Summit County, CO Area Map & Location Information

Located just an hour and a half away from Denver, Summit County is home to authentic Colorado mountain towns and endless, easily accessible recreation activities. Summit County consists of Breckenridge, Copper Mountain, Dillon, Frisco, Keystone and Silverthorne.

Easy Access to the Rocky Mountains
The county's six towns are all within a short drive or ride on the free bus system, which makes it a great vacation destination. Use this page to find information on and learn about the Summit County area, including elevation, mountain ranges, rivers and lakes, travel information.

Visit our directions page for directions from Denver to Summit County and transportation information.

Summit County Mountain Ranges:

• Gore Range: A 60-mile range running through Grand, Summit Routt and Eagle counties. Home to a portion of the Colorado trail and many popular hiking, biking and cross-country ski trails.
• Tenmile Range: An extension of the Mosquito Range that runs from Frisco past Breckenridge to the continental divide. Home to Quandary Peak, Breckenridge Ski Resort, Mount Royal rock climbing and many hiking and biking trails.
• Mosquito Range: A 40-mile range running from the continental divide in southern Summit County to Lake and Park Counties. Home to Mount Democrat and many popular hiking, biking and snowmobiling trails.

Visit the Summit County government website for open space maps and to find trailheads, rec paths, BLM land and wilderness area information. Book a Summit County vacation rental and begin planning your trip today!