840 Brooklyn Avenue, Brooklyn
Two-family · built c. 1925 · Block 4856, Lot 47.
Building permits
No building permits on file for this lot.
Property taxes
- Assessment
- $59,340
- 2026–27 tax
- $5,688
- Market value (city estimate)
- $989,000
- Taxable value
- $28,663
- Assessed land
- $13,680
- Assessed improvements
- $45,660
Zoning
R5: floor area ratio 0.91 built, 1.50 allowed by base zoning.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.
Recent sales
- Feb 6, 2025: $860,000
Open-market sales since 2016, from the Department of Finance’s sales files.