527 West 23 Street
BBL 1006950015Chelsea-Hudson Yards · Manhattan
Floors
14
Built
2001
Area
300.0ksf
Units
313
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Address
PLUTO · DOF parcel identity
- Property address
- 527 WEST 23 STREET
- Alternate address(es)
- 529-541 West 23 St520-532 West 24 St
- Zip code
- 10011
- Neighborhood
- Chelsea-Hudson Yards
- Borough
- Manhattan
- Block & lot
- 00695-0015
Zoning & buildable
Lot 37,031 sf · C6-3A / C6-2A
- Zoning district
- C6-3A / C6-2A
- Special district
- WCh
- PLUTO building class
- D6
Special District WCh — district-specific bulk and use rules may override the base FAR analysis.
FAR breakdown & buildable envelope — residential, commercial and community-facility headroom math in the full report.
Sign in to see itOwnership
PLUTO · owner of record
23RD CHELSEA ASSOCIATES,
- Ownership form
- Rental
- Last recorded sale
- None since 2000
Ownership history · 1 record since 2001 — the parties, amounts, and connected properties in the full report.
Sign in to see itTenancy & use
PLUTO units + DHCR rent-stabilization roll
313residential units222 rent-stabilized · 71%
- Residential sq. ft.
- 280,175
- Commercial sq. ft.
- 19,825
- PLUTO class
- D6
Rent stabilization constrains repositioning — buy-outs typically required to convert stabilized units to market-rate.
Stabilization history on file — the year-by-year DHCR roll, peak unit count and trend are in the full report.
Sign in to see itLot
PLUTO · DOF parcel geometry
- Lot area
- 37,031 sf
- Dimensions
- 200.0 × 197.5 ft
- Position
- Mid-block · south side
- Front street
- W 24 ST
- D/F ratio
- 1.0 — shallow lot (atypical for NYC)
Financial
NYC Department of Finance · assessment + last recorded sale
- Total assessment
- $45.7M
- Land value
- $3.3M
- Exempt
- $22.1M($23.7M taxable)
- $/sf (implied)
- $152
Debt history · 3 mortgages on record · refinance-window signal detected — lenders, amounts and maturity timing in the full report.
Sign in to see itCompliance
HPD & DOB · violations + complaints + jobs
Minor activity
4 open HPD violations · 0 open HPD complaints · 6 active DOB jobs
- HPD violations (24 months)
- 0
- DOB violations (24 months)
- 0
- HPD complaints (24 months)
- 0
- HPD complaints (open)
- 0
- DOB jobs (24 months)
- 9
$1.1M in alteration permits over last 24 months
Provenance
Every datum on this page is sourced from public NYC + federal datasets, refreshed on the schedule below.
| Source | What it covers | Last refresh |
|---|---|---|
| PLUTO | NYC DCP · physical / zoning / ownership baseline | Jul 9, 2026 |
| ACRIS | NYC DOF · deed + mortgage history | Jul 9, 2026 |
| HPD | Housing Preservation & Development · violations + complaints | Jul 9, 2026 |
| DOB | Department of Buildings · violations + permits | Jul 9, 2026 |
| DHCR | Rent Stabilization roll (through 2024) | Jul 9, 2026 |
| LPC | Landmarks Preservation Commission · landmark status | not loaded |
| Footprint | NYC DoITT photogrammetric building polygons | not loaded |
Assembled at Jul 9, 2026. Discrepancies between sources reflect upstream-data quality, not assembly bugs — file in our quality tracker.