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Manhattan • Elevator Apartment

505 West End Ave

Manhattan, NY 10024Company-ownedBBL 1012460029BIN 1033858
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Updated Aug 1, 2026 · 16 sources

Year Built1921
Floors14
Units68
Building Area112,000 sqft
ZoningR10A
ClassD4
Market Value$27.3M

505 WEST END AVE is a property located at 505 WEST END AVE, Manhattan, NY 10024. It is classified as a elevator apartment - cooperative. The building was constructed in 1921. It has 14 floors and 68 units. The building area is 112,000 square feet on a 10,250 sqft lot. The property is zoned R10A. The assessed market value is $27.3M. Public records list the property as company-owned. There are 208 building permits on record (135 active). There are 75 violations on record (1 currently open). 2 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

570records on file
74Energy Star

Completed in 1921, 505 West End Ave rises 14 stories over New York. Public records put it at 68 units and 112,000 square feet of floor area, on land zoned R10A. It is carried on the public rolls at a market value of $27.3M, and assessed for tax at $12.3M. In the 54 years its record reaches back, the lot has drawn 570 separate government filings.

The documentary life of the address leans hard toward permit: 208 of its 570 records, fully 36%, fall under that one heading. Inspection (149) and violation (75) 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.

On the environmental ledger, the building posts an Energy Star score of 74, with a site energy-use intensity of 71.8 kBtu per square foot. Its operations answer for roughly 511 metric tons of CO2-equivalent a year.

Read together — 36% permit, 54 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.

$27.3M of New York, written across 570 government filings.

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

Property Details

Address505 WEST END AVE, Manhattan, NY 10024
Building TypeElevator Apartment - Cooperative
D4
Year Built1921
Floors14
Total Units68
Building Area112,000 sqft
Lot Size10,250 sqft
ZoningR10A
ConditionAverage
1012460029
1033858
OwnershipCompany-owned

Assessment & Sales

$27.3M
$12.3M
$1.6M

Building Permits

208 on record · 135 active
ElectricalDOB NOW
PERMIT ISSUED
Filed Jul 24, 2026Job #M01436198-I1-EL

Apt #2B: Relocate circuit breaker panel. Add new outlets, a switch, and ceiling outlets.

View this permit's full record & inspection history →
General ConstructionDOB NOW
LOC ISSUED
Filed Jul 14, 2026Est. cost $20KJob #M01215001-S2
View this permit's full record & inspection history →
General ConstructionDOB NOW
PERMIT ENTIRE
Filed Jul 6, 2026Est. cost $39KJob #M01364967-S1
View this permit's full record & inspection history →
General ConstructionDOB NOW
APPROVED
Filed Jul 6, 2026Est. cost $39KJob #M01364967-P3
View this permit's full record & inspection history →
General ConstructionDOB NOW
PERMIT ENTIRE
Filed Jun 24, 2026Est. cost $178KJob #M01364967-I1
View this permit's full record & inspection history →

+ 203 more permits — view full report

Violations

75 on record · 1 open
Judgments · 2 docketed
Sanitation summons (OATH)JUDGMENT DOCKETED
Docketed Oct 31, 2020Ticket #0210968937
RECYCLABLES PLACED FOR COLLECTION WITH NON-RECYC 9+ DWELLING UNITS
Sanitation summons (OATH)JUDGMENT DOCKETED
Docketed Jan 31, 2011Ticket #0173959015
IMPROPER MISUSED CURBSIDE RECYCLING CONTAINER
HPDClass B
VIOLATION DISMISSED
Issued Oct 23, 2025#18329711

§ 27-2005, 2007 ADM CODE REMOVE ALL ENCUMBRANCES CONSISTING OF HOUSEHOLD STORAGE BOXES AND SHOES AT PUBLIC HALL, 14th STORY

View this violation's full details & status history →
HPDClass C
VIOLATION CLOSED
Issued Oct 23, 2025#18329696

§ 27-2005, 27-2007, 27-2041.1 HMC, §238, § 309; § 107 (2) ( C) MDL AND 28 RCNY §25-171: REPLACE OR REPAIR THE SELF-CLOSING DOORS THAT IS MISSING OR DEFECTIVE HINGES IN THE ENTRANCE LOCATED AT APT 15C, 14th STORY, 1st APARTMENT FROM NORTH AT EAST

View this violation's full details & status history →
DOB LegacyEARCX
DISMISSED
Issued Jun 20, 2021#2530595

FAILURE TO SUBMIT AN EER PER AD. CODE SEC. 28-308.4 - MULTIPLE YEARS (2020)

View this violation's full details & status history →
DOB LegacyEARCX
DISMISSED
Issued Jun 29, 2020#2464873

FAILURE TO SUBMIT AN EER PER AD. CODE SEC. 28-308.4 - MULTIPLE YEARS (2019)

View this violation's full details & status history →
DOB LegacyEARCX
DISMISSED
Issued Jun 28, 2020#2464035

FAILURE TO SUBMIT AN EER PER AD. CODE SEC. 28-308.4 - MULTIPLE YEARS (2018)

View this violation's full details & status history →

+ 70 more violations on record — view full report

Get the Complete Report for 505 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 505 WEST END AVE, Manhattan built?

The building at 505 WEST END AVE, Manhattan, NY 10024 was constructed in 1921. It is classified as a elevator apartment - cooperative with 14 floors and 68 units. The building area is 112,000 sqft.

Are there building permits at 505 WEST END AVE, Manhattan?

Yes. 505 WEST END AVE, Manhattan, NY 10024 has 208 building permits on record, with 135 currently active. Permits are sourced from the NYC Department of Buildings (DOB Legacy and DOB NOW systems). The most recent permit is a Electrical (PERMIT ISSUED) filed Jul 24, 2026.

Does 505 WEST END AVE, Manhattan have violations?

Yes. 505 WEST END AVE, Manhattan, NY 10024 has 75 violations on record, with 1 currently open. Breakdown: 52 DOB, 9 ECB, 14 HPD. Sources: NYC DOB, HPD, and ECB/OATH.

Does 505 WEST END AVE, Manhattan have docketed judgments?

Yes. 505 WEST END AVE, Manhattan, NY 10024 has 2 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 505 WEST END AVE?

505 WEST END AVE, Manhattan, NY 10024 has an assessed market value of $27.3M and a total assessed value of $12.3M (land: $1.6M). Assessment data is from the NYC Department of Finance (DOF).

What is the zoning for 505 WEST END AVE?

505 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 505 WEST END AVE?

505 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 505 WEST END AVE?

Search 505 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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505 WEST END AVE, Manhattan, NY 10024 — Property Records, Permits, Violations, Tax & Zoning | RegWatch