# 445 12th Street, Brooklyn

Co-op · 36 units · built c. 1909 · Block 1096, Lot 50.

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/3010960050/445-12-street

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

Every lot on block 1096: https://umarelli.org/nyc/brooklyn/1096.md

## Building permits

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

## Property taxes

- Assessment: $2,515,500
- 2026–27 tax: $225,958
- Market value (city estimate): $5,590,000
- Taxable value: $2,154,800
- Assessed land: $198,450
- Assessed improvements: $2,317,050

## Tax breaks

- Co-op and condo abatement, with no end date, a $42,811 credit this tax year.

## Zoning

R6B: floor area ratio 5.00 built, above the 2.00 base zoning allows, which bonuses, transfers or older rules can permit.

## Recent sales

- Sep 9, 2026: $2,100,000
- Jul 21, 2026: $1,815,000
- Jul 8, 2026: $1,250,000
- Aug 7, 2025: $1,025,000
- Mar 20, 2025: $507,000
- Oct 23, 2024: $787,500
- Apr 26, 2023: $1,075,000
- Sep 12, 2022: $1,250,000
- Aug 8, 2022: $1,325,000
- Jul 14, 2022: $1,300,000

The 10 most recent of 15 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 Extension (Historic District). 5 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