# 317 3rd Street, Brooklyn

Co-op · 13 units · built c. 1920 · Block 974, Lot 65.

Some of the city’s records for this lot were still loading when this page was made; it refreshes within minutes.

On Umarelli: https://umarelli.org/nyc/3009740065/317-3-street

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

Every lot on block 974: https://umarelli.org/nyc/brooklyn/974.md

## Building permits

Permit records are unavailable right now; the map lists them once the city responds.

## Property taxes

- Assessment: $929,700
- 2026–27 tax: $81,489
- Assessed land: $22,050
- Assessed improvements: $907,650

## Zoning

R6B: floor area ratio 3.21 built, above the 2.00 base zoning allows, which bonuses, transfers or older rules can permit.

## Recent sales

- Sep 4, 2025: $722,500
- May 10, 2024: $599,000
- Nov 16, 2023: $585,000
- Sep 28, 2022: $350,000
- Mar 26, 2021: $910,000
- Jun 16, 2020: $465,000, Apt 2A
- Sep 6, 2017: $499,000
- Jun 20, 2016: $445,000

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