455 Keap Street, Brooklyn
Two-family · built 2025 · Block 2374, Lot 20.
Building permits
- New Building — Residential, filed Oct 9, 2024, 2 units, 4 stories, described as “Application filed for NB to build 2 family residence”
- Alteration, filed Nov 14, 2025, estimated cost $5K, described as “Filing supported scaffold in conjunction with new building application B01108767.”
- Alteration, filed Nov 4, 2025, described as “Installation of temporary pipe scaffold as per plans. No change in use, egress or occupancy.”
- Alteration, filed Sep 15, 2025, described as “Installation of temporary sidewalk shed as per plans. No change in use, egress or occupancy.”
Property taxes
- Assessment
- $17,160
- 2026–27 tax
- $3,405
- Market value (city estimate)
- $286,000
- Taxable value
- $17,160
- Assessed land
- $17,160
Zoning
M1-2/R6A: floor area ratio 2.73 built, 3.00 allowed by base zoning.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.
Recent sales
- Nov 8, 2024: $1,015,000
Open-market sales since 2016, from the Department of Finance’s sales files.