170 Madison Street, Brooklyn
Single family · built c. 1910 · Block 1822, Lot 30.
Building permits
- Alteration, filed May 8, 2023, estimated cost $111K, described as “Reconfigure Interior of existing First, Second & Attic Floors, Level floors of existing extension, enlarge window &door opening at First Floor rear wall and new foundation at existing stiffening wall.”
Property taxes
- Assessment
- $141,840
- 2026–27 tax
- $2,439
- Market value (city estimate)
- $2,364,000
- Taxable value
- $12,292
- Assessed land
- $19,500
- Assessed improvements
- $122,340
Zoning
R6B: floor area ratio 0.73 built, 2.00 allowed by base zoning.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.
Recent sales
- Mar 15, 2023: $1,850,000
Open-market sales since 2016, from the Department of Finance’s sales files.