321 WEST 78 STREET is a prewar 1925 building, 9 floors, 56 units in Upper West Side, NYC. Owned by 321 WEST 78TH STREET CORP. Public records show 41 open violations, 20 311 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
(A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPDS WEBSITE, WWW.NYC.GOV\HPD, SEARCH BED BUGS.
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.
Missed Collection — Compost
Missed Collection — Compost
Illegal Parking — Blocked Hydrant
Water System — Hydrant Leaking (WC1)
Bulky Items — Call
Rodent — Mouse Sighting
Illegal Parking — Blocked Hydrant
Illegal Parking — Posted Parking Sign Violation
Noise — Noise: Construction Before/After Hours (NM1)
Noise — Noise: Construction Equipment (NC1)