# 45 Throop Avenue, Brooklyn

Apartment building · 8 units · built 2003 · Block 2251, Lot 2.

On Umarelli: https://umarelli.org/nyc/3022510002/45-throop-avenue

More construction in Williamsburg: https://umarelli.org/nyc/brooklyn/williamsburg.md

Every lot on block 2251: https://umarelli.org/nyc/brooklyn/2251.md

## Building permits

No building permits on file for this lot.

## Property taxes

- Assessment: $873,000
- 2026–27 tax: $7,601
- Market value (city estimate): $1,940,000
- Taxable value: $61,110
- Assessed land: $162,000
- Assessed improvements: $711,000

## Tax breaks

- 421-a exemption, through Jun 30, 2036, about $100,991 a year below the full tax.

## Zoning

R6: floor area ratio 2.19 built, 2.43 allowed by base zoning.

## Flood zone

Current FEMA flood map: zone X, minimal flood hazard. FEMA’s preliminary map: zone X, moderate risk: a 0.2% chance of flooding each year.

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