1 Park Avenue, Manhattan
Condominium · built c. 1926 · Block 888, Lot 7503.
Building permits
- No Work, filed Nov 6, 2026, described as “Robert AM Stern Architects, LLP is planning a holiday party on Thursday, December 10, 2026. There will be 550 people attending the event. The event will be held during the hours of 6:00pm to 9:00pm on the 16th & 17th Floors.”
- Alteration, filed Nov 3, 2026, estimated cost $1K, described as “Installation of temporary plywood enclosure as per plan. No change in use, egress or occupancy.”
- Alteration, filed Aug 26, 2026, estimated cost $84K, described as “Interior renovation of existing tenant space”
- Alteration, filed Aug 3, 2026, estimated cost $326K, described as “Renovation of eating & drinking establishment space(Bakery) at 001,new partitions, new ceiling, lighting, new commercial gas cooking equipment, with new kitchen exhaust, hood, for MECH, GC/OT, PL, SP ,ST, FA, and FS, no change in use,…”
- Alteration, filed Apr 16, 2026, estimated cost $269K, described as “Construction work on the 1st floor as indicated on drawings.”
- Alteration, filed Apr 16, 2026, estimated cost $45K, described as “Installation of fence within 3' from property line as indicated on drawings.”
- Alteration, filed Apr 14, 2026, estimated cost $10K, described as “Plumbing changes on the 1st floor as indicated on drawings.”
- Alteration, filed Apr 14, 2026, estimated cost $9K, described as “Sprinkler changes on the 1st floor as indicated on drawings.”
- Alteration, filed Apr 14, 2026, estimated cost $45K, described as “Mechanical demolition to remove AC units on the 1st floor as indicated on drawings.”
- Alteration, filed Dec 18, 2025, estimated cost $90K, described as “Change grade from #2 fuel oil to truburn renewable fuel oil.”
- No Work, filed Nov 21, 2025, described as “Robert AM Stern Architects, LLP is planning a holiday party on Thursday, December 11, 2025. There will be 399 people attending the event. The event will be held during the hours of 6:00pm to 9:00pm on the 16th & 17th Floors.”
- Alteration, filed Jun 16, 2025, estimated cost $4K, described as “Storage Tenant Space - Sprinkler work on the cellar level as indicated on drawings.”
- Alteration, filed Jun 11, 2025, estimated cost $154K, described as “Storage Tenant Space - Construction work on the cellar level as indicated on drawings.”
- Alteration, filed May 30, 2025, estimated cost $466K, described as “Structural work on the 19th floor (20th floor CO) and roof (21st floor) as indicated on drawings.”
- Alteration, filed May 29, 2025, estimated cost $644K, described as “Construction work on the 18th floor ( 19th floor CO), 19th floor (20th floor CO) and roof (21st floor) as indicated on drawings.”
- Alteration, filed May 22, 2025, estimated cost $10K, described as “Sprinkler work on the 18th floor (19th floor CO) as indicated on drawings.”
- Alteration, filed May 22, 2025, estimated cost $608K, described as “Mechanical Work on the 18th floor (19th floor CO) a indicated on drawings.”
- Alteration, filed May 22, 2025, estimated cost $107K, described as “Plumbing work on the 18th floor (19th floor CO) as indicated on drawings.”
- Alteration, filed Dec 30, 2024, estimated cost $77K, described as “Lounge Project - Construction work on the 1st floor as indicated on drawings.”
- Alteration, filed Nov 21, 2024, estimated cost $11K, described as “ADA Lift - Structural work on the 1st floor as indicated on drawings.”
- Alteration, filed Nov 20, 2024, estimated cost $101K, described as “ADA Lift - Construction work on the 1st floor as indicated on drawings.”
- Alteration, filed Mar 4, 2024, estimated cost $15K, described as “Whitebox - Sprinkler work on the 18th (19th Marketing), 19th floor (Marketing) and roof as indicated on drawings.”
- Alteration, filed Feb 28, 2024, estimated cost $60K, described as “Whitebox - Structural work on the roof as indicated on drawings.”
- Alteration, filed Feb 27, 2024, estimated cost $210K, described as “Whitebox - Construction work on the 18th (19th Marketing), 19th floor (20th Marketing) and roof as indicated on drawings.”
- Alteration, filed Feb 6, 2024, estimated cost $402, described as “Non illuminated non advertising accessory business sign on wall. Sign wording: nyu langone health”
51 more, older permits are in this building’s full list on the map.
Property taxes
- Assessment
- $147,729,905
- 2026–27 tax
- $3,674,130
- Market value (city estimate)
- $328,288,674
- Taxable value
- $34,264,670
- Assessed land
- $47,250,002
- Assessed improvements
- $100,479,903
- Condo units with their own tax lots
- 20
Tax breaks
- Nonprofit exemption (college or university), with no end date, about $11,832,494 a year below the full tax.
Zoning
C5-3 (part of the lot is C6-1): floor area ratio 15.12 built, above the 15.00 base zoning allows, which bonuses, transfers or older rules can permit.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.
Board and land use applications
- Flatiron BID Expansion (City Planning 2021M0260): Business improvement district, Completed, filed Nov 30, 2020, decided May 19, 2021. An application from the Small Business Services (SBS) on behalf of the Flatiron Business Improvement District (BID) to modify the existing plan and expand the BID in Community Districts 4 and 5 of Manhattan.
- Change to an earlier grant (Board of Standards and Appeals 72-06-BZII): Change to an earlier grant, Granted, filed May 11, 2016, decided Jan 24, 2017. Extension of Term of a previously approved Special Permit (§73-36) which permitted the operation of a physical culture establishment (Equinox) within an existing commercial building which expires on September 19, 2016. C5-3/C6-1 zoning…
- Variance or special permit (Board of Standards and Appeals 72-06-BZ): Variance or special permit, Granted, filed Apr 19, 2006, decided Sep 19, 2006. Special permit (§73-36) to allow the proposed PCE within a portion of the first floor and the entire second floor of the existing 18-story commercial building. The premise is located in a C5-3 and C6-1 zoning district. The proposal is…