# 580 5th Avenue, Manhattan

Commercial · built c. 1927 · Block 1263, Lot 34.

On Umarelli: https://umarelli.org/nyc/1012630034/580-5-avenue

More construction in Midtown West: https://umarelli.org/nyc/manhattan/midtown-west.md

Every lot on block 1263: https://umarelli.org/nyc/manhattan/1263.md

## Building permits

- Alteration, filed Sep 10, 2026, estimated cost $30K, described as “Minor interior renovation of dga office in cellar . No change to use, occupancy or egress.”
- Alteration, filed Jul 7, 2026, estimated cost $50K, described as “Minor interior renovation of suite 1510 . No change to use, occupancy or egress.”
- Alteration, filed Jun 29, 2026, estimated cost $50K, described as “Proposed interior renovation work at suie 610, general construction of interior partitions, minor plumbing work, and the replacement of finishes and some lighting fixtures. No change in use, occupancy, or means of egreess.”
- Alteration, filed May 19, 2026, estimated cost $30K, described as “New heat pump air-conditioning system for 8TH floor common corridor”
- Alteration, filed May 1, 2026, estimated cost $80K, described as “Proposed gut renovation to combine 3 suites on the 12TH floor as per plans submitted herewith. No change in use, means of egress, or bulk.”
- Alteration, filed Mar 30, 2026, estimated cost $25K, described as “Minor interior renovation of suite 711. No change to use, occupancy or egress.”
- Alteration, filed Mar 27, 2026, estimated cost $50K, described as “Minor interior renovation of suite 909. No change to use, occupancy or egress.”
- Alteration, filed Mar 18, 2026, estimated cost $80K, described as “Proposed gut renovation to combine 3 suites on the 12TH floor as per plans submitted herewith. No change in use, means of egress, or bulk.”
- Alteration, filed Mar 16, 2026, estimated cost $158K, described as “Minor interior renovation of suite 1100B. No change to use, occupancy or egress.”
- Alteration, filed Mar 14, 2026, estimated cost $104K, described as “Minor interior renovation of suite 1136. No change to use, occupancy or egress.”
- Alteration, filed Feb 25, 2026, estimated cost $79K, described as “Renovation of office suite 2508. No change to use, egress or occupancy.”
- Alteration, filed Feb 18, 2026, estimated cost $1.1M, described as “Proposed sidewalk vault repairs as per plans filed herewith. no change to use, egress or occupancy”
- Alteration, filed Jan 26, 2026, estimated cost $60K, described as “Structural repairs on the 12TH, 14TH, 19TH and 34TH fl. No change to use, occupancy or egress.”
- Alteration, filed Nov 24, 2025, estimated cost $49K, described as “Renovation of existing office space. New gypsum board and glass partitions, finish/lighting upgrades and new dropped ceilings. No change to use, egress, or occupancy.”
- Alteration, filed Nov 20, 2025, estimated cost $30K, described as “New heat pump air-conditioning system for 9TH floor common corridor”
- Alteration, filed Oct 15, 2025, estimated cost $16K, described as “Minor interior renovation of suite 1720. No change to use, occupancy or egress.”
- Alteration, filed Oct 3, 2025, estimated cost $22K, described as “Install new pedestal for flag post on roof of 34TH floor.”
- Alteration, filed Aug 22, 2025, estimated cost $70K, described as “Install New Catwalk maintenance platform over existing dunnage.”
- Alteration, filed Aug 21, 2025, estimated cost $20K, described as “General construction alterations on the 22nd floor for proposed connection of two existing sweets sharing single entry door; related work as per plans. No proposed change to building use, egress, or occupancy.”
- Alteration, filed Jul 17, 2025, estimated cost $732K, described as “General construction alterations on the 3rd floor for proposed commercial tenant fit-out; related work as per plans. No proposed change in building use, egress, or occupancy.”
- Alteration, filed Jun 10, 2025, estimated cost $75K, described as “General construction alterations on the 4th floor for proposed tenant improvements; related work as per plans. No proposed change to existing use, egress, or occupancy.”
- Alteration, filed Apr 25, 2025, estimated cost $30K, described as “Installation of a water-cooled air conditioning unit, including all associated ductwork, piping, and necessary mechanical connections at 15th Floor.”
- Alteration, filed Apr 23, 2025, estimated cost $30K, described as “New heat pump air-conditioning system for 31ST fl corridor”
- Alteration, filed Mar 17, 2025, estimated cost $20K, described as “Supported scaffold access for worker access. No change in use, egress, or occupancy”
- Alteration, filed Mar 8, 2025, estimated cost $200K, described as “General construction alterations on the 14th floor for proposed commercial tenant alterations and increase to the occupant load on the floor; related work as per plans.”

49 more, older permits are in this building’s full list on the map: https://umarelli.org/nyc/1012630034/580-5-avenue.

## Property taxes

- Assessment: $81,925,650
- 2026–27 tax: $8,300,934
- Market value (city estimate): $182,057,000
- Taxable value: $76,520,410
- Assessed land: $34,155,000
- Assessed improvements: $47,770,650

## Zoning

C5-3 (part of the lot is C6-4.5): floor area ratio 14.86 built, 15.00 allowed by base zoning.

## Flood zone

Current FEMA flood map: zone X, minimal flood hazard.

## Board and land use applications

- Variance or special permit (Board of Standards and Appeals 166-99-BZ): Variance or special permit, Granted, filed Jul 30, 1999, decided Aug 8, 2000. Variance (§72-21) to permit within a C6-4.5 zoning district, the erection of a new elevator bank which would create new noncompliances with regard to rear yards, contrary to Z.R. §§54-31, 33-23, and 33-26.

From New York City and Jersey City public records, refreshed within a day of each release. Sources: https://umarelli.org/sources. Methodology and corrections: https://umarelli.org/methodology