# 8 Martense Court, Brooklyn

Single family · built c. 1930 · Block 5086, Lot 79.

On Umarelli: https://umarelli.org/nyc/3050860079/8-martense-court

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

Every lot on block 5086: https://umarelli.org/nyc/brooklyn/5086.md

## Building permits

- Alteration, filed Mar 3, 2026, estimated cost $132K, described as “Propose interior renovation in existing 2-story, 1-family residential building with cellar. Rectify ecb violation # 35209559X and # 35277803N. No change in use, occupancy, or means of egress.”
- Alteration, filed Mar 3, 2026, estimated cost $33K, described as “Plumbing work in existing 2-story, 1-family residential building,in conjunction with alt-2 application # B01361951-I1. No change inuse, means of egress or occupancy under this application.”

## Property taxes

- Assessment: $77,760
- 2026–27 tax: $7,410
- Market value (city estimate): $1,296,000
- Taxable value: $37,345
- Assessed land: $16,080
- Assessed improvements: $61,680

## Zoning

R6B: floor area ratio 0.84 built, 2.00 allowed by base zoning.

## Recent sales

- Oct 27, 2025: $796,527
- Nov 19, 2024: $1,161,808

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