Apartments For Rent On The Hill In St Louis Mo . Check out apartments in st. 1021 art hill pl floor 1, saint louis, mo 63139. Rent Cheap Apartments in St. Louis County from 640 RENTCafé from www.rentcafe.com As of february 2022, the average apartment rent in the hill is $573 for one bedroom, and $740 for two bedrooms. Apartment hunting in the st. Residents of the hill will.