Passing south of Genoa Rural Cemetery and soon reaching the hamlet of Genoa, where the route junctions with NY 34 at the easternmost end of the community. Crossing west through the residential hamlet, NY 90 crosses Maple Street at the center, leaving just west of North Street.
South of Genoa Rural Cemetery and quickly arriving at the hamlet of Genoa, where NY 34 meets the route at its eastern extremity. NY 90 travels through the residential district, crossing Maple Street in the middle, and ends just west of North Street.