Manhattan • Elevator Apartment

300 West End Ave

Manhattan, NY 10023Company-ownedBBL 1011660001BIN 1030718
Year Built1917
Floors13
Units37
Building Area125,030 sqft
ZoningR10A
ClassD4
Market Value$31M

300 WEST END AVE is a property located at 300 WEST END AVE, Manhattan, NY 10023. It is classified as a elevator apartment - cooperative. The building was constructed in 1917. It has 13 floors and 37 units. The building area is 125,030 square feet on a 11,238 sqft lot. The property is zoned R10A. The assessed market value is $31M. Public records list the property as company-owned. There are 365 building permits on record (256 active). There are 112 violations on record (13 currently open). 12 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

677records on file
89Energy Star

Completed in 1917, 300 West End Ave rises 13 stories over New York. Public records put it at 37 units and 125,030 square feet of floor area, on land zoned R10A. It is carried on the public rolls at a market value of $31.0M, and assessed for tax at $14.0M. In the 61 years its record reaches back, the lot has drawn 677 separate government filings.

The documentary life of the address leans hard toward permit: 365 of its 677 records, fully 54%, fall under that one heading. Violation (112) and inspection (49) trail well behind. 13 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 2023.

On the environmental ledger, the building posts an Energy Star score of 89, with a site energy-use intensity of 58.8 kBtu per square foot. Its operations answer for roughly 513 metric tons of CO2-equivalent a year.

Read together — 54% permit, 61 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.

$31.0M of New York, written across 677 government filings.

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Executive summary, compliance history, title chain & existing debt, recorded documents & agreements, owner contacts, tax detail, Use & Development, build envelope, market comps, investment metrics, deal math & stress tests, deal signals, pre-foreclosure signals, neighborhood. Downloadable PDF. One payment, no subscription.

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Property Details

Address300 WEST END AVE, Manhattan, NY 10023
Building TypeElevator Apartment - Cooperative
D4
Year Built1917
Floors13
Total Units37
Building Area125,030 sqft
Lot Size11,238 sqft
ZoningR10A
ConditionAverage
1011660001
1030718
OwnershipCompany-owned

Assessment & Sales

$31M
$14M
$1.8M

Building Permits

365 on record · 256 active
General ConstructionDOB NOW
LOC ISSUED
Filed Oct 7, 2026Est. cost $170KJob #M00988939-S1
PlumbingDOB NOW
PERMIT ISSUED
Filed Aug 28, 2026Est. cost $60KJob #M01152523-S1
General ConstructionDOB NOW
PERMIT ENTIRE
Filed Aug 28, 2026Est. cost $60KJob #M01152523-S1
Mechanical SystemsDOB NOW
PERMIT ISSUED
Filed Aug 24, 2026Est. cost $150KJob #M01152523-S2
General ConstructionDOB NOW
PERMIT ENTIRE
Filed Aug 24, 2026Est. cost $150KJob #M01152523-S2

+ 360 more permits — view full report

Violations

112 on record · 13 open
Judgments · 12 docketed
DEP summons (OATH)JUDGMENT DOCKETED
Docketed Apr 30, 2026Ticket #000937004H
IDLING OF MOTOR VEHICLE ENGINE MORE THAN THREE MINUTES 1ST OFF
FDNY summons (OATH)JUDGMENT DOCKETED
Docketed Aug 31, 2024Ticket #014084829Z
FIRE PROTECTION SYSTEMS
FDNY summons (OATH)JUDGMENT DOCKETED
Docketed Aug 31, 2024Ticket #014084838K
INSPECTION AND TESTING
OATH summonsJUDGMENT DOCKETED
Docketed Apr 30, 2014Ticket #0182266078
FAILED TO INSTALL A BACKFLOW PREVENTER
DOB summons (OATH)JUDGMENT DOCKETED
Docketed Jan 31, 2010Ticket #034684862P
LICENSED RIGGER FAILED TO ENSURE SCAFFOLD WORKER MET MINIMUM REQ

+ 7 more docketed judgments — view full report

SafetyElevator
ACTIVE
Issued Oct 2, 2026#VIO-FTF-VT-PER-202512-0002902

Violation Issued-Failure To File 2025 Periodic Inspection Report

View this violation's full details & status history →
SafetyElevator
ACTIVE
Issued Oct 2, 2026#VIO-FTF-VT-CAT1-202512-0002432

Violation Issued-Failure To File 2025 Cat1 Test Report

View this violation's full details & status history →
SafetyElevator
ACTIVE
Issued Aug 29, 2025#VIO-FTF-VT-CAT1-202412-0003758

Violation Issued-Failure To File 2024 Cat1 Test Report

View this violation's full details & status history →
SafetyElevator
ACTIVE
Issued Aug 29, 2025#VIO-FTF-VT-PER-202412-0003151

Violation Issued-Failure To File 2024 Periodic Inspection Report

View this violation's full details & status history →
SafetyElevator
ACTIVE
Issued Sep 11, 2024#VIO-FTF-VT-CAT1-202312-0002905

Violation Issued-Failure To File 2023 Cat1 Test Report

View this violation's full details & status history →

+ 107 more violations on record — view full report

Get the Complete Report for 300 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 300 WEST END AVE, Manhattan built?

The building at 300 WEST END AVE, Manhattan, NY 10023 was constructed in 1917. It is classified as a elevator apartment - cooperative with 13 floors and 37 units. The building area is 125,030 sqft.

Are there building permits at 300 WEST END AVE, Manhattan?

Yes. 300 WEST END AVE, Manhattan, NY 10023 has 365 building permits on record, with 256 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 (LOC ISSUED) filed Oct 7, 2026.

Does 300 WEST END AVE, Manhattan have violations?

Yes. 300 WEST END AVE, Manhattan, NY 10023 has 112 violations on record, with 13 currently open. Breakdown: 12 DOB Safety, 54 DOB, 30 ECB, 16 HPD. Sources: NYC DOB, HPD, and ECB/OATH.

Does 300 WEST END AVE, Manhattan have docketed judgments?

Yes. 300 WEST END AVE, Manhattan, NY 10023 has 12 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 300 WEST END AVE?

300 WEST END AVE, Manhattan, NY 10023 has an assessed market value of $31M and a total assessed value of $14M (land: $1.8M). Assessment data is from the NYC Department of Finance (DOF).

What is the zoning for 300 WEST END AVE?

300 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 300 WEST END AVE?

300 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 300 WEST END AVE?

Search 300 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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300 WEST END AVE, Manhattan, NY 10023 — Property Records, Permits, Violations, Tax & Zoning | RegWatch