Manhattan · BBL 1014737503
399 1st Avenue Condominium
New York, NY 10010 · Manhattan
Also written as: 399 1st Ave · 399 1st Avenue
Owner of record: 399 E 78 ST OWNERS CORP
Snapshot updated 2026-09-02 — open the app to refresh for live data.
Assessment (FY2027)
- Assessed value: $0
- Market value: $0
- Tax class: 2
Building
- Condominium (RM)
- Built 1910
- 35 residential / 40 units
- 7 floors
- Zoning: C1-9
- Lot area: 3,339 sf
- Building area: 25,810 sf
Units in this building (4)
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/399-1-avenue-1014737503
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