380 Amsterdam Avenue, Manhattan
Condominium · 272 units · built 1975 · Block 1170, Lot 7501.
Building permits
- Alteration, filed Jul 8, 2026, estimated cost $130K, described as “Fire-rated lot line window replacement at existing building. Along lot line from 7TH floor to roof. No change in use, egress or occupancy.”
- Alteration, filed Mar 23, 2026, estimated cost $233K, described as “Renovation of existing duplex filed in conjunction witgh DOB now pl, st and mh. No change to use, occupancy or egress.”
- Alteration, filed Jan 15, 2026, estimated cost $160K, described as “Interior renovation:removal of non-structural partitions, installation of new non-structural partitions, new dropped gb ceilings & replacement of interior lighting throughout the dwelling unit. No change of user egress or occupancy under…”
- Alteration, filed Jan 15, 2026, estimated cost $11K, described as “The removal and replacement of fixtures in the existing location. No change of use, egress, or occupancy under this application.”
- Alteration, filed Oct 24, 2025, estimated cost $627K, described as “Roof replacement at building main roof. New roofing assembly with insulation; no work to the existing structural deck. No change in use, egress or occupancy.”
- Alteration, filed Oct 23, 2025, estimated cost $203K, described as “General construction to renovate apt 10J and 10K on the 10TH floor (rename 10JK). Work will include demo of non-load bearing partitions, new partitions & finishes, and new plumbing fixtures. No change in use, egress, or occupancy under…”
- Alteration, filed Jul 16, 2025, estimated cost $10K, described as “Partition work in Apartment 5D”
- Alteration, filed Feb 20, 2025, estimated cost $358K, described as “Work includes removal & installation of interior non-bearing partitions & related finishes. Combination of Unit 3N/3P. No change in use, egress, or occupancy is involved”
- Alteration, filed Nov 26, 2024, estimated cost $3K, described as “Installation of a temporary overhead protection 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 May 3, 2024, described as “Installation of suspended scaffold for facade work or inspection”
- Alteration, filed Apr 10, 2024, estimated cost $175K, described as “Scope of work: 1. Update kitchen cabinets- no change to plumbing or gas 2. Replace existing interior doors 3. Update lighting”
- Alteration, filed Mar 28, 2024, estimated cost $3K, described as “Installation of a temporarily heavy-duty sidewalk shed 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 Mar 14, 2024, estimated cost $139K, described as “Facade repairs, including select brick replacement, repointing, sill replacement, lintel replacement and repairs. No change in use, egress or occupancy.”
- Alteration, filed Aug 9, 2023, estimated cost $26K, described as “Minor alterations to residential co-op unit #17R, 17TH floor. No change in occupancy, use, or egress.”
- Alteration, filed May 17, 2022, estimated cost $15K, described as “Plumbing work in relation to apartment combination as per plans filed herewith.”
- Alteration, filed May 17, 2022, estimated cost $88K, described as “16NP: Apartment combination consisting of partitions and finishes as per plans filed herewith. No change to use, egress or occupancy.”
- Alteration, filed May 3, 2021, estimated cost $24K, described as “Cut and replacement of feed branch line back to riser. Connect domestic water and sanitary / vent risers & branch piping to proposed fixtures.”
- Alteration, filed May 3, 2021, estimated cost $128K, described as “Interior alteration of apt 6F including removal & installation of non-load bearing partitions, changes in closet wall locations, addition of bathtub/relocation of pl fixtures, reno of existing bathrooms & kitchen. No change to use,…”
- Alteration, filed May 2, 2021, estimated cost $100K, described as “Alteration of interior of Apartment #16D. Renovation of Kitchen and Bathroom. Minor modifications to partitions. No Change in Occupancy, Use, or Egress.”
- Alteration, filed May 2, 2021, estimated cost $10K, described as “Alteration of one kitchen and one bathroom in Unit #16D”
- Alteration, filed Aug 20, 2020, estimated cost $3K, described as “Filing post-approval amendment to keep the existing tub and the existing sink.”
- Alteration, filed Mar 6, 2020, estimated cost $10K, described as “Install NEW DEP antenna site. Install (2) antennas on bulkhead. Install (1) DCU cabinet on roof at bulkhead and (1) related solar panel on bulkhead. No change in use, egress or occupancy.”
Property taxes
- Assessment
- $35,477,100
- 2026–27 tax
- $3,593,437
- Market value (city estimate)
- $78,838,001
- Taxable value
- $33,162,271
- Assessed land
- $7,004,700
- Assessed improvements
- $28,472,400
- Condo units with their own tax lots
- 10
Zoning
R10A (part of the lot is C2-7A): floor area ratio 12.61 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
- Sep 14, 2026: $760,000
- May 28, 2026: $815,000
- May 21, 2026: $911,334
- May 6, 2026: $795,000
- Mar 5, 2026: $500,000
- Jan 29, 2026: $599,000
- Oct 24, 2025: $895,000
- Sep 17, 2025: $1,120,000
- Sep 10, 2025: $817,500
- Sep 9, 2025: $1,485,000
The 10 most recent of 102 open-market sales since 2016, from the Department of Finance’s sales files.
Board and land use applications
- Change to an earlier grant (Board of Standards and Appeals 36-70-BZ): Change to an earlier grant, Granted, filed Apr 22, 2003, decided Oct 28, 2003. Amendment of a previously approved variance (§72 21) permitting the construction of an 18 story residential building with ground floor commercial uses located within a C2-7A and R10A zoning district. The application seeks to permit, in a…