# 100 St Marks Avenue, Brooklyn

Two-family · built c. 1880 · Block 1150, Lot 20.

On Umarelli: https://umarelli.org/nyc/3011500020/100-st-marks-avenue

More construction in Prospect Heights: https://umarelli.org/nyc/brooklyn/prospect-heights.md

Every lot on block 1150: https://umarelli.org/nyc/brooklyn/1150.md

## Building permits

No building permits on file for this lot.

## Property taxes

- Assessment: $148,740
- 2026–27 tax: $11,595
- Market value (city estimate): $2,479,000
- Taxable value: $58,435
- Assessed land: $31,740
- Assessed improvements: $117,000

## Zoning

R6B (part of the lot is R7A): floor area ratio 1.99 built, 2.00 allowed by base zoning.

## Flood zone

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

## Landmarks

Part of Prospect Heights Historic District (Historic District). 2 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