Centennial, Colorado Demographics & Population 2026
During the 2020–2024 ACS period, Centennial, Colorado had a total population of 108,201, the 11th largest city in Colorado, with a median household income of $131,928, which is 38% higher than the state average. The poverty rate is 3.3%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Household income is 38% above the state average — one of the wealthiest communities in Colorado.
- An exceptionally low poverty rate of 3.3% — among the lowest in Colorado.
Centennial Quick Facts
How Centennial Changed
Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.
| Metric | 2019–2023 | 2020–2024 | Change |
|---|---|---|---|
| Population | 107,386 | 108,201 | +0.8% |
| Median household income | $128,167 | $131,928 | +2.9% |
| Median home value | $626,700 | $658,100 | +5.0% |
How Centennial Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
Moderate diversity with one or two groups making up the majority.
State average: 52 | National average: 61
Education
Educational Attainment (Adults 25+)
Centennial Rankings in Colorado
Explore Colorado Rankings
Other Cities in Arapahoe County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Aurora | 394,432 | $88,368 | 11.9% | $469,100 |
| Littleton | 44,710 | $98,839 | 6.1% | $630,600 |
| Englewood | 34,129 | $86,800 | 7.7% | $572,900 |
| Columbine | 25,478 | $131,232 | 4.3% | $617,200 |
| Four Square Mile | 23,024 | $80,903 | 14.8% | $474,200 |
| Greenwood Village | 15,420 | $149,029 | 3.1% | $1,237,800 |
| Cherry Creek | 10,721 | $153,776 | 5.0% | $888,900 |
| Cherry Hills Village | 6,354 | $250,000+ | 2.3% | $2,000,000+ |
| Sheridan | 6,005 | $60,608 | 14.0% | $380,600 |
| Dove Valley | 4,806 | $81,524 | 11.6% | $455,600 |
Cities Similar to Centennial
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Highlands Ranch | 102,257 | $159,307 | $712,700 | 67.8% | 2.9% |
| Arvada | 122,634 | $117,348 | $632,600 | 51.5% | 5.8% |
| Westminster | 115,484 | $100,272 | $532,400 | 44.6% | 7.3% |
| Boulder | 106,433 | $87,493 | $1,039,500 | 76.8% | 21.4% |
| Longmont | 99,406 | $90,671 | $572,800 | 47.0% | 8.6% |
Population Overview
Centennial is a major urban center located in Colorado, within Arapahoe County. The total population is 108,201. It ranks as the 11th most populous out of 472 Census-designated places in Colorado.
Age Demographics
The median age in Centennial is 42.0 years. This is 11% higher than the state median of 37.7 years.
Economy, Income & Housing
The median household income in Centennial is $131,928. This is 38% higher than the state median of $95,470. It is also 63% higher than the national median of $80,734. The poverty rate stands at 3.3%. This is 65% lower than the state poverty rate of 9.4%. This exceptionally low poverty rate indicates strong economic prosperity across the community. The unemployment rate is 4.6%. The median home value is $658,100. Housing costs are 22% higher than the state median of $539,400. The home-value-to-income ratio is 5.0x. 80.6% of occupied housing units are owner-occupied. This homeownership rate is 22% higher than the state average of 66.2%.
Race & Ethnicity
The largest racial or ethnic group in Centennial is White (non-Hispanic), making up 74.1% of the population. Hispanic or Latino residents account for 10.3%. The Hispanic or Latino population (10.3%) is well below the state average of 22.5%. The Asian population is significantly higher than the state average (6.4% vs 3.2%).
Education
62.6% of residents aged 25 and older hold a bachelor's degree or higher. This is 37% higher than the state rate of 45.7%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 96.9%. Notably, 24.9% of adults hold a graduate or professional degree, indicating a highly educated workforce.
Data Sources & Methodology
All demographic data for Centennial, Colorado is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against Colorado state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 472 Census-designated places in Colorado. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.
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Frequently Asked Questions
What is the population of Centennial, Colorado?
Centennial, Colorado has a population of 108,201 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Centennial, CO?
The median household income in Centennial is $131,928, which is 63% higher than the national median of $80,734.
What is the poverty rate in Centennial, CO?
The poverty rate in Centennial is 3.3%. This means approximately 3,514 residents live below the federal poverty line.
What is the racial makeup of Centennial, Colorado?
Centennial's population is 74.1% White, 2.8% Black, 10.3% Hispanic/Latino, and 6.4% Asian.
What is the median home value in Centennial, CO?
The median home value in Centennial is $658,100. The home-value-to-income ratio is 5.0x.
How educated is Centennial, Colorado?
62.6% of adults (25+) in Centennial hold a bachelor's degree or higher, and 24.9% hold a graduate or professional degree.