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Brooklyn • Two Family Dwelling

321 Decatur St

Brooklyn, NY 11233Individually ownedBBL 3016760074BIN 3047189
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Updated Sep 15, 2026 · 16 sources

Year Built1892
Floors3
Units2
Building Area3,384 sqft
ZoningR6B
ClassB1
Market Value$2.4M

321 DECATUR ST is a property located at 321 DECATUR ST, Brooklyn, NY 11233. It is classified as a two family dwelling - brick. The building was constructed in 1892. It has 3 floors and 2 units. The building area is 3,384 square feet on a 1,800 sqft lot. The property is zoned R6B. The assessed market value is $2.4M. It last sold for $1.6M on Dec 9, 2015. Public records list the property as individually owned. There are 25 building permits on record (12 active). There are 1 violation 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 1892, 321 Decatur St rises 3 stories over Kings. Public records put it at 2 units and 3,384 square feet of floor area, on land zoned R6B. It is carried on the public rolls at a market value of $2.4M, and assessed for tax at $146K. In the 54 years its record reaches back, the lot has drawn 71 separate government filings.

The documentary life of the address leans hard toward permit: 25 of its 71 records, fully 35%, fall under that one heading. Inspection (10) and mortgage (8) 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 2023.

Read together — 35% permit, 54 years of accumulation, a parcel of Kings — these scattered records compose a portrait of the address that no single page sets out to draw.

$2.4M 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

Address321 DECATUR ST, Brooklyn, NY 11233
Building TypeTwo Family Dwelling - Brick
B1
Year Built1892
Floors3
Total Units2
Building Area3,384 sqft
Lot Size1,800 sqft
ZoningR6B
ConditionAverage
3016760074
3047189
OwnershipIndividually owned

Assessment & Sales

$2.4M
$146K
$22K
$1.6M
Last Sale DateDec 9, 2015

Building Permits

25 on record · 12 active
General ConstructionDOB NOW
LOC ISSUED
Filed Sep 17, 2025Est. cost $10KJob #B00591512-S2
View this permit's full record & inspection history →
General ConstructionDOB NOW
LOC ISSUED
Filed Apr 24, 2025Est. cost $39KJob #B00597459-I1
View this permit's full record & inspection history →
General ConstructionDOB NOW
LOC ISSUED
Filed Apr 9, 2025Est. cost $44KJob #B00713502-I1
View this permit's full record & inspection history →
General ConstructionDOB NOW
PERMIT ENTIRE
Filed Nov 25, 2024Est. cost $437KJob #B00591512-I1
View this permit's full record & inspection history →
General ConstructionDOB NOW
APPROVED
Filed Nov 25, 2024Est. cost $437KJob #B00591512-P1
View this permit's full record & inspection history →

+ 20 more permits — view full report

Violations

1 on record · none currently open
ECB
RESOLVE
Issued Apr 7, 2023#39515090Z

AT THE TIME OF INSPECTION OBSERVED JOBSITE FENCE ERECTED, AT EXPOSURE #1 WITHOUT A PERMIT UPON REVIEWING THE DEPARTMENT OF BUILDING RECORDS.OBTAIN PERMIT AS REQUIRE

View this violation's full details & status history →

Get the Complete Report for 321 DECATUR 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 321 DECATUR ST, Brooklyn built?

The building at 321 DECATUR ST, Brooklyn, NY 11233 was constructed in 1892. It is classified as a two family dwelling - brick with 3 floors and 2 units. The building area is 3,384 sqft.

Are there building permits at 321 DECATUR ST, Brooklyn?

Yes. 321 DECATUR ST, Brooklyn, NY 11233 has 25 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 General Construction (LOC ISSUED) filed Sep 17, 2025.

Does 321 DECATUR ST, Brooklyn have violations?

Yes. 321 DECATUR ST, Brooklyn, NY 11233 has 1 violation on record, with 0 currently open. Breakdown: 1 ECB. Sources: NYC DOB, HPD, and ECB/OATH.

Does 321 DECATUR ST, Brooklyn have docketed judgments?

No docketed OATH judgments were found in local records for 321 DECATUR ST, Brooklyn, NY 11233. Judgment data is sourced from NYC Office of Administrative Trials & Hearings (OATH) hearing records.

What is the property tax assessment for 321 DECATUR ST?

321 DECATUR ST, Brooklyn, NY 11233 has an assessed market value of $2.4M and a total assessed value of $146K (land: $22K). Assessment data is from the NYC Department of Finance (DOF).

When was 321 DECATUR ST last sold?

321 DECATUR ST, Brooklyn, NY 11233 last sold for $1.6M on Dec 9, 2015. Sale records are sourced from NYC ACRIS and Department of Finance rolling sales data.

What is the zoning for 321 DECATUR ST?

321 DECATUR ST, Brooklyn, NY 11233 is zoned R6B. 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 321 DECATUR ST?

321 DECATUR ST, Brooklyn, NY 11233 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 321 DECATUR ST?

Search 321 DECATUR 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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321 DECATUR ST, Brooklyn, NY 11233 — Property Records, Permits, Violations, Tax & Zoning | RegWatch