830 3rd Avenue, Manhattan
Commercial · built 1958 · Block 1305, Lot 40.
Building permits
- Alteration, filed Mar 25, 2026, estimated cost $3K, described as “Construction fence as per drawings. Construction fence shall comply with ch #33 of the NYC bc. No change in use, occupancy or egress under this application.”
- Alteration, filed Apr 24, 2025, estimated cost $10K, described as “Temporary removal of existing glass facade and install metal roll down gate for debris removal operation. Facade to be restore back to original condition after debris removal operation is completed. No changes to use, egress or occupancy.”
- Major Renovation — Conversion, filed Sep 17, 2024, estimated cost $12.0M, 188 units added, 14 stories, described as “Convert existing office into residential units on 2ND to 14TH floor as per plan. And obtain new c of o.”
- Alteration, filed Mar 13, 2023, estimated cost $160K, described as “Herewith filing for the removal of interior non-load bearing partitions to create open office space on the 11th & 12th floors and penthouse. No change in use, egress, or occupancy.”
- Alteration, filed Sep 7, 2022, estimated cost $120K, described as “Interior alterations of existing 1ST floor commercial space to include partition and carpentry work. No change to use, occupancy or egress”
- Alteration, filed Sep 17, 2019, estimated cost $2K, described as “Illuminated non advertising accessory wall sign - republic bank- no change to use, egress or occupancy.”
- Alteration, filed Sep 17, 2019, estimated cost $200K, described as “Sprinkler modifications for local law 26 compliance as per plans filed herewith. No change in use, egress or occupancy.”
- Alteration, filed Sep 17, 2019, estimated cost $2K, described as “Illuminated non advertising accessory wall sign - republic bank- no change to use, egress or occupancy.”
- Alteration, filed Jul 26, 2019, estimated cost $1.6M, described as “Job filed herewith to erect a temporary plywood construction fence for work related to NYC DOB job #123720330 as per 2014 NYC bc 3301.9 and 3307.7. No change in use, egress, or occupancy proposed.”
- Alteration, filed Jul 12, 2018, estimated cost $5K, described as “Installation of Construction Fence as per plans filed herewith. No change in use, egress, or occupancy under this application.”
- Alteration, filed May 4, 2018, estimated cost $5K, described as “Installation of Sidewalk Shed as per plans filed herewith. No change in use, egress, or occupancy under this application.”
Property taxes
- Assessment
- $18,878,400
- 2026–27 tax
- $1,979,913
- Market value (city estimate)
- $41,952,000
- Taxable value
- $18,251,410
- Assessed land
- $5,625,000
- Assessed improvements
- $13,253,400
Zoning
C6-6: floor area ratio 15.00 built, 15.00 allowed by base zoning.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.
Recent sales
- Aug 29, 2022: $72,000,000
Open-market sales since 2016, from the Department of Finance’s sales files.
Board and land use applications
- Greater East Midtown - Special Subdistrict (City Planning P2016M0316): Completed, decided Aug 15, 2017. This is an application by NYC Department of City Planning requesting a text amendment to establish the East Midtown Subdistrict and extend the Special Midtown District, and to rezone a half-block area from C5-2 to C5-3 to reinforce the…