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Centennial, Colorado

Located in Arapahoe County, Colorado, Centennial was established in 2001. Centennial was the most populous city in the U.S. at the time of its incorporation in 2001. Named to commemorate Colorado's centennial as a state (1876-1976).

Founded 2001 | Population 109,500 | Peak 109,500 (2024) | County Arapahoe County

Top 10 Most Important Events for Centennial, Colorado

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1942Military Presence: Military installations became a major part of Centennial's identity and economy.

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2001Incorporated: Colorado's newest city at incorporation; 100K+ immediately.

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2005Safest City Rankings: Named among safest cities in Colorado.

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2023Affluent Denver Suburb: One of wealthiest communities in metro Denver.

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Complete Historical Timeline

1942 Government

Military Presence

2001 Government

Incorporated

2005 Government

Safest City Rankings

2023 Business

Affluent Denver Suburb

Did You Know?

Centennial was the most populous city in the U.S. at the time of its incorporation in 2001.

Named to commemorate Colorado's centennial as a state (1876-1976).

One of the safest and most affluent communities in the Denver metro.

Centennial is located in Arapahoe County, Colorado.

Centennial has a population of approximately 109,500.

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