611 Washington Street, Manhattan
Commercial · built c. 1925 · Block 602, Lot 36.
Building permits
- Alteration, filed Oct 29, 2026, 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 Sep 22, 2026, estimated cost $1K, described as “Installation of temporary protection as per plans. No change in use, egress or occupancy shall comply with CHAPTER#33 of 2022 the ny building code.”
- Alteration, filed Sep 15, 2026, estimated cost $445K, described as “Construct interior partitions as shown. Install doors & frames as shown. No change in use occupancy or egress.”
- Alteration, filed Sep 10, 2026, described as “Installation of suspended scaffold for facade inspection/repair.”
- Alteration, filed Mar 18, 2026, estimated cost $665K, described as “Proposed renovation of an existing commercial space located on the 6TH floor. There is no change in use or occupancy under this application”
- Alteration, filed Dec 12, 2025, estimated cost $100K, described as “Interior demolition of non load bearing partitions on the 9th floor as indicated on drawings”
- Alteration, filed Oct 1, 2025, estimated cost $158K, described as “Direct replacement of (6) existing 15 ton indoor vertical package air conditioning units. No change to use, egress or occupancy under this application.”
- Alteration, filed Jun 30, 2025, estimated cost $122K, described as “Ductwork distribution from two existing LL provided AC units. Toilet exhaust ductwork with inline exhaust fan tying into LL provided exhaust riser. Air-cooled split system for the server room.”
- Alteration, filed Jun 30, 2025, estimated cost $100K, described as “Modifications to existing LL provided wet system to accommodate the proposed architectural layout. Installation of new plumbing fixtures for the restrooms, janitors closet and kitchen area.”
- Alteration, filed Jun 25, 2025, estimated cost $604K, described as “New partitions and new dropped ceiling at office space.”
- Alteration, filed May 15, 2025, estimated cost $75K, described as “Direct replacement of (2) existing 15 ton indoor vertical package air conditioning units. No change to use, egress or occupancy under this application.”
- Alteration, filed Jan 17, 2025, estimated cost $180K, described as “Interior demolition of non-load bearing partions on the 6TH, 7TH and 8TH floors as indicated on drawings.”
- Alteration, filed Sep 20, 2024, estimated cost $53K, described as “Restoration and repair of facade as shown on plans. No change in use, occupancy or egress.”
- Alteration, filed Sep 18, 2024, estimated cost $148K, described as “Propose storefront and lobby renovation. Removal and installation of non load bearing partitions and related finishes, all as per plans herewith filed. No change in use, egress or occupancy filed under this application.”
- Alteration, filed Aug 21, 2024, 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 2022 the NYC building code. Live load 300PSF.”
- Alteration, filed Apr 14, 2023, estimated cost $64K, described as “Interior demolition of non load bearing partitions on the 4th floor as indicated on drawings.”
- Alteration, filed Jan 21, 2021, estimated cost $30K, described as “Install louver for boiler rooms as per plans.”
- Alteration, filed Nov 12, 2020, 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 300 psf”
- Alteration, filed Sep 2, 2020, estimated cost $30K, described as “In conjunction with interior renovation of existing office space. on the 5th Floor. Very minor Structural work for the Hung partition. framing work only”
- Alteration, filed Aug 20, 2020, estimated cost $299K, described as “Mechanical work in conjunction with renovation of existing office space. on the 5th Floor. Install VAV boxes. New Exhaust fan, diffusers and Flow bar. all to any existing Mechanical system with no work to the Existing Air conditioning…”
- Alteration, filed Aug 19, 2020, estimated cost $111K, described as “In Junction with interior renovation of existing office space on the 5th floor. Plumbing work only.”
- Alteration, filed Aug 19, 2020, estimated cost $79K, described as “In conjunction with interior renovation of existing office space on the 5th floor. sprinkler work to the existing sprinkler system.”
- Alteration, filed May 11, 2020, estimated cost $162K, described as “Modification to existing HVAC system as per plans filed herewith. No change in use, egress or occupancy under this application.”
- Alteration, filed May 11, 2020, estimated cost $71K, described as “Modification to existing Plumbing fixtures as per plans filed herewith”
- Alteration, filed May 8, 2020, estimated cost $39K, described as “Split units for 7TH, 8TH, 9TH floor tenants computer rooms and conference room. Obtain certificate of compliance. No change in use, egress or occupancy.”
3 more, older permits are in this building’s full list on the map.
Property taxes
- Assessment
- $15,108,300
- 2026–27 tax
- $1,494,065
- Market value (city estimate)
- $33,574,000
- Taxable value
- $13,772,720
- Assessed land
- $1,579,500
- Assessed improvements
- $13,528,800
Zoning
M1-5: floor area ratio 8.87 built, above the 5.00 base zoning allows, which bonuses, transfers or older rules can permit.
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.