# 90 Riverside Drive, Manhattan

Co-op · 107 units · built c. 1926 · Block 1244, Lot 63.

On Umarelli: https://umarelli.org/nyc/1012440063/90-riverside-drive

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

Every lot on block 1244: https://umarelli.org/nyc/manhattan/1244.md

## Building permits

- Alteration, filed Aug 14, 2026, described as “Installation of swing stage scaffold as per plan and in accordance with Chapter 33 of NYC Building Code. No change in use, egress, or occupancy.”
- Alteration, filed Jun 22, 2026, estimated cost $3K, described as “Installation of a temporarily 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 Jun 18, 2026, estimated cost $3K, described as “Installation of a temporarily heavy-duty sidewalk shed 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 Jun 12, 2026, estimated cost $3K, described as “Installation Of Temporary Material Hoists As per Plans Submitted. Work shall comply with 2022 building codes chapter 33. No change in use, egress and/or occupancy with this application.”
- Alteration, filed Jun 5, 2026, estimated cost $271K, described as “Interior renovation of existing apartment #16E on the 16TH floor. No change to use, egress or occupancy.”
- Alteration, filed May 5, 2026, estimated cost $528K, described as “General construction for limited exterior repairs as per plans filed herewith. No change in use, egress or occupancy.”
- Alteration, filed Jun 11, 2024, estimated cost $502K, described as “Installation of new breeching and chimney liner. Installation of related piping and required general construction. No change in egress or occupancy.”
- Alteration, filed Apr 9, 2024, estimated cost $44K, described as “Interior renovation of 10th floor apartment 10B as per plans submitted.”
- Alteration, filed Jan 26, 2024, described as “Installation of temporary heavy duty sidewalk shed 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 Oct 9, 2023, estimated cost $160K, described as “Interior renovation of apt. #7B. No change of use, egress or occupancy. Ac unit installation and associated work in apt. #7B.”
- Alteration, filed Oct 9, 2023, estimated cost $30K, described as “New plumbing work #7B. In conjunction with # M00941697”
- Alteration, filed Sep 29, 2023, estimated cost $70K, described as “Filing herewith drawings indicating modification to the existing mechanical systems. No change in use, egress, or occupancy under this application.”
- Alteration, filed Sep 27, 2023, estimated cost $29K, described as “Filing herewith drawings indicating the modification to the existing plumbing system. No change is use, egress, or occupancy under this application.”
- Alteration, filed Sep 25, 2023, estimated cost $388K, described as “Filing herewith drawings indicating interior renovation to apt 15A. No change in use, egress, or occupancy under this filing.”
- Alteration, filed Jun 12, 2023, estimated cost $24K, described as “Create openings in exterior wall for ptac sleeves and installation of ptac units. No change in use,occupancy or egress under this application.”
- Alteration, filed Jun 1, 2023, estimated cost $45K, described as “Removal and relocation of interior partitions with floor, wall and ceiling replacements for kitchen and bathroom renovations in apartment 14F on 14th floor. No change in occupancy use or egress.”
- Alteration, filed Jun 1, 2023, estimated cost $11K, described as “Exterior work for new through-wall openings for mh equipment as per plans filed herewith. No change to use, egress, or occupancy.”
- Alteration, filed Apr 6, 2023, estimated cost $33K, described as “Plumbing fixtures modification and associated piping in apt 7A located on 7TH floor of residential building as per plans filed herewith. No change to use, egress, or occupancy.”
- Alteration, filed Apr 6, 2023, estimated cost $108K, described as “Mechanical units' installation and associated duct and piping as per plans filed herewith. No change to use, egress, or occupancy.”
- Alteration, filed Apr 6, 2023, estimated cost $226K, described as “Interior renovation of apt 7A located on 7TH floor as per plans filed herewith. No change to use, egress, or occupancy.”
- Alteration, filed Dec 20, 2022, estimated cost $84K, described as “Mechanical work for apt 15G renovations.”
- Alteration, filed Dec 19, 2022, estimated cost $23K, described as “Plumbing work for renovations of apt 15G as per plans filed herewith.”
- Alteration, filed Dec 12, 2022, estimated cost $225K, described as “Renovations to apt 15G as per plans filed herewith. No change in use, egress or occupancy”
- Alteration, filed Jul 6, 2022, estimated cost $1K, described as “Installation of 106 lf heavy duty sidewalk shed as per plans. No change to egress, use, or occupancy.”
- Alteration, filed Nov 8, 2021, estimated cost $1K, described as “Installation of betamax material hoist as per plans. No change to egress, use, or occupancy.”

8 more, older permits are in this building’s full list on the map: https://umarelli.org/nyc/1012440063/90-riverside-drive.

## Property taxes

- Assessment: $26,668,350
- 2026–27 tax: $2,690,595
- Market value (city estimate): $59,263,000
- Taxable value: $25,824,980
- Assessed land: $3,386,250
- Assessed improvements: $23,282,100

## Tax breaks

- Co-op and condo abatement, with no end date, a $522,507 credit this tax year.

## Zoning

R8B (part of the lot is R10A): floor area ratio 13.13 built, above the 4.00 base zoning allows, which bonuses, transfers or older rules can permit.

## Recent sales

- Jun 18, 2026: $2,018,250
- Jun 9, 2026: $2,700,000
- May 21, 2026: $792,000
- Mar 10, 2026: $4,800,000
- Feb 2, 2026: $2,225,000
- Dec 16, 2025: $10,995,000
- Jul 25, 2025: $2,500,000
- Aug 15, 2024: $2,025,000
- Mar 8, 2024: $5,995,000
- Sep 18, 2023: $1,995,000

The 10 most recent of 36 open-market sales since 2016, from the Department of Finance’s sales files.

## Flood zone

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

## Landmarks

Part of Riverside-West End Historic District Extension I (Historic District). 50 Landmarks Preservation Commission permits are on file.

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