417 Kosciuszko Street, Brooklyn
Three-family · built c. 1899 · Block 1601, Lot 44.
Building permits
- Alteration, filed Jul 2, 2020, estimated cost $1K, described as “Installation of 8'-0" high construction fence for protection during construction.”
- Alteration, filed Jun 23, 2020, estimated cost $20K, described as “New split system for heating and cooling, new ventilation system, in conjunction with alt 1 application #322084917”
- Alteration, filed Jun 23, 2020, estimated cost $61K, described as “Installation of plumbing and sprinkler system in conjunction with alt 1 application # 322084917”
Property taxes
- Assessment
- $102,480
- 2026–27 tax
- $7,184
- Market value (city estimate)
- $1,708,000
- Taxable value
- $36,202
- Assessed land
- $23,160
- Assessed improvements
- $79,320
Zoning
R6A: floor area ratio 1.44 built, 3.00 allowed by base zoning.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.
Recent sales
- Jan 23, 2020: $840,000, 2,250 sq ft ($373 per sq ft)
Open-market sales since 2016, from the Department of Finance’s sales files.