450 West 15th Street, Manhattan
Commercial · built c. 1936 · Block 712, Lot 1.
Building permits
- Alteration, filed Oct 27, 2026, described as “Facade inspection”
- Alteration, filed Apr 21, 2026, estimated cost $1K, described as “Sidewalk shed installation as per plans filed herewith.”
- Alteration, filed Oct 23, 2025, 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 Apr 23, 2025, estimated cost $186K, described as “Facade repairs, no change in use egress or occupancy”
- Alteration, filed Jan 21, 2025, estimated cost $1K, described as “Sidewalk shed installation as per plans filed herewith.”
- Alteration, filed Sep 5, 2024, estimated cost $4K, described as “Sprinkler modifications taking place in the cellar as per plans filed herewith. No change in use, egress or occupancy”
- Alteration, filed Sep 5, 2024, estimated cost $149K, described as “General construction modifications taking place in the cellar & 1st fl as per plans filed herewith. No change in use, egress or occupancy”
- Alteration, filed Sep 4, 2024, estimated cost $391K, described as “Mechanical modifications taking place in the cellar & 1st fl as per plans filed herewith. No change in use, egress or occupancy”
- Alteration, filed Aug 7, 2023, estimated cost $25K, described as “Filing to decom existing antenna site. Removal of 17 antennas, 9 RRU's, 1 GPS ant on roof and equipment in room in penthouse. Initial installation approved under app #121835032 & 110061637 . No change in use, egress, or occupancy. Carrier…”
- Alteration, filed Apr 26, 2022, estimated cost $7.8M, described as “Plumbing modifications taking place on the Cellar, 1-8, Roof floors as per plans filed herewith. No change in use, egress or occupancy”
- Alteration, filed Apr 11, 2022, estimated cost $2.2M, described as “Sprinkler & Standpipe modifications taking place on the Cellar, 1-8th floors & roof as per plans filed herewith. No change in use, egress or occupancy”
- Alteration, filed Apr 8, 2022, estimated cost $3.0M, described as “Plumbing modifications taking place on the Cellar floor as per plans filed herewith. No change in use, egress or occupancy”
- Alteration, filed Apr 5, 2022, estimated cost $18.9M, described as “Mechanical modifications taking place on the cellar, 1-8 floors & roof as per plans filed herewith. No change in use, egress or occupancy”
- Alteration, filed Apr 4, 2022, estimated cost $1.5M, described as “Foundation work as per plans filed herewith. no change in use, egress or occupancy.”
- Alteration, filed Apr 4, 2022, estimated cost $10.0M, described as “Structural modifications taking place on the cellar, 1-9 & roof floor as per plans filed herewith. No change in use, egress or occupancy”
- Alteration, filed Dec 23, 2021, estimated cost $102K, described as “Plumbing modifications (removal of all fixtures & services) taking place on the Cellar, 1-8 and penthouse floors as per plans filed herewith. No change in use, egress or occupancy”
- Alteration, filed Dec 23, 2021, estimated cost $30K, described as “Sprinkler & standpipe modifications taking place on the cellar, 1-8 and penthouse floors as per plans filed herewith. No change in use, egress or occupancy”
- Alteration, filed Dec 22, 2021, estimated cost $126K, described as “Mechanical Modifications ( demolition of mechanical systems) in the entire building (cellar, 1-8, and roof) as per plans filed herewith. No change in use, egress or occupancy”
- Alteration, filed Dec 22, 2021, estimated cost $3.9M, described as “Structural modifications (Minor interior demolition) taking place on the Cellar, 001-008, and penthouse floor as per plans filed herewith. No change in use, egress or occupancy”
- Alteration, filed Dec 21, 2021, estimated cost $370K, described as “Standpipe modifications for Cellar, 1-8 & penthouse as per plans filed here with. no change in use egress or occupancy.”
- Alteration, filed Dec 21, 2021, estimated cost $3.4M, described as “General construction modifications (minor interior demolition) taking place on the cellar, 1-8 and Penthouse floors as per plans filed herewith. No change in use, egress or occupancy”
- Alteration, filed Sep 7, 2021, estimated cost $40K, described as “Remove all furniture and pantry plumbing fixtures, restore office space to original conditional: partitions and bathroom only. No chnage of use, egress or occupancy.”
- Alteration, filed Dec 21, 2020, estimated cost $8K, described as “Sprinkler modifications taking place on the 6th floor as per plans filed herewith. No change in use, egress or occupancy”
- Alteration, filed Nov 25, 2020, estimated cost $1K, described as “Installation of sidewalk shed in accordance with nycc 2014 chapter 33 building code. No change in egress, use, or occupancy.”
- Alteration, filed Aug 20, 2020, 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.”
21 more, older permits are in this building’s full list on the map.
Property taxes
- Assessment
- $55,632,600
- 2026–27 tax
- $6,035,024
- Market value (city estimate)
- $123,628,000
- Taxable value
- $55,632,600
- Assessed land
- $2,979,900
- Assessed improvements
- $52,652,700
Zoning
M1-5: floor area ratio 8.23 built, above the 5.00 base zoning allows, which bonuses, transfers or older rules can permit.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard. FEMA’s preliminary map: zone X, moderate risk: a 0.2% chance of flooding each year.
Recent sales
- May 22, 2019: $591,800,000
Open-market sales since 2016, from the Department of Finance’s sales files.
Board and land use applications
- Special West Chelsea Expansion (City Planning P2014M0069): Completed, decided Jan 28, 2015. Extension of Special West Chelsea District to include south side of West 15th Street between 9th and 10th avenues, and text amendment to clarify street wall and rear yard regulations.