# 507 8th Avenue, Brooklyn

Apartment building · 5 units · built c. 1910 · Block 1085, Lot 7.

On Umarelli: https://umarelli.org/nyc/3010850007/507-8-avenue

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

Every lot on block 1085: https://umarelli.org/nyc/brooklyn/1085.md

## Building permits

- Alteration, filed Oct 31, 2022, estimated cost $55K, described as “Renovate apt unit #2, include removing and installing new interior non-load bearing partitions, mechanical, lighting and finish work. No change to use, egress or occupancy”
- Alteration, filed Oct 31, 2022, estimated cost $18K, described as “Pl work to renovation apt #2 , no change to use, egress or occupancy”
- Alteration, filed Sep 8, 2022, estimated cost $20K, described as “Plumbing work to renovate apt unit #1R at 1ST floor & cellar no change to use, egress or occupancy”
- Alteration, filed Sep 8, 2022, estimated cost $41K, described as “Renovate apt unit #1R at 1ST floor & cellar, include removing and installing new interior non-load bearing partitions, mechanical, lighting and finish work. No change to use, egress or occupancy”
- Alteration, filed May 11, 2022, estimated cost $54K, described as “File PL work for apt unit #1F, #3 and#4 & common hallway from cellar to roof renovation , no change inuse, egress or occupancy .”
- Alteration, filed May 11, 2022, estimated cost $162K, described as “Renovate apt unit #1F, #3 and #4 & common hallway from cellar to roof, include removingand installing new interior non-load bearing partitions, plumbing, mechanical, lighting and finish work. No change to use, egress or occupancy”

## Property taxes

- Assessment: $1,104,300
- 2026–27 tax: $21,076
- Market value (city estimate): $2,454,000
- Taxable value: $169,438
- Assessed land: $301,500
- Assessed improvements: $802,800

## Zoning

R7B: floor area ratio 2.76 built, 3.00 allowed by base zoning.

## Recent sales

- Jan 16, 2026: $7,000,000, 5,952 sq ft ($1,176 per sq ft)
- Dec 28, 2021: $3,875,000

Open-market sales since 2016, from the Department of Finance’s sales files.

## Flood zone

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

## Landmarks

Part of Park Slope Historic District (Historic District). 6 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