770 Williams Avenue, Brooklyn
Two-family · built c. 1905 · Block 3875, Lot 46.
Building permits
No building permits on file for this lot.
Property taxes
- Assessment
- $65,580
- 2026–27 tax
- $2,329
- Market value (city estimate)
- $1,093,000
- Taxable value
- $11,736
- Assessed land
- $10,440
- Assessed improvements
- $55,140
Zoning
R6: floor area ratio 0.94 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.