Permit Record

Alteration Commercial

521 West 158 Street, Manhattan, NY 10032

ClassificationALMultifamily Alteration
Reliable valueNot in source
Permit record
Parties
Applicant
Liang Zhou
Owner
May Siu
Architect
Not in source
Engineer
Not in source
Contractor license
0017447
Building & lot · PLUTO
Building class
C0
Zoning district
R7-2
Lot area
1,982 sq ft
Year built
1899
Units (total)
3
Units (residential)
3
Units (commercial)
Not in source
Floor area
Not in source
Parcel & enrichment
Parcel APN
1021170050
Climate zone (IECC)
4A
Roof area (est.)
783 sq ft
HVAC tonnage (est.)
5 tons
Building type
R
Building subtype
Not in source
Geocode & dates
Coordinates
40.8338, -73.9424
Geocode confidence
95%
Geocode source
Not in source
Issued
Apr 30, 2007
Applied
Apr 30, 2007
Work class
Residential
Status
Current status
issued
Source status
ISSUED
Expired
Apr 30, 2008
Provenance
First seen by PermitCore
May 2, 2026 · 14:48 UTC
Last seen
Jul 17, 2026 · 17:12 UTC
Last changed
May 3, 2026 · 02:45 UTC
Data-quality checks0 of 12 flagged

0 of 12 data-quality rules flagged anything on this permit.

Checks not flagged

  • Geocode out of bounds
  • Geocode is sentinel
  • Issued date in the future
  • Issued date parse bug
  • Issued date is placeholder
  • Commercial units is placeholder
  • Residential units out of bounds
  • Residential units is placeholder
  • Total units out of bounds
  • Total units is placeholder
  • Valuation out of bounds
  • Valuation is placeholder
Project timeline at this parcel
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Developer details
Permit #
1660584
Canonical ID
1:1660584
Source permit ID
1660584
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