404 Adelphi Street, Brooklyn
Two-family · built c. 1901 · Block 1957, Lot 41.
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Building permits
Permit records are unavailable right now; the map lists them once the city responds.
Property taxes
- Assessment
- $191,400
- 2026–27 tax
- $9,988
- Market value (city estimate)
- $3,190,000
- Taxable value
- $50,333
- Assessed land
- $27,720
- Assessed improvements
- $163,680
Zoning
R6B: floor area ratio 1.23 built, 2.00 allowed by base zoning.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.
Recent sales
- Apr 6, 2021: $1,750,000
Open-market sales since 2016, from the Department of Finance’s sales files.