4 Lexington Avenue, Manhattan
Co-op · 166 units · built c. 1931 · Block 877, Lot 74.
Building permits
- Alteration, filed Sep 16, 2026, estimated cost $56K, described as “Install washer machines and gas dryers for building tenant's accessory use at cellar. Work includes plumbing piping, dryer venting, and installation of new sprinkler heads off existing standpipe. All as per plan. No change in egress use or…”
- Alteration, filed Jul 2, 2026, described as “Rigging for Rope Access”
- Alteration, filed Dec 9, 2025
- Alteration, filed Nov 11, 2025, estimated cost $40K, described as “Replace tub with stall shower, replace tub with washing machine inentry bathroom, non structural interior partitions as indicated.no change in use, egress or occupancy”
- Alteration, filed Apr 23, 2025, estimated cost $900K, described as “General construction in apt 15 LMN on floors 15,16 and 17., No change in use, occupancy or egress.”
- Alteration, filed Dec 21, 2023, estimated cost $250K, described as “Construction of barrier-free access ramp and two steps at the East 22nd Street entrance. Modification of door for ADA operator. No change to use, egress or occupancy.”
- Alteration, filed Sep 27, 2023, estimated cost $75K, described as “Modification to interior partitions along with general construction all related to the renovation of existing duplex apartment 8C on the 8th and 9th floors.”
- Alteration, filed Apr 15, 2022, estimated cost $40K, described as “Renovation of Apt# 13K (13 floor) with remove minor partition walls, provide new flooring and interior finishes. No change in use, egress or occupancy.”
- Alteration, filed Feb 15, 2022, estimated cost $54K, described as “Minor plumbing work associated with the combination and renovation of apts 4LM and 4NP on 004 floor. Installation of new bathroom and kitchen fixtures. No change in use, egress or occupancy.”
- Alteration, filed Feb 15, 2022, estimated cost $525K, described as “Combination of apartments 4LM and 4NP. Relocation of interior non-structural partitions. Installation of ac system. No change in use, egress, or occupancy.”
- Alteration, filed Nov 12, 2021, estimated cost $20K, described as “Removal of an existing load-bearing wall and installation of new cold-formed steel beam and posts and infill an existing floor opening with a new concrete-topped metal deck as per plans. No change in use, egress or occupancy.”
- Alteration, filed Nov 12, 2021, estimated cost $165K, described as “Proposed combination of apartment units 9B & 9C and interior renovation; including removal and installation of partitions and finishes as indicated on plans. There is no change in useegress or occupancy.”
- Alteration, filed Nov 12, 2021, estimated cost $15K, described as “Removal of kitchen sink and range, replacement of bathroom fixtures and installation of washer and electric dryer as per plans filed herewith.”
- Alteration, filed Apr 5, 2021, estimated cost $10K, described as “Propose mechanical work in conjunction with ALT-1 #121330773 and ALT-2 #140912724 as per plan. No change in use, egress, or occupancy.”
- Alteration, filed Apr 1, 2021, estimated cost $209K, described as “Interior renovation at APT#9GF. General construction. Remove and construct of non bearing or non structural partitions. All work as per plan. No change in use, occupancy or egress.”
- Alteration, filed Mar 25, 2021, estimated cost $20K, described as “Minor structural work at apt 9GF. Reinforce flooring structure for new stair opening.”
- Alteration, filed Mar 2, 2021, estimated cost $38K, described as “Installation and modification of plumbing fixtures at existing apartment on the 4th floor. Plumbing work. There is to be no change of use, occupancy, or egress.”
- Alteration, filed Feb 18, 2021, estimated cost $51K, described as “Horizontal combination and renovation of existing residence 4A/B/C on floor 004. Architectural work. There is to be no change of use, occupancy, or egress.”
- Alteration, filed Oct 26, 2020, estimated cost $10K, described as “Propose structural work in conjunction with alt 1 #121330773 & alt 2 #140912724 as per plan. No change in use, egress or occupancy.”
- Alteration, filed Oct 2, 2020, estimated cost $20K, described as “Propose plumbing work in conjunction with alt 1 #121330773 & alt 2 #140912724 as per plan. No change in use, egress or occupancy.”
Property taxes
- Assessment
- $16,430,400
- 2026–27 tax
- $1,818,522
- Market value (city estimate)
- $36,512,000
- Taxable value
- $14,606,194
- Assessed land
- $1,561,500
- Assessed improvements
- $14,868,900
Zoning
R9A: floor area ratio 9.36 built, above the 7.52 base zoning allows, which bonuses, transfers or older rules can permit.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.
Recent sales
- Jun 11, 2026: $460,000
- Jun 11, 2026: $452,500
- May 7, 2026: $500,000
- Dec 30, 2025: $419,000
- Aug 8, 2025: $525,000
- Apr 14, 2025: $1,050,000
- Feb 11, 2025: $430,000
- Sep 30, 2024: $1,225,000
- Sep 19, 2024: $400,000
- Aug 1, 2024: $417,500
The 10 most recent of 80 open-market sales since 2016, from the Department of Finance’s sales files.
Landmarks
Part of Russell Sage Foundation Building and Annex (Individual Landmark). 50 Landmarks Preservation Commission permits are on file.
Board and land use applications
- RUSSELL SAGE FOUNDTON BLDG & ANNEX (City Planning P2000M0401): Completed, decided Oct 2, 2000. LANDMARK-CITY COLLEGE OF NY, REMSEN CEMETERY,TROTTING*COURSE LA; Additional LPC #(s): 450