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Manhattan • Primarily Residential

145 West 21 St

Manhattan, NY 10011Company-ownedBBL 1007970016BIN 1014769
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Updated Aug 1, 2026 · 16 sources

Year Built1910
Floors4
Units6
Building Area5,726 sqft
ZoningC6-3A
ClassS5
Market Value$3.5M

145 WEST 21 ST is a property located at 145 WEST 21 ST, Manhattan, NY 10011. It is classified as a primarily residential - mixed commercial. The building was constructed in 1910. It has 4 floors and 6 units. The building area is 5,726 square feet on a 1,967 sqft lot. The property is zoned C6-3A. The assessed market value is $3.5M. Public records list the property as company-owned. There are 20 building permits on record (15 active). There are 10 violations on record (1 currently open). 3 docketed judgments carrying $600 in open balances are on record with OATH. Data sourced from NYC Department of Buildings (DOB), Housing Preservation & Development (HPD), Department of Finance (DOF), and other government agencies.

A RegWatch Dossier

96records on file

Completed in 1910, 145 West 21 St rises 4 stories over New York. Public records put it at 6 units and 5,726 square feet of floor area, on land zoned C6-3A. It is carried on the public rolls at a market value of $3.5M, and assessed for tax at $1.6M. In the 42 years its record reaches back, the lot has drawn 96 separate government filings.

The documentary life of the address leans hard toward permit: 20 of its 96 records, fully 21%, fall under that one heading. Enforcement (16) and lien (13) 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 2025.

Read together — 21% permit, 42 years of accumulation, a parcel of New York — these scattered records compose a portrait of the address that no single page sets out to draw.

$3.5M of New York, written across 96 government filings.

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

Property Details

Address145 WEST 21 ST, Manhattan, NY 10011
Building TypePrimarily Residential - Mixed Commercial
S5
Year Built1910
Floors4
Total Units6
Building Area5,726 sqft
Lot Size1,967 sqft
ZoningC6-3A
ConditionAverage
1007970016
1014769
OwnershipCompany-owned

Assessment & Sales

$3.5M
$1.6M
$558K

Building Permits

20 on record · 15 active
Alteration — Type 3DOB Legacy
SIGNED OFF
Filed Jul 1, 2024Job #140101654-01
View this permit's full record & inspection history →
Alteration — Type 2DOB Legacy
SIGNED OFF
Filed Jun 26, 2024Est. cost $25KJob #110001131-01

INTERIOR DEMO

View this permit's full record & inspection history →
Construction EquipmentDOB Legacy
ISSUED
Filed Aug 1, 2013Job #140101654-01-01

EQ

View this permit's full record & inspection history →
Alteration — Type 2DOB Legacy
SIGNED OFF
Filed Mar 31, 2009Est. cost $13KJob #110074464-03
View this permit's full record & inspection history →
Alteration — Type 2DOB Legacy
SIGNED OFF
Filed Mar 31, 2009Est. cost $10KJob #110074464-02

Structural

View this permit's full record & inspection history →

+ 15 more permits — view full report

Violations

10 on record · 1 open
Open judgment balance — docketed OATH judgments$600
Judgments · 3 docketed
Sanitation summons (OATH)JUDGMENT DOCKETED
Docketed Mar 31, 2026Balance $300Ticket #049303147Z
FAILURE TO CLEAN 18 INCHES INTO STREET
Sanitation summons (OATH)JUDGMENT DOCKETED
Docketed Apr 30, 2023Balance $300Ticket #047598773Y
LOOSE RUBBISH 1ST OCCURRENCE
Sanitation summons (OATH)JUDGMENT DOCKETED
Docketed Oct 5, 2007Ticket #0158577504
STORAGE OF RECEPTACLES
ECBConstruction
ACTIVE
Issued Aug 14, 2018#35333488X

WORK WITHOUT A PERMIT.NOTE:AT TIME OF INSPECTION OBSERVED NEWLY/RECENTLY INSTALLED SKY LIGHT WITH A 5'FENCE AROUND THE PERIMETER.DOB RECORDSINDICATE 2'X 10' OPENING TO BE AN ENGINEERS HATCH.WORK IS 100% COMPLET

View this violation's full details & status history →

+ 9 more violations on record — view full report

Get the Complete Report for 145 WEST 21 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 145 WEST 21 ST, Manhattan built?

The building at 145 WEST 21 ST, Manhattan, NY 10011 was constructed in 1910. It is classified as a primarily residential - mixed commercial with 4 floors and 6 units. The building area is 5,726 sqft.

Are there building permits at 145 WEST 21 ST, Manhattan?

Yes. 145 WEST 21 ST, Manhattan, NY 10011 has 20 building permits on record, with 15 currently active. Permits are sourced from the NYC Department of Buildings (DOB Legacy and DOB NOW systems). The most recent permit is a Alteration — Type 3 (SIGNED OFF) filed Jul 1, 2024.

Does 145 WEST 21 ST, Manhattan have violations?

Yes. 145 WEST 21 ST, Manhattan, NY 10011 has 10 violations on record, with 1 currently open. Breakdown: 1 ECB, 9 HPD. Sources: NYC DOB, HPD, and ECB/OATH.

Does 145 WEST 21 ST, Manhattan have docketed judgments?

Yes. 145 WEST 21 ST, Manhattan, NY 10011 has 3 docketed judgments on record with the NYC Office of Administrative Trials & Hearings (OATH), with an open balance of $600. A docketed judgment is an enforceable money judgment entered by OATH after a hearing on a summons issued at this property; where the respondent is the property owner it can attach to the property as a lien.

What is the property tax assessment for 145 WEST 21 ST?

145 WEST 21 ST, Manhattan, NY 10011 has an assessed market value of $3.5M and a total assessed value of $1.6M (land: $558K). Assessment data is from the NYC Department of Finance (DOF).

What is the zoning for 145 WEST 21 ST?

145 WEST 21 ST, Manhattan, NY 10011 is zoned C6-3A. 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 145 WEST 21 ST?

145 WEST 21 ST, Manhattan, NY 10011 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 145 WEST 21 ST?

Search 145 WEST 21 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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145 WEST 21 ST, Manhattan, NY 10011 — Property Records, Permits, Violations, Tax & Zoning | RegWatch