Permit Record

Alteration Residential

321 East 51st Street, Manhattan, NY

ClassificationA2Multifamily Alteration
Reliable value$103,000
ContractorNot in source
Permit record
Parties
Contractor
Not in source
Applicant
Not in source
Owner
N/a
Architect
Antonia Rossello
Engineer
Not in source
Contractor license
Not in source
Building & lot · PLUTO
Building class
C0
Zoning district
R8B
Lot area
1,883 sq ft
Year built
1910
Units (total)
3
Units (residential)
4
Units (commercial)
Not in source
Floor area
Not in source
Parcel & enrichment
Parcel APN
1013440109
Climate zone (IECC)
4A
Roof area (est.)
844 sq ft
HVAC tonnage (est.)
5.5 tons
Building type
R
Building subtype
OTHERS
Geocode & dates
Coordinates
40.7551, -73.9671
Geocode confidence
95%
Geocode source
Not in source
Issued
Mar 3, 2017
Applied
Dec 13, 2016
Work class
Residential
Description
Source description

RENOVATION OF APARTMENT LOCATED ON THE 002 FLOOR. ARCHITECTURAL AND PLUMBING WORK. NO CHANGE IN USE, OCCUPANCY OR EGRESS.

Status
Current status
finaled
Source status
SIGNED OFF
Finaled
Oct 10, 2017
Provenance
First seen by PermitCore
May 6, 2026 · 18:55 UTC
Last seen
Jun 7, 2026 · 15:14 UTC
Last changed
Jun 7, 2026 · 15:14 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

19 permits at this parcel (parcel 1013440109) · through Mar 3, 2017

  1. Mar 3, 2017This permitAlteration Residential · Finaled$103,000
  2. Mar 3, 2017legacy_jobs:2716628Alteration Residential · Finaled$103,000
  3. Mar 3, 20173326734MEP Plumbing · IssuedNew York Standard Mech CO
  4. Feb 23, 20173219962Other · IssuedInterboro Property Mgmt C
  5. Feb 23, 20173321235Other · IssuedInterboro Property Mgmt C
  6. Apr 16, 20152954048Other · IssuedPier Head Associates Ltd
  7. Dec 22, 20142900872MEP Plumbing · IssuedRci Plbg, INC
  8. Dec 22, 2014legacy_jobs:2325448Alteration Commercial · Finaled$26,000
  9. Aug 20, 20142841285Other · IssuedPier Head Associates Ltd
  10. Aug 2, 2013legacy_jobs:2250503Alteration Residential · Finaled$375,000
  11. Aug 2, 20132761945MEP Plumbing · IssuedBbm Plumbing & Htng INC
  12. Jul 11, 20132750352Other · IssuedPier Head Associates Ltd
  13. Jul 11, 20132750354MEP Mechanical HVAC · IssuedPier Head Associates Ltd
  14. Oct 25, 20071231314Other · IssuedPier Head Associates
  15. Oct 25, 2007legacy_jobs:626924Alteration Residential · Finaled$28,000
  16. Date not usable in source759305Other · IssuedThomas Stephens Const
  17. Date not usable in source480223MEP Plumbing · IssuedHart Mechanical INC.
  18. Date not usable in source345694Alteration Commercial · IssuedStephens Construction
  19. Date not usable in source453450Alteration Commercial · IssuedStephens Construction

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

Developer details
Permit #
legacy_jobs:2777675
Canonical ID
1:legacy_jobs:2777675
Source permit ID
legacy_jobs:2777675
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