1005 1st Avenue, Manhattan
College · built c. 1907 · Block 1348, Lot 23.
Building permits
- Alteration, filed Oct 14, 2026, described as “Installation of temporary suspended scaffold equipment. No changes in the means of egress.”
- Alteration, filed May 26, 2026, estimated cost $5K, described as “Use of temporary mini crane construction equipment as per plans filed herewith.”
- Alteration, filed May 8, 2026, estimated cost $5K, described as “Use of temporary mini crane construction equipment as per plans filed herewith.”
- Alteration, filed May 7, 2026, estimated cost $5K, described as “Installation of temporary material hoist 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 2, 2026, estimated cost $20K, described as “Filing DMO (partial demolition plans) as shown.”
- Alteration, filed Feb 6, 2026, estimated cost $5K, described as “Installation of temporary working platofrm as per plans. Platofrm shall comply with chapter #33 of the 2022 code. No change in use, egress or occupancy under this application.”
- Alteration, filed Feb 5, 2026, estimated cost $16K, described as “Installation of pipe scaffolding as per plans. Pipe scaffold shall comply with chapter #33 of the 2022 code. No change in use, egress or occupancy under this application.”
- Alteration, filed Oct 30, 2025, estimated cost $150K, described as “Window replacement work a shown. Glass removal and operable window installation. Limitedmasonry removal at the sills.”
- Alteration, filed Sep 30, 2025, estimated cost $20K, described as “Installation of 7,000 lb dual personnel hoist cars @ north as per plans during construction. Hoist shall comply with chapter #33 of the 2022 code. No change in use, egress or occupancy under this application.”
- Alteration, filed Sep 30, 2025, estimated cost $20K, described as “Installation of 7,000 lb dual personnel hoist cars @ south as per plans during construction. Hoist shall comply with chapter #33 of the 2022 code. No change in use, egress or occupancy under this application.”
- Alteration, filed Aug 26, 2025, estimated cost $150K, described as “Facade work as shown on the plans.”
- Alteration, filed Jul 16, 2025, estimated cost $22K, described as “Installation of heavy duty sidewalk shed and construction plywood fence as per plans. Temporary equipment shall comply with chapter #33 of the 2022 code. No change in use, egress or occupancy under this application.”
- Alteration, filed Jul 14, 2025, estimated cost $10K, described as “Mock up unit as shown on plans”
- Alteration, filed Jun 24, 2025, estimated cost $998K, described as “Interior non-structural demolition as shown on the plans.”
- Alteration, filed May 13, 2025, estimated cost $120K, described as “Facade repairs as shown herewith on plans. No change to use, egress, or occupancy.”
- Major Renovation — Conversion, filed May 7, 2025, estimated cost $66.2M, 417 units added, 27 stories, described as “Application filed for an office to residential conversion and enlargement to the existing building.”
- Alteration, filed Feb 13, 2025, described as “Suspended Scaffolding for Facade Repair”
- Alteration, filed Jul 20, 2020, estimated cost $250K, described as “Replace existing 500 ton chiller in existing location with existing concrete pad in existing mechanical room on 8th floor. No change to egress occupancy or use involved in this application”
Property taxes
- Assessment
- $57,042,450
- 2026–27 tax
- $5,901,073
- Market value (city estimate)
- $126,761,000
- Taxable value
- $54,397,800
- Assessed land
- $20,471,850
- Assessed improvements
- $36,570,600
Zoning
R10 (part of the lot is R8): floor area ratio 11.16 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
- Jul 9, 2025: $103,000,000
- Jul 8, 2022: $740,000
Open-market sales since 2016, from the Department of Finance’s sales files.