Centennial Flag

Centennial

County:
Arapahoe County
County Seat:
No
Area (mi²):
30.156
State:
Colorado

Centennial is a city located in Arapahoe County, Colorado. Centennial has a 2026 population of 108,853. Centennial is currently declining at a rate of -0.19% annually but its population has increased by 0.6% since the most recent census, which recorded a population of 108,202 in 2020.

108.9K
Total Population
3,610
Density (mi²)
-210 -0.19%
Growth

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)