# 240 Riverside Boulevard, Manhattan

Condominium · 157 units · built 2004 · Block 1171, Lot 7503.

On Umarelli: https://umarelli.org/nyc/1011717503/240-riverside-boulevard

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

Every lot on block 1171: https://umarelli.org/nyc/manhattan/1171.md

## Building permits

- Alteration, filed Mar 25, 2026, estimated cost $22K, described as “Proposed interior renovation of existing apartment #19B. No change to use, egress or occupancy.”
- Alteration, filed Mar 24, 2026, estimated cost $200K, described as “Hereby filing for the interior renovation of existing apartment #19C. No change to use occupancy or egress.”
- Alteration, filed Dec 23, 2025, estimated cost $35K, described as “Scope of work includes construct interior partitions, install doors, and frames as shown. No change in use, occupancy, or egress.”
- Alteration, filed Oct 7, 2025, estimated cost $35K, described as “Installation of heavy duty sidewalk shed. no change in use, occupancy or egress. all work shall comply with chapter 33 of nycbc”
- Alteration, filed Sep 12, 2025, described as “Installation of suspended scaffold for facade work or inspection.”
- Alteration, filed Sep 9, 2025, estimated cost $46K, described as “Exterior facade restoration work and repairs as necessary and per plans submitted. No change in use, occupancy or egress proposed under this application.”
- Alteration, filed Jul 9, 2025, described as “Rope access. Amend #1, added more rope access drops”
- Alteration, filed Feb 14, 2025, estimated cost $149K, described as “Restoration work and repairs at existing Parking garage levels. All work as per plans submitted. No change in use, occupancy or egress proposed under this application.”
- Alteration, filed Sep 19, 2024, estimated cost $325K, described as “Miscellaneous renovations in existing duplex apts 12A/14A, 11th & 12th floors . Work to include removal and replacement of finishes, partitions, ceilings and relocate existing convenience stair. No change in use, egress, nor occupancy.”
- Alteration, filed Nov 27, 2023, described as “Ira for fisp”
- Alteration, filed Apr 5, 2023, estimated cost $15K, described as “Plumbing work associated with the interior renovation within the demising walls of unit 6E. Gc worktype filed separately (M00822720). No change in bulk, use, occupancy, or egress.”
- Alteration, filed Apr 5, 2023, estimated cost $180K, described as “Interior renovation of non-bearing partitions within the demisingwalls of unit 6E; including minor architectural as per plans and plumbing work filed separately. No chg in bulk, use, occ., egress.”
- Alteration, filed May 27, 2022, estimated cost $29K, described as “Plumbing work related to the interior renovation of apartment S2 on the 31ST floor. No change in use egress or occupancy.”
- Alteration, filed May 27, 2022, estimated cost $185K, described as “Filing application for the interior renovation of apartment S2 on the 31ST floor. No change in use egress or occupancy.”
- Alteration, filed May 23, 2022, estimated cost $30K, described as “Plumbing work related to the renovation of apartment 7LM.”
- Alteration, filed May 23, 2022, estimated cost $137K, described as “Modification to interior partitions along with related general construction related to the renovation of apartment 7LM.”
- Alteration, filed May 15, 2022, estimated cost $110K, described as “Renovate existing apartment as per plans filed”
- Alteration, filed Apr 22, 2022, estimated cost $61K, described as “Interior renovation of apartment 3F on the 3RD floor. No change in use, egress or occupancy.”
- Alteration, filed Apr 22, 2022, estimated cost $16K, described as “Plumbing work related to the interior renovation of apartment 3F on the 3RD floor. No change in use, egress or occupancy.”
- Alteration, filed Jul 13, 2021, estimated cost $150K, described as “Interior renovation of non-bearing partitions within the demising walls of unit 22A; including minor architectural as per plans and plumbing work filed separately. No change in bulk, use, occ, or egress.”
- Alteration, filed Jul 13, 2021, estimated cost $21K, described as “Plumbing work within the demising walls of unit 22A in association with application M00551925”
- Alteration, filed Nov 9, 2020, estimated cost $4K, described as “Filing to replace existing fan coil HVAC unit with (2) new fan coil HVAC units.”
- Alteration, filed Apr 13, 2020, estimated cost $6K, described as “Relocate 1 washer/dryer (dryer is electric), install 1 bathtub, 1 lavatory, 1 toilet”
- Alteration, filed Feb 25, 2020, estimated cost $20K, described as “New and relocated plumbing fixtures as per plan, in conjunction with the interior renovation of unit 5GH, application number: 140883729”
- Alteration, filed Nov 15, 2019, estimated cost $30K, described as “Modifications and additions to existing plumbing system in unit 26A”

## Property taxes

- Assessment: $56,576,105
- 2026–27 tax: $6,258,056
- Market value (city estimate): $125,724,925
- Taxable value: $50,641,058
- Assessed land: $2,447,985
- Assessed improvements: $54,128,120
- Condo units with their own tax lots: 343

## Tax breaks

- Nonprofit exemption (college or university), with no end date, about $33,802 a year below the full tax.

## Zoning

R10: floor area ratio 10.83 built, above the 10.00 base zoning allows, which bonuses, transfers or older rules can permit.

## Recent sales

- Aug 27, 2026: $1,500,000, Apt 12D-T
- Jun 5, 2026: $2,150,000, Apt SU 27, sold with other lots
- Dec 11, 2025: $2,950,000, Apt 19 B, sold with other lots
- Nov 26, 2025: $750,000, Apt 6 F
- Nov 25, 2025: $755,000, Apt 5 J, sold with other lots
- Nov 10, 2025: $23,000, Apt SU 68, sold with other lots
- Oct 30, 2025: $2,075,000, Apt 19 C, sold with other lots
- Aug 21, 2025: $730,000, Apt 3 J
- Aug 8, 2025: $39,000, Apt SU131, sold with other lots
- Jul 7, 2025: $1,500,000, Apt 15 OT, sold with other lots

The 10 most recent of 94 open-market sales since 2016, from the Department of Finance’s sales files.

## Flood zone

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

## Board and land use applications

- Appeal (Board of Standards and Appeals 189-05-A): Appeal, Denied, filed Aug 10, 2005, decided Mar 14, 2006. An appeal challenging the Department of Building’s issuance of Temporary Certificate of Occupancies for 240 Riverside Boulevard (Building A) before the completion of the roadway connection between 72nd Street and Riverside Boulevard.
- Appeal (Board of Standards and Appeals 134-03-A): Appeal, Denied, filed Apr 21, 2003, decided Oct 21, 2003. An appeal challenging the Department of Buildings’ March 20, 2003 denial of applicant’s request to revoke the permit for construction at said premises, enforce the conditions of the Special Permit and Restrictive Declaration, Art. II,…

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