Colorado Quiz
Colorado is in the West. Quick facts below — then test yourself with 5 questions.
| Capital | Denver |
|---|---|
| Postal abbreviation | CO |
| Nickname | The Centennial State |
| Census region | West |
| Bordering states | Wyoming, Nebraska, Kansas, Oklahoma, New Mexico, Arizona, Utah |
| Statehood | 1876 |
| Population (2020 Census) | 5,773,714 |
| Total area (sq mi) | 104,094 |
Sample questions
Q1What is the postal abbreviation of Colorado?
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CO
The postal abbreviation of Colorado is CO.
Q2In which year did Colorado become a state?
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1876
Colorado became the 38th state in 1876, entering the Union in the same year the nation celebrated its centennial.
Q3Which state does NOT border Colorado?
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Oregon
Colorado borders seven states, one of the higher totals in the country, arranged around its rectangle from Wyoming in the north to Arizona in the southwest.