A combined almost 1,000 acres were listed for sale in Summit County, Colorado, recently; the value of all Summit County ranches, farms, hunting land and other rural land and acreage for sale was approximately $554 million. Summit County ranks 27th in the Mile High State for the total number of acres of land currently advertised for sale. Among cities in Summit County with ranches, farms, hunting land and other rural land and acreage for sale, Breckenridge had the most land for sale. Based on its natural assets, tourism and recreation contribute significant revenue toward Summit County's overall GDP. Summit County is Colorado's 55th largest county (619 square miles). It's located in the Northwest Colorado region of Colorado.