51 WEST 90 STREET is a prewar 1894 building, 2 units in Upper West Side, NYC. Owned by NANCY HENNINGSEN. Public records show 11 open violations, 26 311 complaints on file.
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Manhattan · March 2026
Best & worst months to sign a lease
Potential savings: ~7% by timing your move to March.
Monthly counts over the last 7 years · all data sources
No HPD records on file in the last 7 years.
Portfolio-level grade reflects the landlord's buildings across NYC, weighted by unit count. Individual building grades may differ.
View full landlord profileACRIS deeds and regulatory filings
The stretch of the Upper West Side flanking the American Museum of Natural History is quintessential family Manhattan — stroller-packed sidewalks, the best bagels in the city (Absolute Bagels, H&H), and Riverside Park steps away.
Illegal Parking — Blocked Hydrant
Illegal Parking — Blocked Hydrant
Illegal Parking — License Plate Obscured
Illegal Parking — License Plate Obscured
Illegal Parking — License Plate Obscured
Derelict Vehicles
Abandoned Vehicle — With License Plate
Abandoned Vehicle — With License Plate
Abandoned Vehicle — With License Plate
V-DOB VIOLATION - ACTIVE — VIOLATION ISSUED-FAILURE TO FILE 2022 EXTERNAL LOW PRESSURE INSPECTION