# 20 Adelphi Street, Brooklyn

Parking · built 1957 · Block 2031, Lot 39.

On Umarelli: https://umarelli.org/nyc/3020310039/20-adelphi-street

More construction in Brooklyn Navy Yard: https://umarelli.org/nyc/brooklyn/brooklyn-navy-yard.md

Every lot on block 2031: https://umarelli.org/nyc/brooklyn/2031.md

## Building permits

No building permits on file for this lot.

## Property taxes

- Assessment: $211,050
- 2026–27 tax: $19,370
- Market value (city estimate): $469,000
- Taxable value: $178,560
- Assessed land: $14,850
- Assessed improvements: $196,200

## Zoning

M1-2: floor area ratio 1.99 built, 2.00 allowed by base zoning.

## 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