650 Washington Street, Manhattan
Co-op · 214 units · built 1964 · Block 636, Lot 22.
Building permits
- Alteration, filed Aug 10, 2026, estimated cost $72K, described as “Installation of new VERIZON site on the roof. Install 3 sectors (12 antennas) with associated parts, 6 RRH units, 3 MDB's, 3 GPS antennas and 3 cabinets on existing platform. Related conduits on exterior of building and service connection…”
- Alteration, filed May 5, 2026, estimated cost $11K, described as “Existing 7 story residential building interior renovation at apartment #1D. No change in occupancy, bulk, or egress.”
- Alteration, filed Nov 21, 2024, estimated cost $25K, described as “Garage repairs as indicated on the plans filed herewith. No change in use, egress, or occupancy.”
- Alteration, filed Oct 10, 2024, estimated cost $4K, described as “Existing multi-family dwelling. Interior renovation at apt# 1E”
- Alteration, filed Oct 10, 2024, estimated cost $2K, described as “Existing multi-family dwelling. Interior renovation at apt# 1E”
- Alteration, filed Jul 15, 2022, estimated cost $25K, described as “Replacement of existing antennas, eq. cabinets & RRUs; installation of new antennas on the rooftop (T-Mobile - NY01016A) as per plans. All work is in compliance with TPPN 5/98 and BB 11/21. No change to use, egress or occupancy.”
- Alteration, filed Dec 9, 2021, estimated cost $8K, described as “Filing herewith plans and application filed for replace existing plumbing fixtures on existing roughing in apartment 2QQ”
- Alteration, filed Aug 20, 2021, estimated cost $18K, described as “Renovate apt 2I /J. replace exist. kitchen appliances and fixtures. Replace and modify exist. bathrooms fixtures. no change in use, egress or occupancy”
- Alteration, filed Aug 20, 2021, estimated cost $139K, described as “Renovate apt 2I/J. Non bearing partition removal. New partitions and finishes. No change in use, egress or occupancy”
- Alteration, filed Jul 28, 2021, estimated cost $10K, described as “Hereby filing for the replacement of plumbing fixtures in apartmtnet 1DD located on the first floor. No change to use occupancy or egress.”
- Alteration, filed Jul 28, 2021, estimated cost $72K, described as “Hereby filing for interior renovation to existing unit 1DD located on the forst floor. No change to use occupancy or egress.”
- Alteration, filed Oct 2, 2020, estimated cost $13K, described as “Replace exist.bath tub, lav, toilet, kitchen sink and assoc piping back to riser, new DW. No change in use, egress or occupancy”
Property taxes
- Assessment
- $21,796,200
- 2026–27 tax
- $2,486,299
- Market value (city estimate)
- $48,436,000
- Taxable value
- $19,976,489
- Assessed land
- $3,456,000
- Assessed improvements
- $18,340,200
Zoning
C1-7: floor area ratio 5.95 built, 6.02 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.
Recent sales
- Sep 2, 2026: $820,500
- Jan 16, 2026: $545,000
- Sep 24, 2025: $725,000
- Apr 17, 2025: $832,500
- Jul 17, 2024: $630,000
- May 2, 2024: $510,000
- Feb 29, 2024: $1,125,000
- Oct 26, 2023: $618,900
- Nov 17, 2022: $585,000
- Nov 15, 2022: $498,000
The 10 most recent of 55 open-market sales since 2016, from the Department of Finance’s sales files.