COColorado
Centennial State · Capital: Denver · West (Mountain)
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Quick stats
Capital
Denver
Largest city
Denver
Population
5–10 million
Area rank
#8 of 50
Admitted
1876
Time zone
Mountain Time
Region
West
Letters
8
Bordering states: Wyoming, Nebraska, Kansas, Oklahoma, New Mexico, Utah.
4 fun facts about Colorado
- Denver, the "Mile High City," is exactly 5,280 feet above sea level — one mile.
- Colorado has 58 peaks over 14,000 feet — more than any other state. Climbers call them "fourteeners."
- It was the first state to legalize recreational marijuana (2014).
- The cheeseburger was invented here in 1935, at the Humpty Dumpty Drive-In in Denver.
Learn more
→ How to learn the 50 states (full guide)