# 451 Broadway, Manhattan

Commercial · built c. 1869 · Block 231, Lot 35.

On Umarelli: https://umarelli.org/nyc/1002310035/451-broadway

More construction in SoHo: https://umarelli.org/nyc/manhattan/soho.md

Every lot on block 231: https://umarelli.org/nyc/manhattan/231.md

## Building permits

- Alteration, filed Mar 17, 2025, estimated cost $155K, described as “Scope of work will include 2nd Floor DEMO Partitions with Finishes interior renovation with Installation of Partitions with finishes , Re-finish Flooring ( sanding ) and Millwork , Doors as indicated on plans. No Change in Use ,Occupancy…”
- Alteration, filed Jan 6, 2020, estimated cost $10K, described as “Rearrange mechanical duct system on 3rd and 4th floor. No change to occupancy use or egress under this application.”
- Alteration, filed Jan 6, 2020, estimated cost $11K, described as “Add dishwasher and sink on third floor. Relocate sprinkler heads on 3 and 4th floors. No change to occupancy use or egress under this application.”
- Alteration, filed Apr 10, 2019, estimated cost $9K, described as “Alteration type 3 - construction equipment - sidewalk-shed proposed installation of heavy duty sidewalk shed for remedial repairs as per plans. No change in use occupancy or egress under this application. Live LOAD300 per square feet.…”
- Alteration, filed Apr 2, 2019, estimated cost $4K, described as “Proposed installation of heavy duty sidewalk shed as per plans. Live load 300 lbs per square feet. Sidewalk shed shall comply with chapter #33 of the NYC building code. No change in use, occupancy, or egress under this application.”

## Property taxes

- Assessment: $7,372,350
- 2026–27 tax: $799,753
- Market value (city estimate): $16,383,000
- Taxable value: $7,372,350
- Assessed land: $787,500
- Assessed improvements: $6,584,850

## Zoning

M1-5/R9X: floor area ratio 5.99 built, 9.00 allowed by base zoning.

## Flood zone

Current FEMA flood map: zone X, minimal flood hazard. FEMA’s preliminary map: zone X, moderate risk: a 0.2% chance of flooding each year.

## Landmarks

Part of SoHo-Cast Iron Historic District (Historic District). 47 Landmarks Preservation Commission permits are on file.

## Board and land use applications

- SoHo/NoHo (City Planning 2018M0375): Zoning map change, Zoning text change, Completed, decided Aug 25, 2022. SoHo/NoHo Neighborhood Plan seeks to strengthen SoHo and NoHo as mixed-use neighborhoods and promote equity. The proposal will expand housing opportunities for New Yorkers, reduce burdens for residents and businesses, and support continued…

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