100 3rd Avenue, Manhattan
Mixed use · 6 units · built c. 1930 · Block 558, Lot 30.
Building permits
No building permits on file for this lot.
Property taxes
- Assessment
- $4,410,900
- 2026–27 tax
- $199,329
- Market value (city estimate)
- $9,802,000
- Taxable value
- $1,602,455
- Assessed land
- $409,500
- Assessed improvements
- $4,001,400
Zoning
C6-2A: floor area ratio 5.85 built, 6.02 allowed by base zoning.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.
Board and land use applications
- Union Square South (City Planning 2019M0123): Completed, decided Nov 4, 2020. This is an application by the Department of City Planning requesting a zoning map and zoning text amendment to expand the Special Union Square District, create a new subdistrict (Subdistrict B), and establish a special permit for new hotel…