442 West 23rd Street, Manhattan
Co-op · 5 units · built c. 1855 · Block 720, Lot 68.
Building permits
- Alteration, filed Nov 7, 2023, estimated cost $5K, described as “Installation of temporary pipe scaffold as per plans. Pipe scaffold shall comply with chapter 33 of the 2022 NYC building code. No change in use, egress or occupancy under this application.”
- Alteration, filed Jul 20, 2023, estimated cost $170K, described as “Masonry facade work as per plans. No change to use, egress, or occupancy.”
- Alteration, filed Jul 20, 2022, 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.”
Property taxes
- Assessment
- $2,226,600
- 2026–27 tax
- $114,751
- Market value (city estimate)
- $4,948,000
- Taxable value
- $1,032,565
- Assessed land
- $311,850
- Assessed improvements
- $1,914,750
Tax breaks
- Co-op and condo abatement, with no end date, a $13,690 credit this tax year.
Zoning
R7B: floor area ratio 2.83 built, 3.00 allowed by base zoning.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard. FEMA’s preliminary map: zone AE, high risk: a 1% chance of flooding each year, base flood elevation 10 ft (NAVD88).
Recent sales
- Jul 13, 2026: $1,950,000
- Jul 30, 2024: $2,799,000
- Jul 23, 2024: $2,395,000
- Dec 22, 2022: $2,875,000
- Jan 7, 2019: $1,800,000
Open-market sales since 2016, from the Department of Finance’s sales files.
Landmarks
Part of Chelsea Historic District Extension (Historic District). 9 Landmarks Preservation Commission permits are on file.