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Manhattan • Elevator Apartment

645 West End Ave

Manhattan, NY 10025Company-ownedBBL 1012510062BIN 1034102
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16 sources

Year Built1913
Floors12
Units73
Building Area136,062 sqft
ZoningR10A
ClassD4
Market Value$22.4M

645 WEST END AVE is a property located at 645 WEST END AVE, Manhattan, NY 10025. It is classified as a elevator apartment - cooperative. The building was constructed in 1913. It has 12 floors and 73 units. The building area is 136,062 square feet on a 13,410 sqft lot. The property is zoned R10A. The assessed market value is $22.4M. Public records list the property as company-owned. There are 165 building permits on record (120 active). There are 73 violations on record (3 currently open). 5 docketed judgments carrying $1,028 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

421records on file
87Energy Star

Completed in 1913, 645 West End Ave rises 12 stories over New York. Public records put it at 73 units and 136,062 square feet of floor area, on land zoned R10A. It is carried on the public rolls at a market value of $22.4M, and assessed for tax at $10.1M. In the 52 years its record reaches back, the lot has drawn 421 separate government filings.

The documentary life of the address leans hard toward permit: 165 of its 421 records, fully 39%, fall under that one heading. Violation (73) and inspection (54) trail well behind. 3 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 2010.

On the environmental ledger, the building posts an Energy Star score of 87, with a site energy-use intensity of 51.0 kBtu per square foot. Its operations answer for roughly 526 metric tons of CO2-equivalent a year.

Read together — 39% permit, 52 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.

$22.4M of New York, written across 421 government filings.

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

Address645 WEST END AVE, Manhattan, NY 10025
Building TypeElevator Apartment - Cooperative
D4
Year Built1913
Floors12
Total Units73
Building Area136,062 sqft
Lot Size13,410 sqft
ZoningR10A
ConditionAverage
1012510062
1034102
OwnershipCompany-owned

Assessment & Sales

$22.4M
$10.1M
$2M

Building Permits

165 on record · 120 active
Sidewalk ShedDOB NOW
PERMIT ISSUED
Filed Sep 28, 2026Est. cost $1KJob #M01247482-I1

Renewal Permit Without Changes

View this permit's full record & inspection history →
General ConstructionDOB NOW
PERMIT ENTIRE
Filed Sep 28, 2026Est. cost $1KJob #M01247482-I1
View this permit's full record & inspection history →
General ConstructionDOB NOW
PERMIT ISSUED
Filed Aug 31, 2026Est. cost $321KJob #M01230095-I1

Renewal Permit Without Changes

View this permit's full record & inspection history →
General ConstructionDOB NOW
PERMIT ENTIRE
Filed Aug 31, 2026Est. cost $321KJob #M01230095-I1
View this permit's full record & inspection history →
General ConstructionDOB NOW
APPROVED
Filed Aug 7, 2026Est. cost $35KJob #M00524099-P2
View this permit's full record & inspection history →

+ 160 more permits — view full report

Violations

73 on record · 3 open
Open judgment balance — docketed OATH judgments$1,028
Judgments · 5 docketed
OATH summonsJUDGMENT DOCKETED
Docketed Mar 31, 2022Balance $84Ticket #050053593P
FAILED TO COMPILE COMPLETE RECORDS OF ASBESTOS SURVEY
OATH summonsJUDGMENT DOCKETED
Docketed Mar 31, 2022Balance $944Ticket #050053592N
FAILED TO COLLECT BULK SAMPLES AND SUBMIT FOR ANALYSIS
OATH summonsJUDGMENT DOCKETED
Docketed Nov 24, 2003Ticket #0136453204
20030919N
OATH summonsJUDGMENT DOCKETED
Docketed Nov 24, 2003Ticket #0136453177
20030919N
OATH summonsJUDGMENT DOCKETED
Docketed Apr 30, 2001Ticket #010738530Z
SafetyElevator
ACTIVE
Issued Oct 23, 2023#VIO-FTC-VT-CAT1-201912-0003847

Violation Issued-Failure To File 2019 Cat1 Test Affirmation of Correction

View this violation's full details & status history →

+ 72 more violations on record — view full report

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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 WEST END AVE, Manhattan built?

The building at 645 WEST END AVE, Manhattan, NY 10025 was constructed in 1913. It is classified as a elevator apartment - cooperative with 12 floors and 73 units. The building area is 136,062 sqft.

Are there building permits at 645 WEST END AVE, Manhattan?

Yes. 645 WEST END AVE, Manhattan, NY 10025 has 165 building permits on record, with 120 currently active. Permits are sourced from the NYC Department of Buildings (DOB Legacy and DOB NOW systems). The most recent permit is a Sidewalk Shed (PERMIT ISSUED) filed Sep 28, 2026.

Does 645 WEST END AVE, Manhattan have violations?

Yes. 645 WEST END AVE, Manhattan, NY 10025 has 73 violations on record, with 3 currently open. Breakdown: 4 DOB Safety, 44 DOB, 10 ECB, 15 HPD. Sources: NYC DOB, HPD, and ECB/OATH.

Does 645 WEST END AVE, Manhattan have docketed judgments?

Yes. 645 WEST END AVE, Manhattan, NY 10025 has 5 docketed judgments on record with the NYC Office of Administrative Trials & Hearings (OATH), with an open balance of $1,028. 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 645 WEST END AVE?

645 WEST END AVE, Manhattan, NY 10025 has an assessed market value of $22.4M and a total assessed value of $10.1M (land: $2M). Assessment data is from the NYC Department of Finance (DOF).

What is the zoning for 645 WEST END AVE?

645 WEST END AVE, Manhattan, NY 10025 is zoned R10A. 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 WEST END AVE?

645 WEST END AVE, Manhattan, NY 10025 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 WEST END AVE?

Search 645 WEST END AVE 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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645 WEST END AVE, Manhattan, NY 10025 — Property Records, Permits, Violations, Tax & Zoning | RegWatch