Permit Record

Alteration Residential

777 Jefferson Avenue, Brooklyn, NY

ClassificationA2Residential Alteration
Reliable value$5,250
ContractorNot in source
Permit record
Parties
Contractor
Not in source
Applicant
Not in source
Owner
N/a
Architect
Marianne Russo
Engineer
Not in source
Contractor license
Not in source
Building & lot · PLUTO
Building class
B3
Zoning district
R6B
Lot area
2,000 sq ft
Year built
1899
Units (total)
2
Units (residential)
2
Units (commercial)
Not in source
Floor area
Not in source
Parcel & enrichment
Parcel APN
3016520047
Climate zone (IECC)
4A
Roof area (est.)
1,592 sq ft
HVAC tonnage (est.)
5.5 tons
Building type
R
Building subtype
1-2-3 FAMILY
Geocode & dates
Coordinates
40.6859, -73.9274
Geocode confidence
95%
Geocode source
Not in source
Issued
Mar 7, 2017
Applied
Mar 6, 2017
Work class
Residential
Description
Source description

INSTALL NEW BOILER. NO CHANGE IS USE, EGRESS, OR OCCUPANCY.

Status
Current status
finaled
Source status
SIGNED OFF
Finaled
Aug 14, 2017
Provenance
First seen by PermitCore
May 6, 2026 · 18:55 UTC
Last seen
May 15, 2026 · 05:28 UTC
Last changed
May 6, 2026 · 18:55 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

3 permits at this parcel (parcel 3016520047) · Mar 7, 2017 – Mar 7, 2017

  1. Mar 7, 2017This permitAlteration Residential · Finaled$5,250
  2. Mar 7, 2017legacy_jobs:2812974Alteration Residential · Finaled$5,250
  3. Mar 7, 20173328235MEP Plumbing · IssuedI.M.P. Plbg. & Htg. CORP

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

Developer details
Permit #
legacy_jobs:2750790
Canonical ID
1:legacy_jobs:2750790
Source permit ID
legacy_jobs:2750790
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