# 447 Ft Washington Avenue, Manhattan

Co-op · 43 units · built c. 1910 · Block 2177, Lot 87.

On Umarelli: https://umarelli.org/nyc/1021770087/447-ft-washington-avenue

More construction in Washington Heights: https://umarelli.org/nyc/manhattan/washington-heights.md

Every lot on block 2177: https://umarelli.org/nyc/manhattan/2177.md

## Building permits

- Alteration, filed Feb 24, 2025, estimated cost $9K, described as “Installation of pipe scaffolding as per plans. All equipment shall comply with ch #33 of the NYC code 2022. No change in use, occupancy or egress under this application.”
- Alteration, filed Dec 20, 2024, estimated cost $19K, described as “Facade Repairs as per plans filed herewith. No change to use, egress, or occupancy.”
- Alteration, filed Dec 22, 2023, estimated cost $30K, described as “Structural framing for apt. 55 as per plans filed herewith. No change to use, egress or occupancy.”
- Alteration, filed Oct 30, 2023, estimated cost $50K, described as “Interior apartment renovation as per plans filed herewith. No change to use, egress, or occupancy.”
- Alteration, filed Oct 30, 2023, estimated cost $12K, described as “Plumbing fixtures modification and associated piping as per plans filed herewith. No change to use, egress, or occupancy.”
- Alteration, filed Sep 8, 2022, described as “Installation of heavy duty sidewalk shed. no change in use, occupancy or egress. work shall comply with chapter 33 of nycc.”
- Alteration, filed Jul 7, 2022, estimated cost $339K, described as “Hereby filing building envelope restoration as per plans filed herewith. No change in use, egress, or occupancy.”
- Alteration, filed Nov 11, 2021, estimated cost $20K, described as “Plumbing work in Apt #32 on the 3rd-floor. No change in use, egress, or occupancy.”
- Alteration, filed Nov 9, 2021, estimated cost $2K, described as “Structural work in apt #32 on the 3RD floor. No change in use, egress, or occupancy.”
- Alteration, filed Nov 4, 2021, estimated cost $180K, described as “General Construction, Structural, and Plumbing work to renovate a single-family unit. No change in use, egress, or occupancy.”
- Alteration, filed Aug 13, 2021, estimated cost $12K, described as “Minor plumbing work for renovation of existing apartment space #24 as per plans filed herewith.no change to use, egress, or occupancy.”
- Alteration, filed Aug 13, 2021, estimated cost $152K, described as “Interior renovation of existing apartment space #24 as per plans filed herewith. No change to use, egress or occupancy.”
- Alteration, filed Jul 22, 2021, described as “Installation of heavy duty sidewalk shed. No change in use, occupancy or egress. Work shall comply with chapter 33 of nycc.”
- Alteration, filed Jun 11, 2021, estimated cost $12K, described as “Minor plumbing work for renovation of existing apartment space #4 as per plans filed herewith. No change to use, egress, or occupancy.”
- Alteration, filed Jun 11, 2021, estimated cost $152K, described as “Interior renovation of existing apartment space #4 as per plans filed herewith. No change to use, egress, or occupancy.”
- Alteration, filed Feb 1, 2021, estimated cost $5K, described as “Plumbing work associated with a kitchen renovation”
- Alteration, filed Feb 1, 2021, estimated cost $30K, described as “Renovation to existing kitchen and partial removal of non-load bearing partitions. No change in use, egress or occupancy.”
- Alteration, filed Oct 26, 2020, estimated cost $12K, described as “Replacement of plumbing fixtures as per plans filed herewith,”

## Property taxes

- Assessment: $2,474,100
- 2026–27 tax: $216,579
- Market value (city estimate): $5,498,000
- Taxable value: $2,156,840
- Assessed land: $377,100
- Assessed improvements: $2,097,000

## Tax breaks

- Co-op and condo abatement, with no end date, a $49,915 credit this tax year.
- J-51 abatement, through Dec 31, 2035, a $2,010 credit this tax year.

## Zoning

R7-2: floor area ratio 4.72 built, above the 3.44 base zoning allows, which bonuses, transfers or older rules can permit.

## Recent sales

- Jun 18, 2025: $720,000
- Nov 7, 2024: $680,000
- Oct 18, 2024: $280,000
- Jun 10, 2024: $750,000
- Apr 25, 2024: $815,000
- Jul 6, 2023: $710,000
- Jun 14, 2023: $729,000
- Apr 24, 2023: $666,023
- Feb 17, 2023: $645,000
- Oct 22, 2021: $635,000

The 10 most recent of 22 open-market sales since 2016, from the Department of Finance’s sales files.

## 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