Permit Record

Alteration Residential

841 Hancock St, Brooklyn, NY

ClassificationA2Multifamily Alteration
Reliable value$300,489
ContractorNot in source
Permit record
Parties
Contractor
Not in source
Applicant
Not in source
Owner
519 Putnam Holdings LLC
Architect
William Alicea
Engineer
Not in source
Contractor license
Not in source
Building & lot · PLUTO
Building class
C0
Zoning district
R6B
Lot area
1,833 sq ft
Year built
1899
Units (total)
3
Units (residential)
2
Units (commercial)
Not in source
Floor area
Not in source
Parcel & enrichment
Parcel APN
3014870060
Climate zone (IECC)
4A
Roof area (est.)
550 sq ft
HVAC tonnage (est.)
3.5 tons
Building type
R
Building subtype
1-2-3 FAMILY
Geocode & dates
Coordinates
40.6858, -73.9218
Geocode confidence
95%
Geocode source
Not in source
Issued
Mar 10, 2015
Applied
Feb 23, 2015
Work class
Residential
Status
Current status
issued
Source status
PERMIT ISSUED - ENTIRE JOB/WORK
Provenance
First seen by PermitCore
May 6, 2026 · 18:53 UTC
Last seen
Jun 7, 2026 · 15:05 UTC
Last changed
Jun 7, 2026 · 15:05 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

4 permits at this parcel (parcel 3014870060) · Feb 23, 2015 – Mar 10, 2015

  1. Mar 10, 2015This permitAlteration Residential · Issued$300,489
  2. Mar 10, 20152933318MEP Mechanical HVAC · IssuedKings Star Construction C
  3. Mar 10, 20152933333MEP Plumbing · IssuedRite Flow Mechanical CORP
  4. Feb 23, 20152925599Other · IssuedKings Star Construction C

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

Developer details
Permit #
legacy_jobs:2467134
Canonical ID
1:legacy_jobs:2467134
Source permit ID
legacy_jobs:2467134
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