186 Riverside Drive, Manhattan
Co-op · 95 units · built c. 1928 · Block 1251, Lot 37.
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Building permits
- Alteration, filed Sep 11, 2025, estimated cost $133K, described as “Filing for interior demolition and general construction of apartment unit 9A. No change in use, egress or occupancy.”
- Alteration, filed Apr 23, 2025, estimated cost $3K, described as “Installation of a temporarily supported scaffold 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 Apr 21, 2025, described as “Installation of a suspended scaffold for Facade Inspection and repair as per plan submitted. No change to egress or occupancy.”
- Alteration, filed Apr 18, 2025, 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 2022 the NYC building code. Live load 300PSF.”
- Alteration, filed Apr 11, 2025, estimated cost $202K, described as “Facade repairs. No change in use, egress or occupancy.”
- Alteration, filed Apr 25, 2023, estimated cost $393K, described as “Renovation of apartments combining 15DE & 15F to proposed apartment 15DEF, includes partition work. No change in use, egressor occupancy. Ms and pl filed under separate job #'s referenced in additional information above”
- Alteration, filed Apr 25, 2023, estimated cost $27K, described as “Apartment renovation on 15th floor. Filed in conjunction with GC #M08005525”
- Alteration, filed Apr 24, 2023, estimated cost $24K, described as “Installation of a/c system in 15th floor apartment. PL filed under M08006583, GC under M08005525”
- Alteration, filed Oct 4, 2021, estimated cost $188K, described as “Application being filed for interior renovation of unit b on 10TH floor. Work to include replacement of window with new louver, modifcation non load-bearing partitions, fixtures, and finishes, no change to use, egress,or occupancy.”
- Alteration, filed Aug 31, 2021, estimated cost $16K, described as “Replace Plumbing Fixtures and Gas Stove on Existing Roughing. Cap and remove one (1) gas stove.”
- Alteration, filed Aug 31, 2021, estimated cost $15K, described as “Combine units 14C and 14B. Interior renovation of non-bearing partitions.”
- Alteration, filed Oct 12, 2020, 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 300 psf”
- Alteration, filed Apr 5, 2020, estimated cost $24K, described as “Replace plumbing fixtures in bathrooms and kitchen. No change to use egress or occupancy.”
Property taxes
- Assessment
- $8,984,700
- Assessed land
- $1,842,750
- Assessed improvements
- $7,141,950
Zoning
R10A (part of the lot is R8): floor area ratio 12.99 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
- Jan 12, 2026: $2,175,000
- Aug 19, 2025: $523,750
- Aug 8, 2025: $1,920,000
- Aug 30, 2023: $775,000
- Jun 13, 2023: $4,055,000
- Oct 24, 2022: $1,800,000
- Aug 29, 2022: $7,500,000
- May 18, 2022: $2,495,000
- Oct 12, 2021: $2,150,000
- Aug 31, 2021: $4,900,000
The 10 most recent of 22 open-market sales since 2016, from the Department of Finance’s sales files.