100 5th Avenue, Manhattan
Condominium · built c. 1906 · Block 817, Lot 7502.
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Building permits
- Alteration, filed Jul 27, 2026, estimated cost $2K, described as “Erect illuminated accessory business wall sign reading "blue pearl pet hospital"”
- Alteration, filed Jul 27, 2026, estimated cost $2K, described as “Erect illuminated accessory business wall sign reading "specialty & emergency"”
- Alteration, filed Mar 24, 2026, estimated cost $350, described as “Non-illuminated non-advertising accessory wall sign - in property lines - pura vida miami. No change of use, egress or occupancy.”
- Alteration, filed Mar 24, 2026, estimated cost $1K, described as “Non-illuminated non-advertising accessory wall sign - in property lines - pura vida miami. No change of use, egress or occupancy.”
- Alteration, filed Feb 6, 2026, estimated cost $100K, described as “Interior alterations of existing 7TH floor commercial office space to include non-load bearing demo, partition and finishes work. No change to use, occupancy or egress”
- Alteration, filed Jan 22, 2026, estimated cost $400K, described as “Structural work associated with reinforcement of sidewalk framing and replacement of sidewalk flags. No change to use, occupancy or egress”
- Alteration, filed Jan 14, 2026, estimated cost $100K, described as “Interior alterations of existing 17TH floor commercial office space to include minor non-load bearing demolition and partition work. No change to use, occupancy or egress”
- Alteration, filed Nov 25, 2025, estimated cost $1.3M, described as “Interior alterations to existing 10TH floor commercial office space to include non-load bearing demo, partition and finishes work. No change to use, occupancy or egress”
- Alteration, filed Oct 30, 2025, estimated cost $300K, described as “Interior renovation, eating/drinking establishment, less than 75 people. Existing storage/offices on 1st, Mezzanine level to be renovated (UG6 to be maintained). No change to use, egress, or occupancy. MEP filed subsequently”
- Alteration, filed Sep 30, 2025, estimated cost $18K, described as “Application filed for interior removal of non-load bearing partitions, ceilings, and finishes on the 1ST floor as per plans filed herewith. No change in use, egress, or occupancy.”
- Alteration, filed Apr 16, 2025, estimated cost $1K, described as “Installation of temporary sidewalk shed as per plan. No change in use, egress or occupancy.”
- Alteration, filed Apr 10, 2025, estimated cost $32K, described as “HVAC unit replacement for two units. No Sprinkler or Fire Alarm would be revised for this equipment replacement.”
- Alteration, filed Feb 3, 2025, estimated cost $30K, described as “Interior alterations of existing 9TH floor commercial space. No change to use, occupancy or egress”
- Alteration, filed Nov 6, 2024, estimated cost $454K, described as “Installation of new windows & doors, pavers and finishes. No change to use, occupancy or egress.”
- Alteration, filed Sep 23, 2024, estimated cost $1.5M, described as “Interior renovations on the 20th floor. No change in occupancy, use or egress.”
- Alteration, filed Jul 25, 2024, estimated cost $32K, described as “Application filed for interior removal of non-load bearing partitions, ceilings, and finishes on the 1ST floor as per plans filed herewith. No change in use, egress, or occupancy.”
- Alteration, filed Jun 26, 2024, estimated cost $150K, described as “Interior alterations of existing 11TH floor commercial office space. No change to use, occupancy or egress”
- Alteration, filed Jun 26, 2024, estimated cost $150K, described as “Interior alterations of existing 12TH floor commercial office space. No change to use, occupancy or egress”
- Alteration, filed May 22, 2024, estimated cost $80K, described as “Interior alterations to existing ground floor lobby. No change to use, occupancy or egress”
- Alteration, filed May 8, 2024, estimated cost $25K, described as “Plumbing work to offset of existing san, vent, cw risers at ceiling of 10TH floor and reconnection at ceiling of 12TH floor as per plans file dherewith. No change to use, egress or occupancy.”
- Alteration, filed Feb 23, 2024, estimated cost $80K, described as “Minor demolition and general construction of existing 10TH floor commercial space. No change to use, occupancy or egress”
- Alteration, filed Jan 29, 2024, estimated cost $16K, described as “Additional Structural work items for ADA Compliant Ramp Installation approved under DOB Job #140964302. No change to use, egress, or occupancy.”
- Alteration, filed Jan 28, 2024, estimated cost $25K, described as “General construction for interior cosmetic demolition only as per plans filed herewith. No change to use, occupancy or egress.”
- Alteration, filed Oct 6, 2023, estimated cost $200K, described as “Minor demolition and general construction.no change to use, occupancy or egress as per plans filed herewith.”
- Alteration, filed Jul 31, 2023, estimated cost $3K, described as “Replace non-illuminated storefront business awning, no change in use, egress, and occupancy.”
45 more, older permits are in this building’s full list on the map.
Property taxes
- Assessment
- $57,905,100
- 2026–27 tax
- $5,814,025
- Assessed land
- $6,750,000
- Assessed improvements
- $51,155,100
Zoning
C6-4M (part of the lot is C6-2M): floor area ratio 15.58 built, above the 10.00 base zoning allows, which bonuses, transfers or older rules can permit.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.