Summit County, Colorado sits high in the heart of the Rocky Mountains, offering some of the most desirable mountain real estate and outdoor recreation in the state. Located just west of Denver along the I-70 corridor, Summit County blends accessibility with true alpine living.
Summit County serves as Colorado’s alpine playground, located 70 miles west of Denver along the Continental Divide. Encompassing world-class ski towns like Breckenridge, Keystone, Copper Mountain, and Frisco, the county offers an active year-round mountain lifestyle centered on skiing, snowboarding, mountain biking, and boating on Lake Dillon. Local town centers feature historic main streets filled with mining-era architecture, craft breweries, and local shops. Housing options across Summit County include slopeside ski-in/ski-out condominiums, luxury timber-frame mountain chalets, and secluded wooded acreage properties. Prices range from $500,000 for resort condos to over $7 million for custom luxury mountain compounds. Buyers searching for homes for sale in Summit County value the region's strong vacation rental potential, high-altitude recreation, and direct Interstate 70 access to Denver. Connect with Tina Christensen for knowledgeable guidance across Colorado mountain real estate.
Home to renowned ski resorts like Breckenridge Ski Resort, Keystone Resort, Copper Mountain, and Arapahoe Basin, the area attracts skiers and snowboarders from around the world. In the warmer months, residents enjoy boating and paddleboarding on Dillon Reservoir, hiking fourteeners, mountain biking expansive trail systems, and fly fishing in pristine high-country streams.
Summit County is made up of charming mountain towns including Breckenridge, Frisco, Dillon, and Silverthorne, each offering its own personality, from historic Victorian streets and luxury ski-in/ski-out estates to modern mountain homes and lakefront properties.
Living in Summit County means embracing four true seasons, dramatic snow-capped peaks, and a lifestyle centered around recreation, community, and natural beauty. Whether you’re searching for a full-time mountain residence, a luxury ski home, or an investment property with strong vacation rental potential, Summit County delivers a rare blend of adventure, charm, and long-term value in the Colorado Rockies.
3,941 people live in Summit County, Colorado, where the median age is 48.6 and the average individual income is $66,537. Data provided by the U.S. Census Bureau.
Total Population
Median Age
Population Density Population Density This is the number of people per square mile in a neighborhood.
Average individual Income
There's plenty to do around Summit County, Colorado, including shopping, dining, nightlife, parks, and more. Data provided by Walk Score and Yelp.
Summit County, Colorado has 1,874 households, with an average household size of 2.02. Data provided by the U.S. Census Bureau. Here’s what the people living in Summit County, Colorado do for work — and how long it takes them to get there. Data provided by the U.S. Census Bureau. 3,941 people call Summit County, Colorado home. The population density is 39 and the largest age group is Data provided by the U.S. Census Bureau.
Total Population
Population Density Population Density This is the number of people per square mile in a neighborhood.
Median Age
Men vs Women
Population by Age Group
0-9 Years
10-17 Years
18-24 Years
25-64 Years
65-74 Years
75+ Years
Education Level
Total Households
Average Household Size
Average individual Income
Households with Children
With Children:
Without Children:
Marital Status
Blue vs White Collar Workers
Blue Collar:
White Collar:
Explore Our Areas of Expertise