# 523 12th Street, Brooklyn

Apartment building · 8 units · built c. 1920 · Block 1097, Lot 48.

On Umarelli: https://umarelli.org/nyc/3010970048/523-12-street

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

Every lot on block 1097: https://umarelli.org/nyc/brooklyn/1097.md

## Building permits

No building permits on file for this lot.

## Property taxes

- Assessment: $1,662,750
- 2026–27 tax: $35,514
- Market value (city estimate): $3,695,000
- Taxable value: $285,502
- Assessed land: $30,150
- Assessed improvements: $1,632,600

## Zoning

R7A: floor area ratio 2.97 built, 4.00 allowed by base zoning.

## Flood zone

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

## Landmarks

Part of Park Slope Historic District (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