510 WEST END AVENUE
510 WEST END AVENUE is a Class C1 (walk-up, over six families) building in Manhattan (BBL 1012320063) built in 1889, with 10 residential units across 4 floors.
The building is in NYC community district 107, council district 6, zoning district R10A, on a 1,600-square-foot lot with a building footprint of 4,762 square feet.
The current registered owner of record per NYC PLUTO is WAS 510, LLC.
The most recent ACRIS deed transfer for this BBL was recorded on April 30, 2024 when 510 WEST END AVENUE ASSOCIATES, LLC conveyed the property to WAS 510, LLC; MAWEA, LLC; A&W 510, LLC for a non-disclosed consideration. The transaction was recorded as cash (no paired mortgage instrument).
The building is registered with NYC HPD's landlord-registration system and has no open HPD housing-maintenance code violations on record as of May 18, 2026.
Data sourced daily from NYC PLUTO (Department of City Planning), NYC ACRIS (Department of Finance), and NYC HPD housing-maintenance code violations.
Owner of record
HPD registered contacts
- Head OfficerBARBARA SACKMAN
- Corporate Owner510 WEST END AVENUE ASSOCIATES LLC
- Managing AgentSACKMAN ENTERPRISES
- Site ManagerJohn Reich
Most recent deed
Recent ACRIS documents (last 5)
Building stats
- Zoning:
- R10A
- Lot size:
- 1,600 sqft
- Building area:
- 4,762 sqft
- Floors:
- 4
- Assessed value:
- $1.7M
- Community district:
- 107
- Council district:
- 6
HPD violations
Recent HPD violation details
- Class AInspected Apr 29, 2026(A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPD…
- Class AInspected Jun 4, 2025(A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPD…
- Class IInspected Nov 22, 2024§27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE…
- Class AInspected Feb 16, 2022(A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPD…
- Class AInspected Apr 2, 2021(A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPD…
Recent ACRIS activity
Frequently asked questions about 510 WEST END AVENUE
Who owns 510 WEST END AVENUE?
The current registered owner of record for 510 WEST END AVENUE per NYC PLUTO is WAS 510, LLC. The most recent ACRIS deed transfer for this BBL was recorded on April 30, 2024 when the property was conveyed to WAS 510, LLC; MAWEA, LLC; A&W 510, LLC. PLUTO ownership is refreshed monthly by NYC Department of Finance; the registered owner may not reflect transactions recorded within the last 30 days.
When was 510 WEST END AVENUE last sold?
The most recent ACRIS deed transfer for 510 WEST END AVENUE was recorded on April 30, 2024, when 510 WEST END AVENUE ASSOCIATES, LLC conveyed the property to WAS 510, LLC; MAWEA, LLC; A&W 510, LLC for a non-disclosed consideration. The transaction was recorded as cash (no paired mortgage instrument).
How many HPD violations does 510 WEST END AVENUE have?
No open HPD housing-maintenance code violations are on record for 510 WEST END AVENUE as of May 18, 2026. The building is registered with NYC HPD's landlord-registration system. HPD violation data is pulled daily from the NYC Open Data violations feed.
What is the assessed value of 510 WEST END AVENUE?
NYC Department of Finance assesses 510 WEST END AVENUE at $1.67M for the current tax year. NYC assesses property at a fraction of estimated market value (the assessment ratio varies by tax class — 6% for tax class 1 one-to-three-family dwellings, approximately 45% for tax class 2 rental apartment buildings), so the market value implied by this assessment is meaningfully higher. Assessment data is published by NYC Department of Finance.
What building class is 510 WEST END AVENUE and what does that mean?
510 WEST END AVENUE is NYC building class C1 — Walk-up, over six families. A 3-to-6-story walk-up apartment building with more than 6 residential units. Building class is assigned by NYC Department of Finance and recorded in PLUTO; it determines the property's tax class and the regulatory regime that applies.