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Manhattan • Elevator Apartment

639 West End Ave

Manhattan, NY 10024Company-ownedBBL 1012510054BIN 1034101
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Updated Aug 1, 2026 · 16 sources

Year Built1927
Floors15
Units63
Building Area88,396 sqft
ZoningR10A
ClassD4
Market Value$20.4M

639 WEST END AVE is a property located at 639 WEST END AVE, Manhattan, NY 10024. It is classified as a elevator apartment - cooperative. The building was constructed in 1927. It has 15 floors and 63 units. The building area is 88,396 square feet on a 6,800 sqft lot. The property is zoned R10A. The assessed market value is $20.4M. Public records list the property as company-owned. There are 247 building permits on record (158 active). There are 74 violations on record (2 currently open). 13 docketed judgments 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

651records on file
81Energy Star

Completed in 1927, 639 West End Ave rises 15 stories over New York. Public records put it at 63 units and 88,396 square feet of floor area, on land zoned R10A. It is carried on the public rolls at a market value of $20.4M, and assessed for tax at $9.2M. In the 100 years its record reaches back, the lot has drawn 651 separate government filings.

The documentary life of the address leans hard toward permit: 247 of its 651 records, fully 38%, fall under that one heading. Inspection (190) and violation (74) trail well behind. 2 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 2008.

On the environmental ledger, the building posts an Energy Star score of 81, with a site energy-use intensity of 62.1 kBtu per square foot. Its operations answer for roughly 377 metric tons of CO2-equivalent a year.

Read together — 38% permit, 100 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.

$20.4M of New York, written across 651 government filings.

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

Property Details

Address639 WEST END AVE, Manhattan, NY 10024
Building TypeElevator Apartment - Cooperative
D4
Year Built1927
Floors15
Total Units63
Building Area88,396 sqft
Lot Size6,800 sqft
ZoningR10A
ConditionAverage
1012510054
1034101
OwnershipCompany-owned

Assessment & Sales

$20.4M
$9.2M
$1.1M

Building Permits

247 on record · 158 active
General ConstructionDOB NOW
PERMIT ISSUED
Filed Jul 27, 2026Est. cost $34KJob #M01397529-I1

Initial Permit

View this permit's full record & inspection history →
General ConstructionDOB NOW
PERMIT ENTIRE
Filed Jul 27, 2026Est. cost $34KJob #M01397529-I1
View this permit's full record & inspection history →
ElectricalDOB NOW
PERMIT ISSUED
Filed May 15, 2026Job #M01403112-I1-EL

TEMPORARY ELECTRIC

View this permit's full record & inspection history →
Alteration — Type 2DOB Legacy
SIGNED OFF
Filed Mar 9, 2026Est. cost $30KJob #110039896-01

GC

View this permit's full record & inspection history →
Suspended ScaffoldDOB NOW
SIGNED-OFF
Filed Mar 3, 2026Job #M01014003-I1

Renewal Permit Without Changes

View this permit's full record & inspection history →

+ 242 more permits — view full report

Violations

74 on record · 2 open
Judgments · 13 docketed
FDNY summons (OATH)JUDGMENT DOCKETED
Docketed May 31, 2025Ticket #014144964N
INSPECTION AND TESTING
DOB summons (OATH)JUDGMENT DOCKETED
Docketed Dec 31, 2020Ticket #039024859M
FAILURE TO MAINTAIN BUILDING IN CODE-COMPLIANT MANNER
OATH summonsJUDGMENT DOCKETED
Docketed Aug 31, 2018Ticket #050049740Y
FAILURE TO PROPERLY SEAL FLOORS AND WALLS W 2 LAYERS OF 6 MIL PLASTIC
OATH summonsJUDGMENT DOCKETED
Docketed Oct 31, 2018Ticket #050049739R
FAILURE TO PROPERLY SEAL FLOORS AND WALLS W 2 LAYERS OF 6 MIL PLASTIC
Sanitation summons (OATH)JUDGMENT DOCKETED
Docketed Nov 30, 2016Ticket #043486830J
DOGS TO BE RESTRAINED

+ 8 more docketed judgments — view full report

DOB LegacyFacade Safety (FISP)
ACTIVE
Issued Aug 1, 2024#2758999

FAILURE TO CORRECT SWARMP CONDITIONS

View this violation's full details & status history →
DOB LegacyFacade Safety (FISP)
ACTIVE
Issued Feb 21, 2024#2757481

CYCLE 9C UNSAFE REPORT FILED

View this violation's full details & status history →

+ 72 more violations on record — view full report

Get the Complete Report for 639 WEST END AVE

Title history, detailed tax records, environmental data, zoning analysis, and more from 250+ government sources.

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Frequently Asked Questions

When was 639 WEST END AVE, Manhattan built?

The building at 639 WEST END AVE, Manhattan, NY 10024 was constructed in 1927. It is classified as a elevator apartment - cooperative with 15 floors and 63 units. The building area is 88,396 sqft.

Are there building permits at 639 WEST END AVE, Manhattan?

Yes. 639 WEST END AVE, Manhattan, NY 10024 has 247 building permits on record, with 158 currently active. Permits are sourced from the NYC Department of Buildings (DOB Legacy and DOB NOW systems). The most recent permit is a General Construction (PERMIT ISSUED) filed Jul 27, 2026.

Does 639 WEST END AVE, Manhattan have violations?

Yes. 639 WEST END AVE, Manhattan, NY 10024 has 74 violations on record, with 2 currently open. Breakdown: 37 DOB, 15 ECB, 22 HPD. Sources: NYC DOB, HPD, and ECB/OATH.

Does 639 WEST END AVE, Manhattan have docketed judgments?

Yes. 639 WEST END AVE, Manhattan, NY 10024 has 13 docketed judgments on record with the NYC Office of Administrative Trials & Hearings (OATH). 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 639 WEST END AVE?

639 WEST END AVE, Manhattan, NY 10024 has an assessed market value of $20.4M and a total assessed value of $9.2M (land: $1.1M). Assessment data is from the NYC Department of Finance (DOF).

What is the zoning for 639 WEST END AVE?

639 WEST END AVE, Manhattan, NY 10024 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 639 WEST END AVE?

639 WEST END AVE, Manhattan, NY 10024 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 639 WEST END AVE?

Search 639 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 adds the complete title history, owner contacts, and a downloadable PDF.

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639 WEST END AVE, Manhattan, NY 10024 — Property Records, Permits, Violations, Tax & Zoning | RegWatch