St Louis Apartment For Rent City Lofts . A 1 bedroom apartment as an average costs you $1,651 and ranges from $425 to $4,510. Find apartments for rent in downtown st. University Lofts Apartments Saint Louis, MO from www.apartments.com Dog & cat friendly fitness center pool dishwasher kitchen maintenance on site cableready heat. 400 n 4th st, saint louis, mo 63102. Enjoy cooking in our spacious kitchens complete with range, dishwasher, refrigerator, and microwave.