Sun Valley. Sun Valley manages these newly constructed luxury apartment homes in a quiet neighborhood on the west end of Carbondale. These spacious homes feature quality GE appliances including built-in microwave, dish washer, self cleaning oven, 21 cubic ft refrigerator and full-size washer and dryer. Close to SIU and Hospital. Is this not quite your fit? Looking for something else? Sun Valley also manages numerous other rental properties throughout Carbondale. You can see a few in the photo gallery on this page. They range from efficiency apartments to large 3 bedroom units! Contact us today to find the perfect home for you. No Pets.