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Brooklyn

49 Diamond St

Brooklyn, NY 11222Individually ownedBBL 3026841201BIN 3429834
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Updated Aug 1, 2026 · 16 sources

Year Built2022
Floors3
Building Area16,521 sqft
ZoningR6B
ClassR1
Market Value$844K

49 DIAMOND ST is a property located at 49 DIAMOND ST, Brooklyn, NY 11222. The building was constructed in 2022. The building has 3 floors. The building area is 16,521 square feet on a 6,699 sqft lot. The property is zoned R6B. The assessed market value is $844K. It last sold for $2.3M on Feb 9, 2024. Public records list the property as individually owned. There are 2 building permits on record (1 active). There are 7 violations on record (1 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

46records on file

Completed in 2022, 49 Diamond St rises 3 stories over Kings. Public records put it at 16,521 square feet of floor area, on land zoned R6B. It is carried on the public rolls at a market value of $844K, and assessed for tax at $380K. In the 40 years its record reaches back, the lot has drawn 46 separate government filings.

The documentary life of the address leans hard toward mortgage: 7 of its 46 records, fully 15%, fall under that one heading. Violation (7) and complaint (7) 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 2016.

Read together — 15% mortgage, 40 years of accumulation, a parcel of Kings — these scattered records compose a portrait of the address that no single page sets out to draw.

$844K of Kings, written across 46 government filings.

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

Property Details

Address49 DIAMOND ST, Brooklyn, NY 11222
R1
Year Built2022
Floors3
Total UnitsN/A
Building Area16,521 sqft
Lot Size6,699 sqft
ZoningR6B
3026841201
3429834
OwnershipIndividually owned

Assessment & Sales

$844K
$380K
$46K
$2.3M
Last Sale DateFeb 9, 2024

Building Permits

2 on record · 1 active
DemolitionDOB Legacy
SIGNED OFF
Filed Sep 1, 2016Job #321316483-01
View this permit's full record & inspection history →
Construction EquipmentDOB Legacy
ISSUED
Filed Jun 3, 2016Job #321316483-01-01
View this permit's full record & inspection history →

Violations

7 on record · 1 open
HPDClass C
NOV CERTIFIED LATE
Issued Aug 15, 2002#4308344

§ 27-2033 ADM CODE POST NOTICE, IN FORM APPROVED BY THE DEPARTMENT, STATING THE NAME AND LOCATION OF THE PERSON DESIGNATED BY THE OWNER TO HAVE KEY TO BUILDINGS HEATING SYSTEM .. AT PUBLIC HALL, 1st STORY

View this violation's full details & status history →

+ 6 more violations on record — view full report

Get the Complete Report for 49 DIAMOND 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 49 DIAMOND ST, Brooklyn built?

The building at 49 DIAMOND ST, Brooklyn, NY 11222 was constructed in 2022. with 3 floors. The building area is 16,521 sqft.

Are there building permits at 49 DIAMOND ST, Brooklyn?

Yes. 49 DIAMOND ST, Brooklyn, NY 11222 has 2 building permits on record, with 1 currently active. Permits are sourced from the NYC Department of Buildings (DOB Legacy and DOB NOW systems). The most recent permit is a Demolition (SIGNED OFF) filed Sep 1, 2016.

Does 49 DIAMOND ST, Brooklyn have violations?

Yes. 49 DIAMOND ST, Brooklyn, NY 11222 has 7 violations on record, with 1 currently open. Breakdown: 3 DOB, 2 ECB, 2 HPD. Sources: NYC DOB, HPD, and ECB/OATH.

Does 49 DIAMOND ST, Brooklyn have docketed judgments?

No docketed OATH judgments were found in local records for 49 DIAMOND ST, Brooklyn, NY 11222. Judgment data is sourced from NYC Office of Administrative Trials & Hearings (OATH) hearing records.

What is the property tax assessment for 49 DIAMOND ST?

49 DIAMOND ST, Brooklyn, NY 11222 has an assessed market value of $844K and a total assessed value of $380K (land: $46K). Assessment data is from the NYC Department of Finance (DOF).

When was 49 DIAMOND ST last sold?

49 DIAMOND ST, Brooklyn, NY 11222 last sold for $2.3M on Feb 9, 2024. Sale records are sourced from NYC ACRIS and Department of Finance rolling sales data.

What is the zoning for 49 DIAMOND ST?

49 DIAMOND ST, Brooklyn, NY 11222 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 49 DIAMOND ST?

49 DIAMOND ST, Brooklyn, NY 11222 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 49 DIAMOND ST?

Search 49 DIAMOND 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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49 DIAMOND ST, Brooklyn, NY 11222 — Property Records, Permits, Violations, Tax & Zoning | RegWatch