# 455 Keap Street, Brooklyn

Two-family · built 2025 · Block 2374, Lot 20.

On Umarelli: https://umarelli.org/nyc/3023740020/455-keap-street

More construction in Williamsburg: https://umarelli.org/nyc/brooklyn/williamsburg.md

## 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.

## Recent sales

- Nov 8, 2024: $1,015,000

Open-market sales since 2016, from the Department of Finance’s sales files.

## Flood zone

Current FEMA flood map: zone X, minimal flood hazard.

From New York City and Jersey City public records, refreshed within a day of each release. Sources: https://umarelli.org/sources. Methodology and corrections: https://umarelli.org/methodology