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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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1942 Military Presence: Military installations became a major part of Centennial's identity and economy.
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2001 Incorporated: Colorado's newest city at incorporation; 100K+ immediately.
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2005 Safest City Rankings: Named among safest cities in Colorado.
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2023 Affluent Denver Suburb: One of wealthiest communities in metro Denver.
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Latest News in Centennial

Apr 18, 2026
Trump’s Psychedelic Pivot: Executive Order Accelerates Review of Mind-Altering Drugs for Mental Health Crisis
President Donald Trump signed an executive order on Saturday directing federal agencies to fast-track the review and potential app…
Apr 7, 2026
Health Experts Issue Warning Over Infected Rabbits In Colorado 
Residents of Fort Collins, Colorado, are doing double takes after spotting rabbits that look like they hopped out of a horror flic…
Feb 19, 2016
Trump Cruz Using Nazi Tactics Win Delegates
Washington, DC – Back in February 2016, the Republican presidential primaries turned ugly as rivals Donald Trump and Ted Cruz tr…
Jan 13, 2016
Florida Reforms its Death Penalty Sentencing
TALLAHASSEE, Fla. (January 13, 2016) — Florida’s governor, Rick Scott, signed a bill into law that shook up the state&#821…
Dec 11, 2015
Woman was Sentenced 119 Years Prison
DENVER, Dec. 11, 2015 — A Colorado woman was handed a staggering 119-year prison sentence on Friday for a string of financial cr…
Oct 16, 2015
Planned Parenthood Says Colorado Shooter Opposed Abortion
Colorado Springs, Colo. – In the wake of a deadly shooting at a local Planned Parenthood clinic, the organization quickly pointe…

Complete Historical Timeline

1942 Government
Military Presence
2001 Government
Incorporated
2005 Government
Safest City Rankings
2023 Business
Affluent Denver Suburb

Did You Know?

1
Centennial was the most populous city in the U.S. at the time of its incorporation in 2001.
2
Named to commemorate Colorado's centennial as a state (1876-1976).
3
One of the safest and most affluent communities in the Denver metro.
4
Centennial is located in Arapahoe County, Colorado.
5
Centennial has a population of approximately 109,500.

Famous People from Centennial, Colorado

MB
Madisen Beaty
Actor, Television Actor · Born Feb 28, 1995 · Age 30
KG
Kevin Gausman
Baseball Player · Born Jan 6, 1991 · Age 35

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A
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