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Manhattan • Elevator Apartment

320 West End Ave

Manhattan, NY 10023Company-ownedBBL 1011670001BIN 1030835
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Updated Aug 1, 2026 · 16 sources

Year Built1924
Floors15
Units34
Building Area77,008 sqft
ZoningR10A
ClassD4
Market Value$18.9M

320 WEST END AVE is a property located at 320 WEST END AVE, Manhattan, NY 10023. It is classified as a elevator apartment - cooperative. The building was constructed in 1924. It has 15 floors and 34 units. The building area is 77,008 square feet on a 6,525 sqft lot. The property is zoned R10A. The assessed market value is $18.9M. Public records list the property as company-owned. There are 187 building permits on record (145 active). There are 66 violations on record (4 currently open). 2 docketed judgments carrying $312 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

524records on file
92Energy Star

Completed in 1924, 320 West End Ave rises 15 stories over New York. Public records put it at 34 units and 77,008 square feet of floor area, on land zoned R10A. It is carried on the public rolls at a market value of $18.9M, and assessed for tax at $8.5M. In the 86 years its record reaches back, the lot has drawn 524 separate government filings.

The documentary life of the address leans hard toward permit: 187 of its 524 records, fully 36%, fall under that one heading. Inspection (152) and violation (66) trail well behind. 4 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 2012.

On the environmental ledger, the building posts an Energy Star score of 92, with a site energy-use intensity of 61.6 kBtu per square foot. Its operations answer for roughly 305 metric tons of CO2-equivalent a year.

Read together — 36% permit, 86 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.

$18.9M of New York, written across 524 government filings.

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

Property Details

Address320 WEST END AVE, Manhattan, NY 10023
Building TypeElevator Apartment - Cooperative
D4
Year Built1924
Floors15
Total Units34
Building Area77,008 sqft
Lot Size6,525 sqft
ZoningR10A
ConditionAverage
1011670001
1030835
OwnershipCompany-owned

Assessment & Sales

$18.9M
$8.5M
$1.4M

Building Permits

187 on record · 145 active
General ConstructionDOB NOW
APPROVED
Filed May 4, 2026Est. cost $42KJob #M01348717-S1
View this permit's full record & inspection history →
General ConstructionDOB NOW
PERMIT ISSUED
Filed Apr 23, 2026Est. cost $115KJob #M01309529-I1

Renewal Permit Without Changes

View this permit's full record & inspection history →
General ConstructionDOB NOW
PERMIT ENTIRE
Filed Apr 23, 2026Est. cost $115KJob #M01309529-I1
View this permit's full record & inspection history →
Sidewalk ShedDOB NOW
PERMIT ISSUED
Filed Mar 24, 2026Est. cost $3KJob #M01369231-I1

Initial Permit

View this permit's full record & inspection history →
General ConstructionDOB NOW
PERMIT ENTIRE
Filed Mar 24, 2026Est. cost $3KJob #M01369231-I1
View this permit's full record & inspection history →

+ 182 more permits — view full report

Violations

66 on record · 4 open
Open judgment balance — docketed OATH judgments$312
Judgments · 2 docketed
DOB summons (OATH)JUDGMENT DOCKETED
Docketed Oct 31, 2023Balance $312Ticket #039084530L
FAILURE TO MAINTAIN BUILDING IN CODE-COMPLIANT MANNER
DOT summons (OATH)JUDGMENT DOCKETED
Docketed Mar 17, 2014Ticket #0182588066
UTILITY COVER STREET HARDWARE NOT FLUSH WITH SURROUNDING AREA
DOB LegacyFacade Safety (FISP)
ACTIVE
Issued Feb 22, 2023#2735873

FAILED TO FILE FISP CYCLE 9B TECHNICAL REPORT BY 2/21/2023

View this violation's full details & status history →
DOB LegacyE
ACTIVE
Issued Sep 29, 2021#2550326
View this violation's full details & status history →
DOB LegacyE
ACTIVE
Issued Sep 29, 2021#2550327
View this violation's full details & status history →

+ 63 more violations on record — view full report

Get the Complete Report for 320 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 320 WEST END AVE, Manhattan built?

The building at 320 WEST END AVE, Manhattan, NY 10023 was constructed in 1924. It is classified as a elevator apartment - cooperative with 15 floors and 34 units. The building area is 77,008 sqft.

Are there building permits at 320 WEST END AVE, Manhattan?

Yes. 320 WEST END AVE, Manhattan, NY 10023 has 187 building permits on record, with 145 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 (APPROVED) filed May 4, 2026.

Does 320 WEST END AVE, Manhattan have violations?

Yes. 320 WEST END AVE, Manhattan, NY 10023 has 66 violations on record, with 4 currently open. Breakdown: 46 DOB, 19 ECB, 1 HPD. Sources: NYC DOB, HPD, and ECB/OATH.

Does 320 WEST END AVE, Manhattan have docketed judgments?

Yes. 320 WEST END AVE, Manhattan, NY 10023 has 2 docketed judgments on record with the NYC Office of Administrative Trials & Hearings (OATH), with an open balance of $312. 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 320 WEST END AVE?

320 WEST END AVE, Manhattan, NY 10023 has an assessed market value of $18.9M and a total assessed value of $8.5M (land: $1.4M). Assessment data is from the NYC Department of Finance (DOF).

What is the zoning for 320 WEST END AVE?

320 WEST END AVE, Manhattan, NY 10023 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 320 WEST END AVE?

320 WEST END AVE, Manhattan, NY 10023 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 320 WEST END AVE?

Search 320 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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320 WEST END AVE, Manhattan, NY 10023 — Property Records, Permits, Violations, Tax & Zoning | RegWatch