451 Washington Street, Manhattan
Co-op · 6 units · built c. 1892 · Block 224, Lot 24.
Building permits
- Alteration, filed Jan 27, 2026, described as “Installation of temporary pipe scaffold as per plans. No change in use, egress or occupancy.”
- Alteration, filed Mar 9, 2022, estimated cost $100K, described as “Modification to existing HVAC system as per plans filed herewith. No change in use, egress or occupancy under this application.”
- Alteration, filed Mar 9, 2022, estimated cost $30K, described as “Modification to existing Sprinkler system as per plans filed herewith. No change in use, egress or occupancy under this application.”
- Alteration, filed Mar 9, 2022, estimated cost $80K, described as “Modification to existing plumbing fixtures as per plans filed herewith. No change in use, egress or occupancy under this application.”
- Alteration, filed Feb 28, 2022, estimated cost $360K, described as “Interior renovation of existing eating and drinking establishment on 1st floor, and accessory space in cellar. no change to use, egress or bulk. No exterior work.”
- Alteration, filed Jun 17, 2021, estimated cost $1K, described as “Proposed installation of temporary pipe scaffold as per plans. Work shall comply with chapter #33 of the NYC building code. No change in use, occupancy, or egress under this application.”
- Alteration, filed Jun 17, 2021, estimated cost $1K, described as “Installation of temporary heavy duty sidewalk shed as per plans. No change in use, egress or occupancy. Sidewalk shed shall comply with chapter #33 of the NYC building code. Live load 300PSF.”
- Alteration, filed Mar 29, 2021, estimated cost $612K, described as “Exterior repairs as per the plans filed including: Removal/replacement/repairs of cooper copings & gutters, finials, dormer caps, cracked masonry, parapet, stone lintels, stone, perimeter & penetration roof flashing & stucco.”
- Alteration, filed Nov 8, 2019, estimated cost $1K, described as “Installation of temporary heavy duty sidewalk shed as per plans. No change in use, egress or occupancy.sidewalk shed shall comply with chapter #33 of the NYC building code.live load 300PSF.”
- Alteration, filed Jul 12, 2018, described as “Installation of pipe scaffold as per plans. No change in use, egress or occupancy.”
Property taxes
- Assessment
- $9,387,000
- 2026–27 tax
- $369,570
- Market value (city estimate)
- $20,860,000
- Taxable value
- $3,255,954
- Assessed land
- $2,385,000
- Assessed improvements
- $7,002,000
Tax breaks
- Co-op and condo abatement, with no end date, a $35,438 credit this tax year.
Zoning
C6-2A: floor area ratio 5.96 built, 6.02 allowed by base zoning.
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).
Recent sales
- Mar 31, 2025: $2,625,000
Open-market sales since 2016, from the Department of Finance’s sales files.
Landmarks
Part of Fleming Smith Warehouse (Individual Landmark). 23 Landmarks Preservation Commission permits are on file.