colorado library

The Rocky Mountains are the dominating geographical feature of Colorado. Learn how this mountain range has defined the state and shaped its cities and populace.

Featured Article: Geography of Denver

Denver, Colorado, the state's largest city and capital. It lies on the western edge of the Great Plains in north-central Colorado. See more »

Geography of Colorado

Geography of Colorado

Colorado, one of the states in the west-central United States. It is crossed by the snowcapped Rocky Mountains and is sometimes called the “Top of the Nation,” because its mean (average) elevation—6,800 feet (2,073 m)—is the highest of any state.

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Geography of Aspen

Aspen, Colorado, the seat of Pitkin County. It is on the Roaring Fork, a tributary of the Colorado River, about 100 miles (160 km) southwest of Denver.

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Geography of Aurora-Colorado

Aurora, Colorado, a city in Adams and Arapahoe counties, seven miles (11 km) east of downtown Denver.

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Geography of Boulder

Boulder, Colorado, the seat of Boulder County. It lies about 5,350 feet (1,631 m) above sea level at the base of the Rocky Mountains, 30 miles (48 km) northwest of Denver.

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Geography of Colorado Springs

Colorado Springs, Colorado, the seat of El Paso County. It is situated near the base of Pikes Peak at an altitude of about 6,000 feet (1,800 m) 65 miles (105 km) south of Denver.

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Geography of Denver

Denver, Colorado, the state's largest city and capital. It lies on the western edge of the Great Plains in north-central Colorado.

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Geography of Fort Collins

Fort Collins, Colorado, the seat of Larimer County. It is 60 miles (97 km) north of Denver on the Cache la Poudre River.

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Geography of Grand Junction

Grand Junction, Colorado, the seat of Mesa County. It is 190 miles (306 km) west-southwest of Denver at the junction of the Colorado and Gunnison rivers.

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Geography of Greeley

Greeley, Colorado, the seat of Weld County. Greeley is on the Cache la Poudre River, 52 miles (84 km) northeast of Denver.

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Geography of Northglenn

Northglenn, Colorado, a city in Adams County, about 12 miles (19 km) north of downtown Denver.

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Geography of Pueblo

Pueblo, Colorado, the seat of Pueblo County. It is at the junction of the Arkansas River and Fountain Creek, 105 miles (169 km) south-southeast of Denver, and some 4,600 feet (1,400 m) above sea level.

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Lakewood-Colorado

Lakewood, Colorado, a city in Jefferson County. Lakewood adjoins the western side of Denver and is chiefly a residential city.

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