309 Washington Avenue, Brooklyn
Apartment building · 35 units · built c. 1891 · Block 1932, Lot 22.
Building permits
- Alteration, filed Jun 10, 2024, estimated cost $1K, described as “Installation of temporary heavy duty sidewalk shed as per plans. No change in use, egress or occupancy. Sidewalk shed shall comply with chapter #33 of the NYC building code. Live load 300PSF.”
- Alteration, filed May 8, 2020, estimated cost $26K, described as “Application filed for plumbing work in conjunction with architectural filing submitted for the combination of two apartments on the fourth floor.”
- Alteration, filed Feb 26, 2020, estimated cost $26K, described as “Application filed for installation, relocation and removal of plumbing fixtures on the third floor and cellar.”
Property taxes
- Assessment
- $2,661,750
- 2026–27 tax
- $278,107
- Market value (city estimate)
- $5,915,000
- Taxable value
- $2,235,769
- Assessed land
- $114,300
- Assessed improvements
- $2,547,450
Zoning
R6B: floor area ratio 3.80 built, above the 2.00 base zoning allows, which bonuses, transfers or older rules can permit.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.
Recent sales
- Sep 22, 2016: $12,412,896
Open-market sales since 2016, from the Department of Finance’s sales files.
Landmarks
Part of Clinton Hill Historic District (Historic District). 28 Landmarks Preservation Commission permits are on file.