431 EAST 91 STREET is a prewar 1920 building, 1 unit in Upper East Side, NYC. Owned by 429-433 EAST 91ST STREET, LLC. Public records show 6 311 complaints on file.
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Asking rent per bedroom type — switch tabs to see each with effective (concession-net) rent.
Manhattan · March 2026
Best & worst months to sign a lease
Potential savings: ~15% 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
Illegal Parking — Paper License Plates
Illegal Parking — Blocked Bike Lane
Abandoned Vehicle — With License Plate
Illegal Parking — Posted Parking Sign Violation
Noise - Street/Sidewalk — Loud Music/Party
General Construction/Plumbing — Building Permit - None
The Upper East Side around 86th to 96th streets is classic Manhattan living — Yorkville's old German biergartens have given way to brunch spots, but the neighborhood retains its family-friendly, slightly quieter character. Carl Schurz Park and the East River Promenade are local treasures.