239 West 20th Street, Manhattan
Apartment building · 24 units · built c. 1910 · Block 770, Lot 19.
Building permits
- Alteration, filed May 5, 2026, estimated cost $40K, described as “Interior renovation of partial cellar and apt #2 in 1st floor with general construction: repainting wall, ceiling and resurface floor as per plan; no change in use, egress or occupancy under this application.”
- Alteration, filed May 5, 2026, estimated cost $40K, described as “Interior renovation of partial cellar and apt #2 in 1st floor with plumbing work: replace plumbing fixtures as per plan; no change in use, egress or occupancy under this application.”
Property taxes
- Assessment
- $1,417,950
- 2026–27 tax
- $81,328
- Market value (city estimate)
- $3,151,000
- Taxable value
- $653,812
- Assessed land
- $231,750
- Assessed improvements
- $1,186,200
Tax breaks
- J-51 exemption, through Jun 30, 2031, about $80,822 a year below the full tax.
Zoning
R8B: floor area ratio 4.51 built, above the 4.00 base zoning allows, which bonuses, transfers or older rules can permit.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.
Recent sales
- Apr 23, 2026: $6,955,000, 8,898 sq ft ($782 per sq ft)
Open-market sales since 2016, from the Department of Finance’s sales files.