523 WEST 173 STREET
523 WEST 173 STREET is a Class D9 (elevator, misc) building in Manhattan (BBL 1021300057) built in 2015, with 8 residential units.
The building is in NYC community district 112, council district 10, zoning district R7-2, on a 1,875-square-foot lot with a building footprint of 6,094 square feet.
The current registered owner of record per NYC PLUTO is W 173 GROUP LLC.
MetroDeeds shows no confirmed ACRIS deed transfer for this BBL in the last 5 years of recorded NYC public-records data.
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 OfficerMAURICE KOHAN
- Corporate OwnerW 173 GROUP LLC
Most recent deed
Recent ACRIS documents (last 1)
Building stats
- Zoning:
- R7-2
- Lot size:
- 1,875 sqft
- Building area:
- 6,094 sqft
- Assessed value:
- $242K
- Community district:
- 112
- Council district:
- 10
HPD violations
Recent HPD violation details
- Class CInspected Feb 9, 2026HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ENTIRE APARTMENT LOCATED AT APT 2R, 2nd STORY, 1st APARTMENT FR…
- Class BInspected Feb 9, 2026§ 27-2045(B)(1)(A) HMC, § 12-01, § 12-03 RCNY REPAIR, REPLACE OR PROVIDE AN APPROVED AND OPERATIONAL SMOKE DETECTING DEVICE, INSTALLED IN AC…
- Class BInspected Feb 9, 2026§ 27-2045(B)(1)(B) HMC, § 12-06, § 12-07, § 12-09 RCNY REPAIR, REPLACE OR PROVIDE AN APPROVED AND OPERATIONAL CARBON MONOXIDE DETECTING DEVI…
- Class CInspected Feb 9, 2026§ 27-2029 ADM CODE PROVIDE AN ADEQUATE SUPPLY OF HEAT FOR THE APARTMENT IN THE ENTIRE APARTMENT LOCATED AT APT 2R, 2nd STORY, 1st APARTMENT…
- Class CInspected Feb 9, 2026§ 27-2005 ADM CODE & 309 M/D LAW ABATE THE NUISANCE CONSISTING OF HOT WATER EXCEEDING 130 DEGREES AT ALL HOT WATER FIXTURES IN THE ENTIRE AP…
Recent ACRIS activity
Frequently asked questions about 523 WEST 173 STREET
Who owns 523 WEST 173 STREET?
The current registered owner of record for 523 WEST 173 STREET per NYC PLUTO is W 173 GROUP LLC. MetroDeeds shows no confirmed ACRIS deed transfer for this BBL in the last 5 years of recorded NYC public-records data.
When was 523 WEST 173 STREET last sold?
MetroDeeds shows no confirmed ACRIS deed transfer for 523 WEST 173 STREET in the last 5 years of recorded NYC public-records data. NYC ACRIS coverage extends back to 1966; an absence in our 5-year window typically means either the BBL has not transacted recently, or the most recent recorded document is not a DEED type (such as a refinance rather than a sale).
How many HPD violations does 523 WEST 173 STREET have?
No open HPD housing-maintenance code violations are on record for 523 WEST 173 STREET 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 523 WEST 173 STREET?
NYC Department of Finance assesses 523 WEST 173 STREET at $242K 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 523 WEST 173 STREET and what does that mean?
523 WEST 173 STREET is NYC building class D9 — Elevator, misc. Miscellaneous elevator apartment building. 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.