490 West End Avenue, Manhattan
Co-op · 67 units · built c. 1913 · Block 1231, Lot 1.
Building permits
- Alteration, filed Oct 15, 2026, estimated cost $200K, described as “Interior renovaiton of existing apartment on 6TH floor - apt 6C as indicated on plans filed herewith. No change of use, egress or occupancy.”
- Alteration, filed Jun 9, 2026, estimated cost $15K, described as “General construction for the installation of pipe supports and fire stopping for new gas lines in conjunction with laa no. M01392070. No change in egress or occupancy.”
- Alteration, filed Mar 17, 2026, estimated cost $57K, described as “Interior renovation @ existing apartment # 2BNO change in use, egress and occupancy under this application.”
- Alteration, filed Aug 26, 2025, estimated cost $250K, described as “Proposed interior renovation, removal of non load bearing partitions, new partitions and finishes as per plans, work at part of 1st floor (unit 1E), no change in use, occupancy or egress, plumbing to be filed as subsequent application”
- Alteration, filed Mar 31, 2025, estimated cost $5K, described as “Install new residential gas dryer and washer for apartment 8E.”
- Alteration, filed Dec 16, 2024, estimated cost $5K, described as “General construction of a 2-hr fire rated enclosure for gas line in elevator machine room in association with LAA#M01128422. No change in egress or occupancy.”
- Alteration, filed Dec 6, 2024, estimated cost $70K, described as “Proposed Plumbing work in conjunction with general construction work for the renovation of an existing residential unit on the 4th floor of an existing mixed-use, 13-story building. No change in use, egress, bulk, or occupancy under this…”
- Alteration, filed Dec 4, 2024, estimated cost $32K, described as “Direct replacement of two existing air cooled rooftop packaged ac units on new roof rails. Obtain certificate of compliance. No change in use, egress or occupancy.”
- Alteration, filed Oct 30, 2024, estimated cost $220K, described as “Proposed interior renovation of an existing apartment unit 4E on the 4th floor. Minor partition changes and cosmetic improvements. There is no change in use or occupancy under this application.”
- Alteration, filed Jun 3, 2024, estimated cost $74K, described as “Interior renovation of apartment 6E on the 6TH floor. No change in use, egress, or occupancy.”
- Alteration, filed Mar 28, 2023, estimated cost $8K, described as “Installation of a temporarily heavy-duty sidewalk per plan submitted. Work shall comply with 2022 building codes chapter 33. No change in use, egress and/or occupancy with this application.”
- Alteration, filed Oct 4, 2022, estimated cost $20K, described as “Installation of temporary scaffold stair tower as per drawings. Scaffold stair tower shall comply with ch #33 of the NYC bc. No change in use, occupancy or egress under this application.”
- Alteration, filed Apr 28, 2022, estimated cost $170K, described as “Interior renovations to Apt. 11B, work is general construction. No change to use, egress or occupancy.”
- Alteration, filed Apr 28, 2022, estimated cost $17K, described as “Replace, relocate, install plumbing fixtures in Apt. 11B, filed in conjunction with DOB NOW #M00688168”
- Alteration, filed Sep 28, 2021, estimated cost $10K, described as “New kitchen hood on existing connection, newdryer duct, and new new steam radiator. No change in use, egress, or occupancy.”
- Alteration, filed Sep 28, 2021, estimated cost $27K, described as “New washer, replace toilet, relocated kitchen fixtures, and relocated bathroom fixtures. No change in use, occupancy or egress.”
- Alteration, filed Sep 23, 2021, estimated cost $23K, described as “New finishes, millwork, lighting, non-bearing partitions, and doors. for apartment 10C. No change in use, egress, or occupancy.”
- Alteration, filed Jul 1, 2021, estimated cost $21K, described as “Minor plumbing work at apt 3A. No change in use, egress or occupancy.”
- Alteration, filed Jun 30, 2021, estimated cost $91K, described as “Interior renovation at APT3A. No change in use, egress or occupancy.”
- Alteration, filed Jun 23, 2021, estimated cost $10K, described as “New plumbing fixtures”
- Alteration, filed May 11, 2021, estimated cost $45K, described as “Interior alteration to renovate a kitchen, two bathrooms, and create new closets. No change in use, occupancy or egress.”
- Alteration, filed Apr 8, 2021, estimated cost $248K, described as “Facade repairs, no change in use, egress or occupancy.”
- Alteration, filed Mar 25, 2021, estimated cost $223K, described as “Hereby filing for the combination of units 2EF and 2G. Partial interior renovation. No change to use occupancy or egress.”
- Alteration, filed Mar 25, 2021, estimated cost $12K, described as “Hereby filing for the removal and replacement of plumbing fixtures. No change to use occupancy or egress.”
- Alteration, filed Feb 14, 2021, described as “Sidewalk shed installed per plans, no change in use , egress or occupancy”
4 more, older permits are in this building’s full list on the map.
Property taxes
- Assessment
- $12,950,100
- 2026–27 tax
- $1,299,416
- Market value (city estimate)
- $28,778,000
- Taxable value
- $12,418,490
- Assessed land
- $1,890,000
- Assessed improvements
- $11,060,100
Tax breaks
- Co-op and condo abatement, with no end date, a $245,509 credit this tax year.
Zoning
R10A: floor area ratio 10.19 built, above the 10.00 base zoning allows, which bonuses, transfers or older rules can permit.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.
Recent sales
- Aug 31, 2026: $1,695,000
- Jul 31, 2026: $3,925,000
- Apr 21, 2026: $2,440,000
- Feb 12, 2026: $700,000
- Oct 21, 2024: $1,350,000
- Jan 11, 2024: $1,999,999
- Jan 8, 2024: $2,225,000
- Jul 10, 2023: $3,450,000
- Jun 1, 2022: $3,775,000
- Jan 5, 2022: $1,900,000
The 10 most recent of 26 open-market sales since 2016, from the Department of Finance’s sales files.
Landmarks
Part of Riverside-West End Historic District Extension I (Historic District). 50 Landmarks Preservation Commission permits are on file.