# 427 Washington Street, Manhattan

Co-op · 6 units · built c. 1920 · Block 223, Lot 21.

On Umarelli: https://umarelli.org/nyc/1002230021/427-washington-street

More construction in Tribeca: https://umarelli.org/nyc/manhattan/tribeca.md

Every lot on block 223: https://umarelli.org/nyc/manhattan/223.md

## Building permits

- Alteration, filed May 7, 2026, estimated cost $60K, described as “Direct replacement of mechanical units on the 4TH floor. No change to use, egress, or occupancy.”
- Alteration, filed Dec 11, 2025, estimated cost $75K, described as “Work includes the heating, ventilation, and air conditioning space as purposed in plans.”
- Alteration, filed Jul 11, 2025, estimated cost $200K, described as “Renovation of apartment located on 3rd floor, including removal and replacement of walls and finishes, millwork, doors, appliances, baseboards and cornices, tile at bathroom walls and floors.”
- Alteration, filed Jul 11, 2025, estimated cost $50K, described as “Renovation of an apartment located on the 3rd floor. Work to include removing and replacing plumbing fixtures. Plumbing work as per plans.”
- Alteration, filed Jun 21, 2024, estimated cost $1K, described as “Refiling of application no. 121621441 for replacement boiler and oil burner.”
- Alteration, filed Dec 18, 2023, estimated cost $7K, described as “Cap/remove water heaters and dryer. Test gas risers. Install electric water heaters.”
- Alteration, filed Apr 26, 2023, estimated cost $20K, described as “Replace sign structure to support exisitng advertising sign on wall approved under application # 104835519 . No increase in surface area or degree of non-conformity. Complies with ZR 52-83.”
- Alteration, filed Feb 14, 2023, estimated cost $5K, described as “Removal of wall mounted flex sign in its entirety.”

## Property taxes

- Assessment: $12,387,150
- 2026–27 tax: $480,206
- Market value (city estimate): $27,527,000
- Taxable value: $3,860,489
- Assessed land: $1,989,000
- Assessed improvements: $10,398,150

## Zoning

C6-2A: floor area ratio 8.70 built, above the 6.02 base zoning allows, which bonuses, transfers or older rules can permit.

## Recent sales

- Oct 8, 2025: $3,150,000
- Jan 26, 2024: $2,850,000
- Nov 16, 2017: $5,795,000

Open-market sales since 2016, from the Department of Finance’s sales files.

## Flood zone

Current FEMA flood map: zone AE, high risk: a 1% chance of flooding each year, base flood elevation 10 ft (NGVD29). FEMA’s preliminary map: zone AE, high risk: a 1% chance of flooding each year, base flood elevation 11 ft (NAVD88).

## Board and land use applications

- 428-430 WASHINGTON STREET (City Planning P1989M1003): Completed. 89-182M: BSA VARIANCE TO ENLARGE EXISTING 4-STORY BLDG TO 5-STORIES WITH PROJECT AREA APPROX 17,000SF
- 427 WASHINGTON ST A/K/A 52 VESTRY ST (City Planning P2009M0152): Completed, decided Feb 17, 2009. CERT TO PERMIT A LOFT DWELLING W/IN AREA B2 OF THE TRIBECA\*MIXED-USE DIST
- 427 Washington Street (City Planning 2026M0163): Authorization, Filed. An authorization for one accessory off-street parking space pursuant to ZR §13-442 is being sought by The New Trust in connection with the conversion of an existing storage/loading area into a single accessory residential parking space at…

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