits on land zoned M2-1. It is carried on the public rolls at a market value of $4.2M, and assessed for tax at $549K. In the 27 years its record reaches back, the lot has drawn 47 separate government filings.

The documentary life of the address leans hard toward assignment: 13 of its 47 records, fully 28%, fall under that one heading. Inspection (13) and violation (12) trail well behind. 12 violations stand open against it today.

The pace is anything but even. The record runs hot early and quiets with age, with 2005 its single busiest year.

Read together — 28% assignment, 27 years of accumulation, a parcel of Kings — these scattered records compose a portrait of the address that no single page sets out to draw.

$4.2M of Kings, written across 47 government filings.

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

Property Details

Address25 UNION ST, Brooklyn, NY 11231
V1
Year Built0
FloorsN/A
Total Units0
Building AreaN/A
Lot Size24,975 sqft
ZoningM2-1
3003340040
3000000
OwnershipIndividually owned

Assessment & Sales

$4.2M
$549K
$549K

Building Permits

none on record

No building permits found in local records.

Violations

12 on record · 12 open
DOB LegacyLBLVIO
ACTIVE
Issued Dec 31, 2009#1474954
View this violation's full details & status history →
DOB LegacyLocal Law 62/91
ACTIVE
Issued Jan 1, 2009#1402436
View this violation's full details & status history →
DOB LegacyLocal Law 62/91
ACTIVE
Issued Jan 3, 2008#1300940
View this violation's full details & status history →
DOB LegacyLocal Law 62/91
ACTIVE
Issued Jan 19, 2007#1199665
View this violation's full details & status history →
DOB LegacyLocal Law 62/91
ACTIVE
Issued Jan 6, 2006#1145258
View this violation's full details & status history →

+ 7 more violations on record — view full report

Get the Complete Report for 25 UNION ST

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

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Frequently Asked Questions

Are there building permits at 25 UNION ST, Brooklyn?

No building permits were found in local records for 25 UNION ST, Brooklyn, NY 11231. Permit data is sourced from the NYC Department of Buildings. For the most current permit status, check DOB NOW or BIS directly.

Does 25 UNION ST, Brooklyn have violations?

Yes. 25 UNION ST, Brooklyn, NY 11231 has 12 violations on record, with 12 currently open. Breakdown: 12 DOB. Sources: NYC DOB, HPD, and ECB/OATH.

Does 25 UNION ST, Brooklyn have docketed judgments?

No docketed OATH judgments were found in local records for 25 UNION ST, Brooklyn, NY 11231. Judgment data is sourced from NYC Office of Administrative Trials & Hearings (OATH) hearing records.

What is the property tax assessment for 25 UNION ST?

25 UNION ST, Brooklyn, NY 11231 has an assessed market value of $4.2M and a total assessed value of $549K (land: $549K). Assessment data is from the NYC Department of Finance (DOF).

What is the zoning for 25 UNION ST?

25 UNION ST, Brooklyn, NY 11231 is zoned M2-1. 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 25 UNION ST?

25 UNION ST, Brooklyn, NY 11231 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 25 UNION ST?

Search 25 UNION 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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25 UNION ST, Brooklyn, NY 11231 — Property Records, Permits, Violations, Tax & Zoning | RegWatch