# 306 5th Avenue, Brooklyn

Apartment building · 9 units · built 2000 · Block 974, Lot 36.

On Umarelli: https://umarelli.org/nyc/3009740036/306-5-avenue

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

Every lot on block 974: https://umarelli.org/nyc/brooklyn/974.md

## Building permits

No building permits on file for this lot.

## Property taxes

- Assessment: $2,164,500
- 2026–27 tax: $51,757
- Market value (city estimate): $4,810,000
- Taxable value: $416,085
- Assessed land: $55,800
- Assessed improvements: $2,108,700

## Tax breaks

- 421-a exemption, through Jun 30, 2028, about $22,938 a year below the full tax.

## Zoning

R6A: floor area ratio 5.94 built, above the 3.00 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