# 434 West 17th Street, Manhattan

Apartment building · 34 units · built 1963 · Block 714, Lot 31.

On Umarelli: https://umarelli.org/nyc/1007140031/434-west-17-street

More construction in Chelsea: https://umarelli.org/nyc/manhattan/chelsea.md

Every lot on block 714: https://umarelli.org/nyc/manhattan/714.md

## Building permits

- Alteration, filed Aug 14, 2025, estimated cost $30K, described as “Interior renovation to combine existing units 25A and 25B into 25AB as per tppn #3/97. Please note, this building is not in the wch special district.”
- Alteration, filed Aug 14, 2025, estimated cost $30K, described as “Interior renovation to combine existing units 17H and 17J into 17HJ as per tppn #3/97. Please note, this building is not in the wch special district.”
- Alteration, filed Nov 30, 2022, estimated cost $5K, described as “Installation of temporary sidewalk shed as per plans. Sidewalk shed shall comply with chapter 33 of the 2022 NYC building code. No change in use, egress or occupancy under this application.”
- Alteration, filed Nov 30, 2022, estimated cost $33K, described as “Installation of temporary sidewalk shed as per plans. Sidewalk shed shall comply with chapter 33 of the 2022 NYC building code. No change in use, egress or occupancy under this application.”
- Alteration, filed Aug 31, 2022, estimated cost $1.5M, described as “Remove and replacement of roof as shown herewith. No changes to egress, occupancy or use.”
- Alteration, filed Aug 31, 2022, estimated cost $1.5M, described as “Removal and replacement of roof as shown herewith. No changes to egress, occupancy or use.”
- Alteration, filed Aug 31, 2022, estimated cost $1.5M, described as “Remove and replacement of roof as shown herewith. No changes to egress, occupancy or use.”
- Alteration, filed Jul 28, 2022, estimated cost $1.5M, described as “Remove and replacement of roof as shown herewith. No changes to egress, occupancy or use.”
- Alteration, filed Nov 6, 2019, estimated cost $15K, described as “Installation of temporary construction fence as per the plans. No change in use, egress and occupancy.”
- Alteration, filed Nov 6, 2019, estimated cost $10K, described as “Installation of temporary construction fence as per the plans. No change in use, egress and occupancy.”
- Alteration, filed Jun 25, 2019, estimated cost $25K, described as “Applying for temporary sidewalk shed on behalf of building owner”
- Alteration, filed Jun 24, 2019, estimated cost $10K, described as “Applying for temporary sidewalk shed permit for building owner.”

## Property taxes

- Assessment: $32,382,000
- Market value (city estimate): $71,960,000
- Taxable value: $0
- Assessed land: $2,947,500
- Assessed improvements: $29,434,500

## Zoning

R8 (part of the lot is C6-3): floor area ratio 3.71 built, 6.02 allowed by base zoning.

## Flood zone

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

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