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Brooklyn • Warehouse

44 Diamond St

Brooklyn, NY 11222Company-ownedBBL 3026850060BIN 3338036
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16 sources

Year Built1931
Floors2
Units2
Building Area1,600 sqft
ZoningR6B
ClassB9
Market Value$617K

44 DIAMOND ST is a property located at 44 DIAMOND ST, Brooklyn, NY 11222. It is classified as a warehouse - fireproof. The building was constructed in 1931. It has 2 floors and 2 units. The building area is 1,600 square feet on a 5,000 sqft lot. The property is zoned R6B. The assessed market value is $617K. It last sold for $1.9M on May 31, 2023. Public records list the property as company-owned. There are 29 building permits on record (25 active). There are 7 violations on record (6 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

54records on file

Completed in 1931, 44 Diamond St rises 2 stories over Kings. Public records put it at 2 units and 1,600 square feet of floor area, on land zoned R6B. It is carried on the public rolls at a market value of $617K, and assessed for tax at $37.0K. In the 41 years its record reaches back, the lot has drawn 54 separate government filings.

The documentary life of the address leans hard toward permit: 29 of its 54 records, fully 54%, fall under that one heading. Lien (8) and violation (7) trail well behind. 6 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 2026.

Read together — 54% permit, 41 years of accumulation, a parcel of Kings — these scattered records compose a portrait of the address that no single page sets out to draw.

$617K of Kings, written across 54 government filings.

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Executive summary, compliance history, title chain & existing debt, recorded documents & agreements, owner contacts, tax detail, Use & Development, build envelope, market comps, investment metrics, deal math & stress tests, deal signals, pre-foreclosure signals, neighborhood. Downloadable PDF. One payment, no subscription.

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

Property Details

Address44 DIAMOND ST, Brooklyn, NY 11222
Building TypeWarehouse - Fireproof
B9
Year Built1931
Floors2
Total Units2
Building Area1,600 sqft
Lot Size5,000 sqft
ZoningR6B
3026850060
3338036
OwnershipCompany-owned

Assessment & Sales

$617K
$37K
$5K
$1.9M
Last Sale DateMay 31, 2023

Building Permits

29 on record · 25 active
ElectricalDOB NOW
PERMIT ISSUED
Filed Oct 13, 2026Job #B01473644-I1-EL

INSTALLATION OF TEMPORARY WIRING AND LIGHTING FOR SIDEWALK SHED. 30 LF

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Sidewalk ShedDOB NOW
PERMIT ISSUED
Filed Oct 9, 2026Est. cost $5KJob #B01454581-I1

Initial Permit

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General ConstructionDOB NOW
PERMIT ENTIRE
Filed Oct 9, 2026Est. cost $5KJob #B01454581-I1
View this permit's full record & inspection history →
ElectricalDOB NOW
PERMIT ISSUED
Filed Oct 8, 2026Job #B01471922-I1-EL

INSTALLATION OF LIGHTING FOR SIDEWALK SHED.

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General ConstructionDOB NOW
OBJECTIONS
Filed Oct 6, 2026Job #B01329460-I1
View this permit's full record & inspection history →

+ 24 more permits — view full report

Violations

7 on record · 6 open
ECBConstruction
ACTIVE
Issued Oct 6, 2026#39560213M

AT THE TIME OF MY INSPECTION OF DEMOLITION JOB SITE -I OBSERVED SITE ENCLOSED WITH CONSTRUCTION FENCE(FENCE APPLICATION UNDER 48 DIAMOND STR)-AND NO JOB INFORMATION PANEL PROVIDED AS REQUIRED BY CODE

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ECBConstruction
ACTIVE
Issued Oct 6, 2026#39560239K

AT THE TIME OF MY INSPECTION I OBSERVED SITE ENCLOSED WITH CONSTRUCTION FENCE -WITH NO JOB INFORMATION PANEL PROVIDED AS REQUIRED BY CODE

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ECBConstruction
ACTIVE
Issued Oct 6, 2026#39560238Z

AT THE TIME OF MY INSPECTION I OBSERVED DEMOLITION OF 2 STORY HOUSE IN PROGRESS -ROOF DEMOLISHED , EXTERIOR WALL AT EXP#3 DEMOLISHED , ALL INTERIOR DEMOLISHED-UPON CHECKING DOB RECORDS NO NOTIFICATION PRIOR TO

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ECBConstruction
ACTIVE
Issued Oct 6, 2026#39560234L

AT THE TIME OF MY INSPECTION I OBSERVED GARAGE AT BACK OF PROPERTY SUBSTANTIALLY DEMOLISHED-UPON CHECKING DOB RECORDS -NO NOTIFICATION TO DEPARTMENT PROVIDED PRIOR TO COMMENCEMENT OF DEMOLITION AS REQUIRED BY C

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ECBConstruction
ACTIVE
Issued Oct 6, 2026#39560212K

AT THE TIME OF MY INSPECTION I OBSERVED 1 STORY BUILDING SUBSTANTIALLY DEMOLISHED-UPON CHECKING DOB RECORD NO NOTIFICATION PROVIDED PRIOR TO START OF DEMOLITION AS REQUIRED

View this violation's full details & status history →

+ 2 more violations on record — view full report

Get the Complete Report for 44 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 44 DIAMOND ST, Brooklyn built?

The building at 44 DIAMOND ST, Brooklyn, NY 11222 was constructed in 1931. It is classified as a warehouse - fireproof with 2 floors and 2 units. The building area is 1,600 sqft.

Are there building permits at 44 DIAMOND ST, Brooklyn?

Yes. 44 DIAMOND ST, Brooklyn, NY 11222 has 29 building permits on record, with 25 currently active. Permits are sourced from the NYC Department of Buildings (DOB Legacy and DOB NOW systems). The most recent permit is a Electrical (PERMIT ISSUED) filed Oct 13, 2026.

Does 44 DIAMOND ST, Brooklyn have violations?

Yes. 44 DIAMOND ST, Brooklyn, NY 11222 has 7 violations on record, with 6 currently open. Breakdown: 1 DOB Safety, 6 ECB. Sources: NYC DOB, HPD, and ECB/OATH.

Does 44 DIAMOND ST, Brooklyn have docketed judgments?

No docketed OATH judgments were found in local records for 44 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 44 DIAMOND ST?

44 DIAMOND ST, Brooklyn, NY 11222 has an assessed market value of $617K and a total assessed value of $37K (land: $5K). Assessment data is from the NYC Department of Finance (DOF).

When was 44 DIAMOND ST last sold?

44 DIAMOND ST, Brooklyn, NY 11222 last sold for $1.9M on May 31, 2023. Sale records are sourced from NYC ACRIS and Department of Finance rolling sales data.

What is the zoning for 44 DIAMOND ST?

44 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 44 DIAMOND ST?

44 DIAMOND ST, Brooklyn, NY 11222 is company-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 44 DIAMOND ST?

Search 44 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 ($15, one-time) adds the complete title history, owner contacts, and a downloadable PDF.

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