Manhattan · Unit RES2 · BBL 1009281108
312 East 23rd Street, Unit RES2
New York, NY 10010 · Manhattan
Also written as: 312 E 23rd St Apt RES2 · 312 East 23rd Street #RES2 · 312 E 23rd St Unit RES2
Part of 310 East 23rd Street Condominium
Owner of record: 310/312 EAST 23 ETAL
Snapshot updated 2026-09-02 — open the app to refresh for live data.
Assessment (FY2027)
- Assessed value: $5,914,755
- Market value: $13,143,899
- Tax class: 2
Last recorded sale
$1,200,000 on 2026-05-07 (class R9)
Building
- Elevator apartment (D4)
- Built 1965, altered 1986
- 262 residential / 266 units
- 16 floors
- Zoning: R8B / C1-9A
- Lot area: 19,684 sf
- Building area: 189,616 sf
Official records
ZoLa zoning · DOF property tax · Property Portal · ACRIS deeds/mortgages · DOB profile · Tax map · Map
All data sourced from NYC Department of Finance / PLUTO / ACRIS / HPD public records. https://www.sageops.ai/property/manhattan/312-east-23-street-res2-1009281108
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