# 425 Madison Avenue, Manhattan

Commercial · built c. 1927 · Block 1284, Lot 52.

On Umarelli: https://umarelli.org/nyc/1012840052/425-madison-avenue

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

Every lot on block 1284: https://umarelli.org/nyc/manhattan/1284.md

## Building permits

- Alteration, filed May 14, 2026, estimated cost $80K, described as “De janeiro- application is filed for interior renovation in existing retail space-removal & installation of non-load bearing partitions, removal of convenience stair, finishes & all other related work as per plans. No changes to use,…”
- Alteration, filed Apr 22, 2026, estimated cost $3K, described as “Mechanical filing for coc purpose only, all work done under application # M01198715-I1”
- Alteration, filed Jul 1, 2025, described as “Cell site inspection via industrial rope access”
- Alteration, filed Apr 16, 2025, estimated cost $353K, described as “Proposed renovation at existing commercial space for an eating & drinking establishment at the first floor level & storage in the cellar. No change in use, egress and occupancy.”
- Alteration, filed Mar 6, 2025, estimated cost $1K, described as “Erect an non-illuminated sign on wall.not within view of arterial highway or public park 1/2 acre or more. No change in use, egress or occupancy.”
- Alteration, filed Feb 14, 2025, estimated cost $12K, described as “Modification to existing fire sprinkler system for the interior renovation of an existing commercial retail space (dunkin donuts).”
- Alteration, filed Dec 3, 2024, estimated cost $338K, described as “Interior renovation of existing commercial space on the second floor. No change in use, egress, or occupancy.”
- Alteration, filed Jul 31, 2024, estimated cost $60K, described as “Interior renovation for exisitng store. No change of use, egress, occupancy under this application.”
- Alteration, filed Jul 17, 2024, estimated cost $60K, described as “Interior renovation for exisitng store. No change of use, egress, occupancy under this application.”
- Alteration, filed Mar 9, 2023, estimated cost $16K, described as “Filing for sprinkler work associated with dental office renovation as per plans submitted herewith.”
- Alteration, filed Aug 22, 2022, estimated cost $47K, described as “Installation of plumbing fixtures for dental office as per plans filed herewith, no change to use, egress or occupancy.”
- Alteration, filed Aug 22, 2022, estimated cost $238K, described as “Interior renovaiton of an office suite; general construction, mechanical work (air conditioner ductwork), no change to use, egress or occupancy.”
- Alteration, filed Mar 30, 2022, estimated cost $18K, described as “Sprint- Decommission of existing telecommunications site on the roof. Removal of antennas with related equipment on lower roof, interior room with associated equipment and cabling/conduits in basement.”
- Alteration, filed Jul 28, 2021, estimated cost $5K, described as “Carrier: T-Mobile. Modification of existing telecom site. Relocation of (2) sectors (1 antenna per sector). Install (1) additional antenna sector (1 antenna per sector). No change in use, egress, or occupancy.”
- Alteration, filed Oct 29, 2020, described as “Installation of temporary pipe scaffold as per plans. No change in use, egress or occupancy.”
- Alteration, filed Oct 20, 2020, described as “Pipe scaffold proposed installation of pipe scaffold as per plan. No change in use,egress or occupancy.”
- Alteration, filed Oct 20, 2020, described as “Sidewalk shed proposed installation of sidewalk shed as per plan. No change in use,egress or occupancy.”
- Alteration, filed Sep 17, 2020, estimated cost $10K, described as “Replacement of existing gas piping/ riser as per plan. No change in building use, occupancy and/or egress under this application.”
- Alteration, filed Mar 10, 2020, estimated cost $1K, described as “Installation of sidewalk shed in accordance with nycc 2014 chapter 33. No change in egress, use, or occupancy.”
- Alteration, filed Jan 23, 2020, estimated cost $15K, described as “Replace (1) existing HVAC unit on a lower roof. Related air handler in the existing basement equipment room. No change in use, egress or occupancy.”
- Alteration, filed Dec 23, 2019, estimated cost $16K, described as “Modification to at&t site. Install (3) ion-M23 sdars (rrh) and replace (6) rrh units on facade with related equipment. All in conformance with tppn 5/98. No change in use, egress occupancy.”

## Property taxes

- Assessment: $8,104,500
- 2026–27 tax: $879,176
- Market value (city estimate): $18,010,000
- Taxable value: $8,104,500
- Assessed land: $3,114,000
- Assessed improvements: $4,990,500

## Zoning

C5-3: floor area ratio 15.81 built, above the 15.00 base zoning allows, which bonuses, transfers or older rules can permit.

## Flood zone

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

## 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…

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