677 West End Avenue, Manhattan
Co-op · 63 units · built c. 1927 · Block 1252, Lot 20.
Building permits
- Alteration, filed Jun 24, 2026, estimated cost $70K, described as “Removal of non-load bearing partition wall within apartment 15B. No change in use, egress, or occupancy.”
- Alteration, filed May 31, 2023, estimated cost $25K, described as “Interior renovation to apartment #4A, adding a 2ND bathroom, remodeling bathrooms & kitchen, removing & erecting some walls, as shown on plans no change in use, egress, or occupancy.”
- Alteration, filed May 31, 2023, described as “Plumbing renovation to apartment #4A, adding a 2ND bathroom, remodeling bathrooms & kitchen, as shown on plans no change in use, egress, or occupancy.”
- Alteration, filed Jan 21, 2022, estimated cost $73K, described as “Interior renovations to 10th floor apartment # 10 A in bathroom and kitchen only- all finishes as per plans shown. Plumbing to be filed under seperete application M00648636-I1”
- Alteration, filed Jan 21, 2022, estimated cost $25K, described as “Plumbing work to 10th floor apartment # 10 A- all finishes as per plans shown. ot to be filed under seperete application #M00648389-I1”
- Alteration, filed Jan 20, 2022, estimated cost $26K, described as “Modification of existing T-mobile telecommunications site. No change to use, egress, or occupancy. All in compliance with TPPN 5/98.”
- Alteration, filed Jul 7, 2021, estimated cost $24K, described as “Minor plumbing work to an existing apartment on the 11th floor related to main DoB NOW OT Application #: 140983568. Plumbing work only, all other trades to be filed separately under DoB NOW. No change in use, egress or occupancy proposed.”
- Alteration, filed Feb 8, 2021, estimated cost $478K, described as “Exterior repairs as per plans filed herewith. No change touse, egress or occupancy.”
- Alteration, filed Jan 12, 2021, estimated cost $3K, described as “Installation of temporary sidewalk shed per plan submitted. Work shall comply with 2014 building codes chapter 33. No change in use, egress and/or occupancy with this application.”
- Alteration, filed Jan 12, 2021, estimated cost $4K, described as “Installation of temporary supported scaffold per plan submitted. Work shall comply with 2014 building codes chapter 33. No change in use, egress and/or occupancy with this application.”
Property taxes
- Assessment
- $6,411,600
- 2026–27 tax
- $618,092
- Market value (city estimate)
- $14,248,000
- Taxable value
- $5,636,891
- Assessed land
- $805,950
- Assessed improvements
- $5,605,650
Tax breaks
- Co-op and condo abatement, with no end date, a $84,142 credit this tax year.
Zoning
R10A: floor area ratio 13.28 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
- Nov 19, 2025: $1,195,000
- Oct 28, 2025: $835,000
- Dec 5, 2024: $1,031,000
- Oct 23, 2024: $997,500
- Oct 17, 2024: $985,000
- Apr 3, 2024: $1,130,000
- Jun 8, 2023: $250,000
- Mar 27, 2023: $681,000
- Dec 7, 2021: $825,000
- Oct 14, 2021: $2,350,000
The 10 most recent of 23 open-market sales since 2016, from the Department of Finance’s sales files.
Landmarks
Part of Riverside-West End Historic District (Historic District). 35 Landmarks Preservation Commission permits are on file.