12 West 27th Street, Manhattan
Commercial · built c. 1913 · Block 828, Lot 56.
Building permits
- Alteration, filed Jul 27, 2026, estimated cost $40K, described as “Interior renovation to 8TH floor consisting of general construction. As per plans filed herewith. No change to use, egress or occupancy.”
- Alteration, filed May 18, 2026, described as “IRA to assist with Condition Assessment”
- Alteration, filed May 14, 2026, estimated cost $55K, described as “Interior renovation consisting of general construction to 9th floor as per plans filed herewith. No change to use, egress or occupancy.”
- Alteration, filed Sep 2, 2025, estimated cost $65K, described as “Replace air conditioning unit.”
- Alteration, filed Aug 13, 2024, estimated cost $5K, described as “Installation of temporary catchall below sidewalk vault. There is no change in occupancy, use, or egress.”
- Alteration, filed Jul 15, 2024, described as “Installation of temporary plywood fence as per plans. No change in use, egress or occupancy.”
- Alteration, filed Apr 3, 2024, estimated cost $103K, described as “Application for change of use and occupancy on the 16TH floor as per plans filed herewith. Work includes interior renovation of non-load bearing partitions, ceilings and finishes.”
- Alteration, filed Mar 28, 2024, estimated cost $300K, described as “Sidewalk vault repair”
- Alteration, filed Dec 28, 2023, estimated cost $42K, described as “Respectfully request to build out accessory wellness area that is part of dance studio. No change in use, egress, or occupancy.”
- Alteration, filed Dec 22, 2023, described as “Renewal of SR20/1823”
- Alteration, filed Mar 2, 2023, estimated cost $20K, described as “Modification of the existing Sprinkler system. No change to use, egress or occupancy.”
- Alteration, filed Oct 13, 2022, estimated cost $20K, described as “Mechanical scope: replace air compressor for fire sprinkler tank. (work on inside sprinkler tank room on roof).”
- Alteration, filed Oct 13, 2022, estimated cost $120K, described as “Replace roof tank water pumps.”
- Alteration, filed Jul 14, 2022, estimated cost $16K, described as “Modification of the sprinkler and plumbing fixtures on the 17th FL. No change of use, egress or occupancy.”
- Alteration, filed Jul 13, 2022, estimated cost $50K, described as “Modification of the Mechanical piping & duct work on the 17th FL office space as per the drawings filed within. No change of use, egress or occupancy.”
- Alteration, filed Jul 13, 2022, estimated cost $208K, described as “General construction of the existing office space on the 17th FL as filed herewith. No change of drawings, egress or occupancy.”
- Alteration, filed Mar 25, 2022, estimated cost $87K, described as “Modification to the existing Sprinkler heads on the 6th FL office space (Standard TV). No change in use, egress or occupancy.”
- Alteration, filed Mar 25, 2022, estimated cost $8K, described as “Modification to the existing Plumbing work on the 6th FL Office space. No change of use, egress, or occupancy.”
- Alteration, filed Mar 25, 2022, estimated cost $200K, described as “Office renovations on the 6th FL (Standard TV ) office space. No change of use, egress or occupancy.”
- Alteration, filed Mar 25, 2022, estimated cost $405K, described as “Herewith filing for 6TH floor interior renovation work per plans. No change in use, occupancy or egress under this application.”
- Alteration, filed Jan 27, 2022, estimated cost $50K, described as “Interior renovation to 17TH floor as per plans filed herewith. No change to use, egress or occupancy.”
- Alteration, filed Jan 27, 2022, estimated cost $45K, described as “Plumbing work to 17th floor as per plans filed herewith. no change to use, egress or occupancy.”
- Alteration, filed Nov 30, 2021, estimated cost $490K, described as “Interior renovation of 3RD floor. No change to use, egress or occupancy.”
- Alteration, filed Nov 9, 2021, estimated cost $53K, described as “Replacement of indoor package unit with a total of 15 tons on the 2ND floor. No change to egress, use, or occupancy.”
- Alteration, filed Oct 19, 2021, estimated cost $30K, described as “Interior renovation consisting of general construction to 3RD floor as per plans filed herewith. No change to use, egress or occupancy.”
21 more, older permits are in this building’s full list on the map.
Property taxes
- Assessment
- $9,398,700
- 2026–27 tax
- $910,477
- Market value (city estimate)
- $20,886,000
- Taxable value
- $8,393,040
- Assessed land
- $2,178,000
- Assessed improvements
- $7,220,700
Zoning
M1-8A/R11: floor area ratio 18.43 built, above the 12.00 base zoning allows, which bonuses, transfers or older rules can permit.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.
Landmarks
Part of Madison Square North Historic District (Historic District). 50 Landmarks Preservation Commission permits are on file.
Board and land use applications
- Midtown South Mixed-Use Plan (MSMX) (City Planning 2024M0142): Zoning map change, Zoning text change, Completed, filed Jan 16, 2025, decided Aug 14, 2025. The Department of City Planning is seeking a Zoning Map amendment from M1-6 and M1-6D to M1-9A/R12, M1-8A/R12, and M1-8A/R11 and a Zoning Text amendment to facilitate the development of housing and support critical economic activity across…
- 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.
- Variance or special permit (Board of Standards and Appeals 166-14-BZ): Variance or special permit, Granted, filed Jul 10, 2014, decided Nov 25, 2014. Special Permit (§73-36) to allow for a physical culture establishment (SoulCycle) within portion of an existing mixed use building. M1-6 zoning district.
- Variance or special permit (Board of Standards and Appeals 53-14-BZ): Variance or special permit, Granted, filed Apr 2, 2014, decided Oct 25, 2014. Special Permit (§73-36) to allow a physical culture establishment (Evolution Muay Thai). M1-6 zoning district.
- Change to an earlier grant (Board of Standards and Appeals 905-51-A): Change to an earlier grant, Granted, filed Mar 19, 1998, decided Nov 17, 1998. Extension of Term
- 12 WEST 27TH ST. (City Planning P1983M1527): Completed, decided Jun 7, 1985. CERT OF GRANDFATHERING DETERMINATION (ZR15-015) FOR 2*UNITS-18 FLRS
- 12 W27TH ST, N.E. CHELSEA (City Planning P1983M0891): Completed, decided May 1, 1984. CERT (Z15-021) 4 DWELLING UNITS