Permit Record

Alteration Residential

5 West 121st Street, Manhattan, NY

ClassificationA2Multifamily Alteration
Reliable value$20,000
ContractorNot in source
Permit record
Parties
Contractor
Not in source
Applicant
Not in source
Owner
James Julius
Architect
Arpad Baksa
Engineer
Not in source
Contractor license
Not in source
Building & lot · PLUTO
Building class
C0
Zoning district
R7-2
Lot area
2,018 sq ft
Year built
1890
Units (total)
3
Units (residential)
3
Units (commercial)
Not in source
Floor area
Not in source
Parcel & enrichment
Parcel APN
1017200048
Climate zone (IECC)
4A
Roof area (est.)
1,098 sq ft
HVAC tonnage (est.)
7.5 tons
Building type
R
Building subtype
1-2-3 FAMILY
Geocode & dates
Coordinates
40.8046, -73.9460
Geocode confidence
95%
Geocode source
Not in source
Issued
Jun 8, 2010
Applied
Apr 9, 2010
Work class
Residential
Description
Source description

NEW WOOD DECK IN REAR YARD.

Status
Current status
finaled
Source status
SIGNED OFF
Finaled
Jun 23, 2010
Provenance
First seen by PermitCore
May 6, 2026 · 18:49 UTC
Last seen
Jun 7, 2026 · 14:49 UTC
Last changed
Jun 7, 2026 · 14:49 UTC

Open in New York City source →

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

5 permits at this parcel (parcel 1017200048) · Jun 8, 2010 – Jun 8, 2010

  1. Jun 8, 2010This permitAlteration Residential · Finaled$20,000
  2. Jun 8, 20102261019Other · Re-issuedG. Medak Ltd
  3. Date not in sourcelegacy_jobs:3188189Alteration Residential · Pending$25,000
  4. Date not in sourcelegacy_jobs:3188198Alteration Residential · Pending$25,000
  5. Date not in sourcelegacy_jobs:3189356Alteration Residential · Pending$25,000

Full permit history at this parcel · as of Jul 9, 2026.

Developer details
Permit #
legacy_jobs:1821551
Canonical ID
1:legacy_jobs:1821551
Source permit ID
legacy_jobs:1821551
Browse New York City permits in the Market Explorer →Pull this permit via /v1/permits →