789 East 91st Street, Brooklyn
Vacant land · Block 8117, Lot 26.
Building permits
- New Building — Non-residential, filed Mar 13, 2025, 1 story, described as “Erection of a 33,551.88 sf single story new building for use by con edison as an electric utility substation - use group iv(b)”
- Alteration, filed Jul 28, 2026, estimated cost $80K, described as “Temporary pipe scaffold as per drawings. Scaffold shall comply with ch #33 of the NYC bc. No change in use, occupancy or egress under this application.”
- Alteration, filed Apr 25, 2025, estimated cost $1.8M, described as “Site improvement scope includes the installation of below grade transmission and distribution conduit with their corresponding supports.”
- Alteration, filed Aug 21, 2024, estimated cost $5K, described as “Installation of 300 psf sidewalk shed and overhead protection as per plans. All equipment shall comply with chapter #33 of the 2022 code. No change in use, egress or occupancy under this application.”
- Alteration, filed Apr 12, 2024, estimated cost $2K, described as “Construction fence as per drawings during bldg demolition, filed sep. Construction fence shall comply with ch #33 of the NYC bc. No change in use, occupancy or egress under this application.”
- Demolition, filed Mar 26, 2024, estimated cost $100K, described as “PAA-02 for Full demolition of 1-story steel framed gateway substation/warehouse building”
Property taxes
- Assessment
- $352,800
- 2026–27 tax
- $38,272
- Market value (city estimate)
- $784,000
- Taxable value
- $352,800
- Assessed land
- $352,800
Zoning
M1-1: floor area ratio 0.00 built, 1.00 allowed by base zoning.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.
Recent sales
- Oct 5, 2023: $14,750,000
Open-market sales since 2016, from the Department of Finance’s sales files.