623 11th Avenue, Manhattan
Commercial · built c. 1920 · Block 1093, Lot 36.
Building permits
- Alteration, filed Dec 1, 2025, estimated cost $3K, described as “Proposed to cut, cap and demolish sprinkler system in conjunction with full demo job # M01232441. No change to use, egress or occupancy under this application.”
- Alteration, filed Nov 6, 2025, estimated cost $160, described as “Proposed construction fence. No change to use, egress or occupancy under this application.”
- Alteration, filed Nov 5, 2025, described as “Installation of temporary 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.”
- Demolition, filed Aug 1, 2025, estimated cost $100K, described as “Full demolition to a one story building”
- Alteration, filed Sep 10, 2018, estimated cost $5K, described as “This application is being filed for the installation of a temporary fence as per plans submitted herewith. No change in use, egress or occupancy in this application.”
Property taxes
- Assessment
- $773,100
- 2026–27 tax
- $83,866
- Market value (city estimate)
- $1,718,000
- Taxable value
- $773,100
- Assessed land
- $445,500
- Assessed improvements
- $327,600
Zoning
M2-4: floor area ratio 2.39 built, 5.00 allowed by base zoning.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.