# 666 Osborn Street, Brooklyn

Vacant land · Block 3637, Lot 58.

On Umarelli: https://umarelli.org/nyc/3036370058/666-osborn-street

More construction in Brownsville: https://umarelli.org/nyc/brooklyn/brownsville.md

## Building permits

- New Building — Residential, filed Feb 28, 2025, 2 units, 4 stories, described as “New 4-story 2-family house”
- Alteration, filed Mar 16, 2026, estimated cost $5K, described as “Installation of 50 psf medium pipe scaffold as per plans. Pipe scaffold shall comply with chapter #33 of the 2022 code. No change in use, egress, or occupancy under this application.”
- Alteration, filed Dec 5, 2025, estimated cost $1K, described as “Installation of temporary heavy duty sidewalk shed as per plans. No change in use, egress or occupancy. Sidewalk shed shall comply with chapter #33 of 2022 the NYC building code. Live load 300PSF.”

## Property taxes

- Assessment: $6,660
- 2026–27 tax: $334
- Market value (city estimate): $111,000
- Taxable value: $1,685
- Assessed land: $6,660

## Zoning

R6: floor area ratio 0.00 built, 2.43 allowed by base zoning.

## Recent sales

- May 7, 2025: $163,000
- Dec 27, 2023: $60,000

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