# 501 Lefferts Avenue, Brooklyn

Apartment building · 60 units · built c. 1926 · Block 1324, Lot 1.

On Umarelli: https://umarelli.org/nyc/3013240001/501-lefferts-avenue

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

Every lot on block 1324: https://umarelli.org/nyc/brooklyn/1324.md

## Building permits

- Alteration, filed Mar 27, 2025, estimated cost $28K, described as “Refile 320385891 to activate gas portion of gas/oil burner on existing low pressure boiler (NYC boiler no: MD4142-01). No change in use, egress or occupancy.”
- Alteration, filed Oct 2, 2024, estimated cost $21K, described as “Interior renovation at 2nd floor apt# 2J and 4th floor apt# 4J”
- Alteration, filed Oct 2, 2024, estimated cost $8K, described as “Plumbing work as per plan at 2nd floor apt# 2J and 4th floor apt# 4J”
- Alteration, filed Feb 29, 2024, estimated cost $21K, described as “Existing 6 story residential building interior renovation at apartment #5F.”
- Alteration, filed Jun 7, 2023, estimated cost $8K, described as “Existing 6 story residential building. Interior renovation at apartment #4A & 5F”
- Alteration, filed Jun 7, 2023, estimated cost $17K, described as “Existing 6 story residetial building interior renovation at apartment #4A.”

## Property taxes

- Assessment: $1,543,050
- 2026–27 tax: $191,940
- Market value (city estimate): $3,429,000
- Taxable value: $1,543,050
- Assessed land: $49,500
- Assessed improvements: $1,493,550

## Zoning

R7-1: floor area ratio 6.70 built, above the 3.44 base zoning allows, which bonuses, transfers or older rules can permit.

## 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