20 West 33rd Street, Manhattan
Condominium · built c. 1912 · Block 834, Lot 7501.
Building permits
- Alteration, filed Jul 27, 2026, estimated cost $421K, described as “Renovation of existing office, including removal and installation of partition, plumbing fixture and HVAC units. No change in use, occupancy and means of egress is involved under this application.”
- Alteration, filed Jun 24, 2026, estimated cost $100K, described as “Replacement of (2) closed circuit Fluid Coolers. No change in use and occupancy.”
- Alteration, filed Jun 16, 2025, estimated cost $50K, described as “General Construction work at 6th floor Office space as shown on plans.”
- Alteration, filed Jan 9, 2025, estimated cost $230K, described as “Filing for a soft demo at the 12th floor and Penthouse showing removal non load bearing partitions, doors, finish work. No change to use, egress or occupancy.”
- Alteration, filed Jan 2, 2025, estimated cost $50K, described as “Interior renovation of apartment as per plans”
- Alteration, filed Dec 5, 2024, estimated cost $12K, described as “Installation of new kitchen equipment and new gas line. All work at cellar. No change to use, occupancy or egress”
- Alteration, filed Sep 26, 2024, estimated cost $80K, described as “Install sprinkler system as per plan. There is no change of use, egress, or occupancy filed under this plan.”
- Alteration, filed Sep 26, 2024, estimated cost $200K, described as “Install mechanical system for the office space. No change in use, egress, or occupancy under this filing.”
- Alteration, filed Sep 26, 2024, estimated cost $50K, described as “Install new plumbing fixtures as per plan. There is no change of use, egress, or occupancy filed under this plan.”
- Alteration, filed Aug 19, 2024, estimated cost $665K, described as “Interior renovation of 11th Floor office space. No change in use, egress and occupancy”
- Alteration, filed May 31, 2024, estimated cost $817K, described as “Filing for the renovation of the 4th and 5th floor. Work includes removal and installation of interior non load bearing partitions, doors, finish work, new convenience stair. No change to use, egress, or occupancy.”
- Alteration, filed May 20, 2024, estimated cost $80K, described as “Filing for soft demo at the 5th floor. Work includes removal of interior non load bearing partitions, doors, finish work. No change to use, egress or occupancy.”
- Alteration, filed Feb 22, 2024, estimated cost $16K, described as “Proposed installation of new air conditioning system for the existing restaurant on first floor. No change in use, egress or occupancy under this application.”
- Alteration, filed Nov 2, 2023, estimated cost $37K, described as “Minor interior renovation for office at 5TH floor; no change use, egress or occupancy”
- Alteration, filed Feb 8, 2023, estimated cost $4K, described as “Modifications to existing Mechanical Systems as per plans filed herewith. No change in use, egress or occupancy.”
- Alteration, filed Dec 15, 2022, estimated cost $70K, described as “Filing general construction work in existing commercial space on roof and installation of new roof paver as per plan filed herewith. No change to use, egress, and occupancy.”
- No Work, filed Dec 14, 2022
- Alteration, filed Oct 14, 2022, estimated cost $45K, described as “Standard modification of existing plumbing system”
- Alteration, filed Jul 17, 2022, estimated cost $5K, described as “Filing for installation of wooden temporary construction fence within 3 feet beyond property line as per plan filed herewith. No change in use, egress, and occupacny.”
- Alteration, filed Apr 22, 2022, estimated cost $9K, described as “Replace with new gas cooking equipment in commercial kitchen @cellar. no change in use egress and occupancy”
- Alteration, filed Apr 22, 2022, estimated cost $25K, described as “Filing architectural and mechanical work in existing eating and drinking establishment space for tenant fit out as per plan filed herewith. No change in use, egress, and occupancy.”
- Alteration, filed Apr 6, 2022, estimated cost $34K, described as “Filing modification of existing sprinkler system in the existing business space as per plan filed herewith. No change in use, egress, and occupancy..”
- Alteration, filed Apr 6, 2022, estimated cost $84K, described as “Filing modification of existing plumbing system in the existing commercial space as per plan filed herewith. No change in use, egress, and occupancy.”
- Alteration, filed Apr 6, 2022, estimated cost $140K, described as “Filing alteration of mechanical system in the existing business space as per plan filed herewith. No change in use, egress, and occupancy.”
- Alteration, filed Mar 2, 2022, estimated cost $320K, described as “Filing interior renovation in existing business space for tenant fit out as per plan filed herewith. No change in use, egress, and occupancy.”
34 more, older permits are in this building’s full list on the map.
Property taxes
- Assessment
- $22,712,402
- 2026–27 tax
- $1,888,142
- Market value (city estimate)
- $50,472,002
- Taxable value
- $17,405,437
- Assessed land
- $6,840,001
- Assessed improvements
- $15,872,401
- Condo units with their own tax lots
- 23
Tax breaks
- Nonprofit exemption (house of worship), with no end date, about $64,732 a year below the full tax.
- Nonprofit exemption (mental or moral improvement), with no end date, about $161,167 a year below the full tax.
Zoning
C6-4: floor area ratio 9.84 built, 10.00 allowed by base zoning.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.
Recent sales
- Nov 25, 2025: $6,000,000, Apt 2010
- Jul 24, 2025: $2,439,300, Apt 2006
- Dec 27, 2024: $1,096,290, Apt 1806
- May 23, 2022: $9,915,860, Apt 2011
- May 23, 2022: $14,400,000, Apt 2012
- May 27, 2021: $2,000,000, Apt 1804
- Oct 15, 2020: $35,255,885, Apt 2003, sold with other lots
- Dec 20, 2019: $4,865,870, Apt 2006A
- Dec 13, 2019: $9,289,821, Apt 2008
- Sep 4, 2019: $12,499,570, Apt 2010
The 10 most recent of 19 open-market sales since 2016, from the Department of Finance’s sales files.