# 691 Union Street, Brooklyn

Apartment building · 8 units · built c. 1920 · Block 952, Lot 62.

On Umarelli: https://umarelli.org/nyc/3009520062/691-union-street

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

Every lot on block 952: https://umarelli.org/nyc/brooklyn/952.md

## Building permits

- Alteration, filed Apr 17, 2024, estimated cost $52K, described as “Interior renovation of apts. 3L & 3R with new partition walls, kitchen cabinet and flooring. No change the use, egress or occupancy.”
- Alteration, filed Jun 6, 2023, estimated cost $52K, described as “Interior renovation of apts. 2L & 2R with new partition walls, kitchen cabinet and flooring. No change the use, egress or occupancy.”
- Alteration, filed Feb 16, 2023, estimated cost $69K, described as “Interior renovation of apts. 4L & 4R with new partition walls, flooring, kitchen cabinet and HVAC system. No change the use, egress or occupancy.”

## Property taxes

- Assessment: $1,274,400
- 2026–27 tax: $11,834
- Market value (city estimate): $2,832,000
- Taxable value: $95,139
- Assessed land: $14,400
- Assessed improvements: $1,260,000

## Zoning

R6A: floor area ratio 2.11 built, 3.00 allowed by base zoning.

## Recent sales

- Sep 29, 2022: $2,700,000

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