11 West 30th Street, Manhattan
Co-op · 17 units · built c. 1927 · Block 832, Lot 32.
Building permits
- Alteration, filed Aug 6, 2026, estimated cost $100K, described as “Mechanical HVAC installation in conjunction with interior renovation of 3RD floor office space as per plans filed herewith. No change in use, egress, or occupancy.”
- Alteration, filed Aug 5, 2026, estimated cost $200K, described as “Plumbing fixtures and sprinkler modifications in conjunction with interior renovation of 3RD floor office space as per plans filed herewith. No change in use, egress, or occupancy.”
- Alteration, filed Aug 3, 2026, estimated cost $800K, described as “Interior renovation of 3RD floor office space as per plans filed herewith. No change in use, egress, or occupancy.”
- Alteration, filed Jun 18, 2026, estimated cost $3K, described as “Mechanical work for renovations of Co-op dwelling with an installation of (2) new air-cooled cooled split systems. Toilet and Kitchen exhaust systems as per plans field herewith.”
- Alteration, filed May 27, 2026, estimated cost $180K, described as “Demolition of non load-bearing interior partitions, construction of new partitions, removal and replacement of exterior door and exterior railing.”
- Alteration, filed Dec 31, 2025, estimated cost $72K, described as “Interior demolition of non-loading partitions as per plans filed herewith. No chnage in use, egress, or occupancy.”
- Alteration, filed Nov 10, 2025, estimated cost $60K, described as “Interior office renovation at second, third, and fourth floors. No change to use, egress, or occupancy.”
- Alteration, filed Nov 10, 2025, estimated cost $5K, described as “Mechanical work being filed in conjunction with interior office renovation at second, third, and fourth floors. No change to use, egress, or occupancy.”
- Alteration, filed Aug 27, 2025, estimated cost $20K, described as “Interior renovation of existing apt 10F on 1OTH floor. Replace existing doors and lighting fixtures. No change in use, egress or occupancy”
- Alteration, filed Apr 2, 2025, estimated cost $166K, described as “Apt # 7R reno, consisting of interior demo, new non-loading partitions, windows replacement in existing openings, lower sill of 1 window for bi-fold door to exterior terrace & perimeter railing at same. No change to use egress or occupancy.”
- Alteration, filed Mar 24, 2025, estimated cost $60K, described as “Proposed interior renovation for reconfiguration of Kitchen, replacement of flooring in Primary bedroom, den & primary bathroom; also removal of interior sliding door & non-load bearing glass partition as per plans. No change to use,…”
- Alteration, filed Oct 29, 2024, described as “Installation of temporary plywood fence as per plans. No change in use, egress or occupancy.”
- Alteration, filed Mar 25, 2024, estimated cost $188K, described as “General interior renovation of 5th Floor apartment, new interior partition changes. No Change to Use, Occupancy or egress.”
- Alteration, filed Mar 25, 2024, estimated cost $29K, described as “Plumbing / gas fixture modifications for 5th Floor apartment”
- Alteration, filed Mar 25, 2024, estimated cost $36K, described as “Mechanical work for renovations of Co-op dwelling with an installation of (2) new air-cooled cooled split systems. Toilet and Kitchen exhaust systems as per plans field herewith.”
- Alteration, filed Mar 25, 2024, estimated cost $5K, described as “Structural work in tandem with general construction renovations for the 5TH floor apartment. Structural work consists of wall opening for two proposed windows in exterior brick wall”
- Alteration, filed Mar 25, 2024, estimated cost $21K, described as “Modification to existing sprinkler system.”
- Alteration, filed Jan 31, 2024, described as “Facade repairs, scaffold inspections, three men letter.”
- Alteration, filed Jan 22, 2024, estimated cost $11K, described as “Installation of 3 ton split system on floor 012. No change to egress, use, or occupancy.”
- Alteration, filed Jan 17, 2024, described as “Installation of temporary pipe scaffold as per plans. No change in use, egress or occupancy.”
- Alteration, filed Dec 4, 2023, estimated cost $12K, described as “Plumbing work to renovate apt. 12R per plans. No change in egress, occupancy or use is involved under this application.”
- Alteration, filed Dec 4, 2023, estimated cost $99K, described as “Interior renovation with minor demolition. Remove & relocate non-load bearing partitions & ceilings per plans. No change in egress, occupancy or use is involved under this application.”
- Alteration, filed Nov 28, 2023, described as “Installation of temporary sidewalk shed as per plans. No change in use, egress or occupancy.”
- Alteration, filed Sep 27, 2023, estimated cost $463K, described as “Cycle 9 FISP repairs. No change in use, egress or occupancy.”
- Alteration, filed Jul 13, 2021, estimated cost $73K, described as “Lobby and mailroom renovation, no change to use, egress or occupancy.”
4 more, older permits are in this building’s full list on the map.
Property taxes
- Assessment
- $8,090,100
- 2026–27 tax
- $852,210
- Market value (city estimate)
- $17,978,000
- Taxable value
- $7,634,980
- Assessed land
- $639,000
- Assessed improvements
- $7,451,100
Tax breaks
- Co-op and condo abatement, with no end date, a $97,522 credit this tax year.
Zoning
M1-8A/R12: floor area ratio 12.58 built, 15.00 allowed by base zoning.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.
Recent sales
- Jul 20, 2026: $1,995,000
- Apr 7, 2026: $3,200,000
- Jun 24, 2025: $2,200,000
- Mar 19, 2024: $3,310,000
- Jan 29, 2024: $3,310,000
- Jul 19, 2023: $2,960,000
- May 25, 2023: $1,637,500
- Mar 17, 2023: $1,300,000
- Sep 10, 2019: $2,385,000
- Jan 14, 2019: $3,600,000
The 10 most recent of 13 open-market sales since 2016, from the Department of Finance’s sales files.
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.