# 137 Martense Street, Brooklyn

Two-family · built c. 1901 · Block 5087, Lot 80.

On Umarelli: https://umarelli.org/nyc/3050870080/137-martense-street

More construction in Flatbush: https://umarelli.org/nyc/brooklyn/flatbush.md

Every lot on block 5087: https://umarelli.org/nyc/brooklyn/5087.md

## Building permits

No building permits on file for this lot.

## Property taxes

- Assessment: $70,800
- 2026–27 tax: $10,920
- Market value (city estimate): $1,180,000
- Taxable value: $55,033
- Assessed land: $14,820
- Assessed improvements: $55,980

## Zoning

R7-1: floor area ratio 0.81 built, 3.44 allowed by base zoning.

## Recent sales

- Oct 4, 2019: $1,465,000

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