Permit Record

Alteration Residential

597 Lefferts Avenue, Brooklyn, NY

ClassificationA1Multifamily Alteration
Reliable value$70,000
ContractorNot in source
Permit record
Parties
Contractor
Not in source
Applicant
Not in source
Owner
None
Architect
Stephen Schwartz
Engineer
Not in source
Contractor license
Not in source
Building & lot · PLUTO
Building class
C5
Zoning district
R7-1
Lot area
3,855 sq ft
Year built
1920
Units (total)
4
Units (residential)
Not in source
Units (commercial)
Not in source
Floor area
5,265 sq ft
Parcel & enrichment
Parcel APN
3013260067
Climate zone (IECC)
4A
Roof area (est.)
888 sq ft
HVAC tonnage (est.)
6 tons
Building type
R
Building subtype
1-2-3 FAMILY
Geocode & dates
Coordinates
40.6629, -73.9415
Geocode confidence
95%
Geocode source
Not in source
Issued
Jul 27, 2000
Applied
Mar 13, 2000
Work class
Residential
Description
Source description

Change use from four (4) families to one (1) family dwelling. General construction, plumbing & mechanical.

Status
Current status
issued
Source status
PERMIT ISSUED - ENTIRE JOB/WORK
Provenance
First seen by PermitCore
May 6, 2026 · 19:01 UTC
Last seen
Jun 10, 2026 · 18:53 UTC
Last changed
Jun 10, 2026 · 18:53 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 3013260067) · Mar 27, 2000 – Jul 27, 2000

  1. Jul 27, 2000This permitAlteration Residential · Issued$70,000
  2. Jul 27, 2000legacy_jobs:865773Alteration Residential · Issued$70,000
  3. Jul 27, 2000993953MEP Plumbing · IssuedStarlite Plbg & Htg CORP
  4. Mar 27, 20001311170Alteration Commercial · IssuedAnhattan Int Deco Ltd

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

Developer details
Permit #
legacy_jobs:899503
Canonical ID
1:legacy_jobs:899503
Source permit ID
legacy_jobs:899503
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