129 West 70th Street, Manhattan
Co-op · 5 units · built c. 1886 · Block 1142, Lot 21.
Building permits
- Alteration, filed Oct 22, 2025, estimated cost $35K, described as “Installation of solar electric system”
- Alteration, filed Feb 27, 2023, estimated cost $21K, described as “Structural work for private roof deck, accessory to dwelling unit directly below, as per plans filed herewith. No change to use, egress or occupancy.”
- Alteration, filed Feb 14, 2023, estimated cost $3K, described as “Installation of plumbing fixture as per plans filed herewith. No change to use, egress or occupancy.”
- Alteration, filed Feb 14, 2023, estimated cost $42K, described as “General Construction for private roof deck, accessory to dwelling unit directly below as per plans filed herewith. No change to use, egress or occupancy.”
- Alteration, filed Feb 13, 2023, estimated cost $90K, described as “Interior renovation at apt 3 on the 3RD floor. Scope of works as shown in plans. No change in egress, occupancy or use.”
- Alteration, filed Feb 13, 2023, estimated cost $20K, described as “New plumbing works in apt 3RD located onthird floor”
- Alteration, filed Feb 2, 2021, estimated cost $12K, described as “Replacement and installation of new plumbing fixtures as per the drawings filed herein. No change in use, occupancy or egress under this application.”
- Alteration, filed Jan 26, 2021, estimated cost $95K, described as “Interior renovation of an existing residential dwelling unit at the 4TH floor including the removal of non-load bearing partitions, the installation of non-load bearing partitions and new floor and wall finishes as indicated on the…”
Property taxes
- Assessment
- $1,325,250
- 2026–27 tax
- $90,797
- Market value (city estimate)
- $2,945,000
- Taxable value
- $884,770
- Assessed land
- $499,500
- Assessed improvements
- $825,750
Tax breaks
- Co-op and condo abatement, with no end date, a $19,260 credit this tax year.
Zoning
R8B: floor area ratio 3.18 built, 4.00 allowed by base zoning.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.
Recent sales
- May 14, 2026: $3,075,000
- Sep 19, 2025: $1,950,000
- Nov 3, 2022: $1,676,000
- Apr 15, 2020: $1,035,000, Apt 4
- Jul 14, 2016: $1,900,000
Open-market sales since 2016, from the Department of Finance’s sales files.
Landmarks
Part of Upper West Side/Central Park West Historic District (Historic District). 9 Landmarks Preservation Commission permits are on file.