# 48 3rd Avenue, Brooklyn

Vacant land · Block 185, Lot 26.

On Umarelli: https://umarelli.org/nyc/3001850026/518-atlantic-avenue

More construction in Boerum Hill: https://umarelli.org/nyc/brooklyn/boerum-hill.md

## Building permits

- New Building — Multi-Family, filed Nov 12, 2024, 5 units, 5 stories, described as “Propose establish 5 story mix use building. obtain new certificate of occupancy.”
- Alteration, filed Mar 28, 2025, estimated cost $5K, described as “This job is filed for construction fence for construction work at 518 atlantic avenue, brooklyn ny 11217”

## Property taxes

- Assessment: $164,250
- 2026–27 tax: $16,627
- Market value (city estimate): $365,000
- Taxable value: $153,270
- Assessed land: $164,250

## Zoning

R6A: floor area ratio 0.00 built, 3.00 allowed by base zoning.

## Recent sales

- Jun 15, 2026: $4,400,000, sold with other lots

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