# 419 East 91st Street, Manhattan

Care facility · built c. 1920 · Block 1571, Lot 14.

On Umarelli: https://umarelli.org/nyc/1015710014/419-east-91-street

More construction in Upper East Side: https://umarelli.org/nyc/manhattan/upper-east-side.md

## Building permits

- Alteration, filed Mar 22, 2024, described as “Application for the installation and use of suspended scaffold as per plans filed here. No change in egress, use or occupancy.”
- Alteration, filed Aug 22, 2023, estimated cost $25K, described as “Install an emergency generator in conjunction with Alt 140993398”
- Alteration, filed Aug 9, 2021, estimated cost $10K, described as “Cap and removal of wet sprinkler system at existing 3-story building. This job is in conjunction with partial demolition JOB#M00563313-I1. No change of use, egress, or occupancy under this application.”
- Alteration, filed Jul 29, 2021, estimated cost $23K, described as “Proposed means and methods of demolition in conjunction with ALT1 application number 140993398.”
- Alteration, filed Jun 24, 2021, estimated cost $1K, described as “Installation of temporary overhead protection as per plans. No change in use, egress or occupancy.”
- Alteration, filed Jun 24, 2021, described as “Installation of temporary pipe scaffold as per plans. No change in use, egress or occupancy.”
- Alteration, filed Jun 24, 2021, estimated cost $1K, described as “Installation of temporary roof protection as per plans. No change in use, egress or occupancy.”
- Alteration, filed May 25, 2021, estimated cost $125K, described as “Foundation work in conjunction with ALt1 filing #140993398”
- Alteration, filed May 14, 2021, described as “Installation of temporary sidewalk shed as per plans. No change in use, egress or occupancy.”
- Alteration, filed Apr 21, 2021, estimated cost $406K, described as “Plumbing work as per plans in conjunction with ALT1 application #140993398. Provide new sprinkler system to entire building according to NYC bc and n.f.p.a.#13-2007.”
- Alteration, filed Apr 21, 2021, estimated cost $19K, described as “Provide new Mechanical system for entire building as per plans, in conjunction with Alt1 application 140993398.”
- Alteration, filed Apr 15, 2021, estimated cost $547K, described as “Structural work in conjunction with ALt1 Application #140993398”
- Alteration, filed Mar 15, 2021, estimated cost $3K, described as “Temporary bracing of parapet wall to comply with IED number 16034 as per plans filed no change in use, egress or occupancy”
- Alteration, filed Feb 3, 2021, estimated cost $1K, described as “Install constriction fence as per plans filed. fence should not extend 3' past the property line without DOT permits”

## Property taxes

- Assessment: $2,304,900
- 2026–27 tax: $157,398
- Market value (city estimate): $5,122,000
- Taxable value: $1,450,936
- Assessed land: $1,669,500
- Assessed improvements: $635,400

## Zoning

C8-4: floor area ratio 6.44 built, above the 5.00 base zoning allows, which bonuses, transfers or older rules can permit.

## Recent sales

- Oct 28, 2025: $14,900,000
- Jul 21, 2020: $4,300,000, 4,554 sq ft ($944 per sq ft)

Open-market sales since 2016, from the Department of Finance’s sales files.

## Flood zone

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

## In the news

[419 East 91 Street Completes Construction on Manhattan’s Upper East Side](https://newyorkyimby.com/2025/11/419-east-91-street-completes-construction-on-manhattans-upper-east-side.html), New York YIMBY, Nov 30, 2025.

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