Manhattan · BBL 1012020040
18 West 89th Street
New York, NY 10024 · Manhattan
Also written as: 18 W 89th St · 18 West 89th Street
Owner of record: STEPHEN SPAHN GRANTOR RETAINED ANNUITY T RUST
Snapshot updated 2026-09-02 — open the app to refresh for live data.
Assessment (FY2027)
- Assessed value: $4,162,950
- Market value: $9,251,000
- Tax class: 4
Building
- Educational (W3)
- Built 1930, altered 1968
- 1 residential / 2 units
- 4 floors
- Zoning: R7-2
- Lot area: 5,940 sf
- Building area: 55,148 sf
- Historic district: Upper West Side / Central Park West Historic District
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/18-west-89-street-1012020040
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