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Brooklyn

645 Dean St

Brooklyn, NY 11238Company-ownedBBL 3011290062BIN 3427353
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Updated Aug 1, 2026 · 16 sources

Year Built2021
Floors23
Building Area881,925 sqft
ZoningM1-1
ClassRG
Market Value$15M

645 DEAN ST is a property located at 645 DEAN ST, Brooklyn, NY 11238. The building was constructed in 2021. The building has 23 floors. The building area is 881,925 square feet on a 66,488 sqft lot. The property is zoned M1-1. The assessed market value is $15M. It last sold for $3.3M on Oct 17, 2006. Public records list the property as company-owned. There are 21 building permits on record (18 active). Data sourced from NYC Department of Buildings (DOB), Housing Preservation & Development (HPD), Department of Finance (DOF), and other government agencies.

A RegWatch Dossier

80records on file

Completed in 2021, 645 Dean St rises 23 stories over Kings. Public records put it at 881,925 square feet of floor area, on land zoned M1-1. It is carried on the public rolls at a market value of $15.0M, and assessed for tax at $6.7M. In the 33 years its record reaches back, the lot has drawn 80 separate government filings.

The documentary life of the address leans hard toward permit: 21 of its 80 records, fully 26%, fall under that one heading. Complaint (21) and release (12) trail well behind. No violations stand open against it today.

The pace is anything but even. Activity is spread across the decades, with 2026 the busiest year on file.

Read together — 26% permit, 33 years of accumulation, a parcel of Kings — these scattered records compose a portrait of the address that no single page sets out to draw.

$15.0M of Kings, written across 80 government filings.

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

Property Details

Address645 DEAN ST, Brooklyn, NY 11238
RG
Year Built2021
Floors23
Total UnitsN/A
Building Area881,925 sqft
Lot Size66,488 sqft
ZoningM1-1
3011290062
3427353
OwnershipCompany-owned

Assessment & Sales

$15M
$6.7M
$366K
$3.3M
Last Sale DateOct 17, 2006

Building Permits

21 on record · 18 active
DemolitionDOB Legacy
SIGNED OFF
Filed Feb 27, 2009Job #302387673-01
View this permit's full record & inspection history →
DemolitionDOB Legacy
SIGNED OFF
Filed Feb 27, 2009Job #302387673-02
View this permit's full record & inspection history →
Construction EquipmentDOB Legacy
ISSUED
Filed Jan 15, 2009Job #302387673-02-02

EQ

View this permit's full record & inspection history →
DemolitionDOB Legacy
ISSUED
Filed Jan 15, 2009Job #302387673-01-02
View this permit's full record & inspection history →
DemolitionDOB Legacy
ISSUED
Filed Jan 15, 2009Job #302387673-1-2-hist

EQ

View this permit's full record & inspection history →

+ 16 more permits — view full report

Violations

none on record

No violations found in local records.

Get the Complete Report for 645 DEAN 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 645 DEAN ST, Brooklyn built?

The building at 645 DEAN ST, Brooklyn, NY 11238 was constructed in 2021. with 23 floors. The building area is 881,925 sqft.

Are there building permits at 645 DEAN ST, Brooklyn?

Yes. 645 DEAN ST, Brooklyn, NY 11238 has 21 building permits on record, with 18 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 Feb 27, 2009.

Does 645 DEAN ST, Brooklyn have violations?

No violations were found in local records for 645 DEAN ST, Brooklyn, NY 11238. Violation data is sourced from DOB (safety and legacy), HPD (housing), and ECB (environmental control).

Does 645 DEAN ST, Brooklyn have docketed judgments?

No docketed OATH judgments were found in local records for 645 DEAN ST, Brooklyn, NY 11238. Judgment data is sourced from NYC Office of Administrative Trials & Hearings (OATH) hearing records.

What is the property tax assessment for 645 DEAN ST?

645 DEAN ST, Brooklyn, NY 11238 has an assessed market value of $15M and a total assessed value of $6.7M (land: $366K). Assessment data is from the NYC Department of Finance (DOF).

When was 645 DEAN ST last sold?

645 DEAN ST, Brooklyn, NY 11238 last sold for $3.3M on Oct 17, 2006. Sale records are sourced from NYC ACRIS and Department of Finance rolling sales data.

What is the zoning for 645 DEAN ST?

645 DEAN ST, Brooklyn, NY 11238 is zoned M1-1. 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 645 DEAN ST?

645 DEAN ST, Brooklyn, NY 11238 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 645 DEAN ST?

Search 645 DEAN 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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645 DEAN ST, Brooklyn, NY 11238 — Property Records, Permits, Violations, Tax & Zoning | RegWatch