# 451 9th Street, Brooklyn

Two-family · built c. 1875 · Block 1090, Lot 68.

On Umarelli: https://umarelli.org/nyc/3010900068/451-9-street

More construction in Park Slope: https://umarelli.org/nyc/brooklyn/park-slope.md

Every lot on block 1090: https://umarelli.org/nyc/brooklyn/1090.md

## Building permits

No building permits on file for this lot.

## Property taxes

- Assessment: $324,900
- 2026–27 tax: $9,828
- Market value (city estimate): $5,415,000
- Taxable value: $49,529
- Assessed land: $35,400
- Assessed improvements: $289,500

## Zoning

R6B: floor area ratio 2.20 built, above the 2.00 base zoning allows, which bonuses, transfers or older rules can permit.

## Flood zone

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

## Landmarks

Part of Park Slope Historic District Extension (Historic District).

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