420 7th Avenue, Manhattan
Retail condominium · built 1969 · Block 783, Lot 7501.
Building permits
- Alteration, filed Sep 12, 2025, estimated cost $173K, described as “Installation on walkable grating platform around existing rooftop units.”
- Alteration, filed Oct 24, 2024, estimated cost $15K, described as “Filing herewith plumbing scope to remove & cap existing incoming gas connection. No change in use, egress or occupancy.”
- Alteration, filed Aug 21, 2024, estimated cost $58K, described as “Modification to existing Plumbing fixtures and sprinklers as per plans filed herewith. No change in use, egress or occupancy.”
- Alteration, filed Aug 21, 2024, estimated cost $85K, described as “Installation of interior non bearing partitions as per plans filed herewith. No change in use, egress or occupancy.”
- Alteration, filed Aug 21, 2024, estimated cost $100K, described as “Modification to existing HVAC system as per plans filed herewith. No change in use, egress or occupancy”
- No Work, filed Mar 4, 2024
- Alteration, filed Oct 13, 2023, estimated cost $225K, described as “Installation of interior non bearing partitions as per plans filed herewith. No change in use, egress or occupancy.”
- Alteration, filed Oct 13, 2023, estimated cost $125K, described as “Modification to existing Plumbing fixtures and sprinkler system as per plans filed herewith. No change in use, egress or occupancy.”
- Alteration, filed Oct 13, 2023, estimated cost $150K, described as “Modification to existing HVAC system as per plans filed herewith, including kitchen rangehood ventilation system. No change in use, egress or occupancy.”
- Alteration, filed Jul 31, 2023, estimated cost $300K, described as “Modification to existing Plumbing fixtures and sprinkler as per plans filed herewith. No change in use, egress or occupancy.”
- Alteration, filed Jul 31, 2023, estimated cost $300K, described as “Modification to existing HVAC system as per plans filed herewith. No change in use, egress or occupancy.”
- Alteration, filed Jul 7, 2023, estimated cost $31K, described as “Modifications to mechanical systems as per plans filed herewith. No change of use, occupancy or egress.”
- Alteration, filed Jul 6, 2023, estimated cost $15K, described as “Modifications to sprinkler systems as per plans filed herewith. No change of use, occupancy or egress.”
- Alteration, filed Jun 29, 2023, estimated cost $160K, described as “Removal and installation of interior non-bearing partitions and related finishes as per plans filed herewith. No change in use, occupancy or egress.”
- Alteration, filed Jun 5, 2023, estimated cost $300K, described as “Modification to existing Plumbing fixtures and sprinkler as per plans filed herewith. No change in use, egress or occupancy.”
- Alteration, filed Jun 5, 2023, estimated cost $400K, described as “Installation of VRF systems for cooling and heating and Kitchen exhaust systems for removal of type 1 hood exhaust. No change in use, egress, or occupancy.”
- Alteration, filed Jun 5, 2023, estimated cost $1.5M, described as “Alterations including fit out of existing 2-story interior space and 2nd floor terrace with partitions, ceilings, and finishes. No change to use, egress, or occupancy.”
- Alteration, filed Mar 27, 2023, estimated cost $50K, described as “Minor interior partition changes for store with kitchen, ug # 6, as per plans filed in conjuntion with # M08000467, # M08000452, # M08000440 & M08000467. No change to use, egress or occupancy.”
- Alteration, filed Mar 26, 2023, estimated cost $10K, described as “Installation of steel for support of a/c units as per plans filed in conjuntion with #M008000384, # M08000440, # M08000452 & # M08000467. No change to use, egress or occupancy filed under this application.”
- Alteration, filed Mar 24, 2023, estimated cost $22K, described as “Installation of new sprinkler heads as per plans filed in conjuntion with # M08000452, # M08000440, # M08000384 & M08000481. No change to use, egress or occupancy.”
- Alteration, filed Mar 24, 2023, estimated cost $18K, described as “Installation of plumbing fixtures and fire suppression shut off valve for cooking at commercial space with related piping as per plans filed in conjuntion with # M08000467, # M08000452, # M08000384 & M08000467. No change to use egress or…”
- Alteration, filed Mar 24, 2023, estimated cost $160K, described as “Installation of mechanical equipment for commercial kitchen as per plans filed in conjuntion with # M08000467, # M08000440, # M08000384 & M08000481. No change to use, egress or occupancy.”
- Alteration, filed Feb 10, 2023, described as “Installation of temporary supported scaffold per plan submitted. Work shall comply with 2022 building codes chapter 33. No change in use, egress and/or occupancy with this application.”
- Alteration, filed Jan 30, 2023, described as “Installation of temporary heavy duty sidewalk shed per plan submitted. Work shall comply with 2014 building codes chapter 33. No change in use, egress and/or occupancy with this application.”
- Alteration, filed Jun 22, 2022, estimated cost $1K, described as “Removal of interior non-bearing partitions and related finishes as per plans filed herewith. No change in use, occupancy or egress.”
20 more, older permits are in this building’s full list on the map.
Property taxes
- Assessment
- $27,449,550
- 2026–27 tax
- $2,642,137
- Market value (city estimate)
- $60,999,000
- Taxable value
- $25,734,956
- Assessed land
- $19,350,000
- Assessed improvements
- $8,099,550
- Condo units with their own tax lots
- 2
Zoning
C6-6: floor area ratio 2.34 built, 15.00 allowed by base zoning.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.
Board and land use applications
- 1 Penn Plaza - East Plaza Cafe (City Planning 2025M0441): Certification, Completed, filed May 8, 2026. Application pursuant to Section 37-73(b) for a certification (ZC) to allow an open air cafe in an existing public plaza at 1 Penn Plaza in Midtown Manhattan, Community District 5, Manhattan. The proposed open air cafe would total 1,511…