# 831 Carroll Street, Brooklyn

Co-op · 5 units · built c. 1896 · Block 1068, Lot 61.

On Umarelli: https://umarelli.org/nyc/3010680061/831-carroll-street

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

Every lot on block 1068: https://umarelli.org/nyc/brooklyn/1068.md

## Building permits

No building permits on file for this lot.

## Property taxes

- Assessment: $1,151,550
- 2026–27 tax: $47,290
- Market value (city estimate): $2,559,000
- Taxable value: $380,179
- Assessed land: $13,500
- Assessed improvements: $1,138,050

## Zoning

R7B: floor area ratio 3.27 built, above the 3.00 base zoning allows, which bonuses, transfers or older rules can permit.

## Recent sales

- Sep 8, 2025: $1,250,000
- Oct 1, 2024: $1,325,000
- Jul 25, 2024: $1,305,000
- Apr 27, 2021: $900,000
- Mar 15, 2019: $810,000
- Oct 6, 2016: $1,085,000

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

## Flood zone

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

## Landmarks

Part of Park Slope Historic District (Historic District). 13 Landmarks Preservation Commission permits are on file.

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