643 Knickerbocker Avenue, Brooklyn
Apartment building · 5 units · built c. 1915 · Block 3365, Lot 109.
Building permits
- Alteration, filed Nov 13, 2018, estimated cost $5K, described as “Proposed installation of temporary pipe scaffold as per plans. Work shall comply with chapter #33 of the NYC building code. No change in use, occupancy, or egress under this application.”
- Alteration, filed Nov 12, 2018, estimated cost $5K, described as “Proposed installation of heavy duty sidewalk shed as per plans. Live load 300 lbs per square feet. Sidewalk shed shall comply with chapter #33 of the NYC building code. No change in use, occupancy, or egress under this application.”
Property taxes
- Assessment
- $482,850
- 2026–27 tax
- $17,146
- Market value (city estimate)
- $1,073,000
- Taxable value
- $137,839
- Assessed land
- $83,700
- Assessed improvements
- $399,150
Zoning
R6: floor area ratio 2.23 built, 2.43 allowed by base zoning.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.
Recent sales
- Mar 15, 2018: $875,000
Open-market sales since 2016, from the Department of Finance’s sales files.
Board and land use applications
- Bushwick Neighborhood Plan (City Planning 2019K0199): Completed. This is an application for a 300-block section of Bushwick, Brooklyn, Community District 4 to create a thriving and inclusive Bushwick through preservation and creation of affordable housing, targeted investments in neighborhood…