| | Centennial, CO | Huntington, IN | United States |
| Population | 107,972 | 17,018 | 329,725,481 |
| Female Population | 49.6% | 51.9% | 50.5% |
| Male Population | 50.4% | 48.1% | 49.5% |
| Median Age | 41.4 | 37.1 | 38.4 |
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| Population - 2010 | 100,294 | 17,519 | 309,327,143 |
| Population - 2000 | 100,309 | 17,450 | 285,036,114 |
| Population - 1990 | 81,946 | 16,389 | 251,960,433 |
| Pop. 2000 to Now | 9.8% | -2.3% | 15.6% |
| Pop. 1990 to Now | 34.4% | 4.1% | 30.8% |
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| Population Density | 3,650.5 | 1,895.1 | 93.4 |
| Land Area | 29.6 | 9.0 | 3,531,905.4 |
| Water Area | 0.1 | 0.1 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Centennial, CO | Huntington, IN | United States |
| Age 0 to 4 | 5.4% | 5.1% | 5.9% |
| Age 5 to 9 | 6.5% | 5.9% | 6.1% |
| Age 10 to 14 | 7.4% | 6.1% | 6.6% |
| Age 15 to 17 | 4.1% | 4.5% | 3.9% |
| Age 18 to 20 | 2.8% | 6.7% | 4.0% |
| Age 21 to 24 | 3.5% | 7.6% | 5.2% |
| Age 25 to 34 | 11.3% | 11.3% | 13.8% |
| Age 35 to 44 | 14.8% | 12.8% | 12.9% |
| Age 45 to 54 | 13.6% | 11.6% | 12.6% |
| Age 55 to 59 | 7.0% | 6.4% | 6.7% |
| Age 60 to 64 | 7.2% | 6.1% | 6.3% |
| Age 65 to 74 | 10.2% | 7.8% | 9.6% |
| Age 75 to 84 | 4.3% | 5.2% | 4.5% |
| Age 85 and over | 1.9% | 2.8% | 1.9% |
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| Race | | | |
| | Centennial, CO | Huntington, IN | United States |
| White | 78.0% | 92.8% | 59.4% |
| Black | 2.6% | 0.9% | 12.2% |
| Asian | 5.9% | 1.4% | 5.6% |
| Native American | 0.2% | 0.4% | 0.6% |
| Hawaiian, Pacific Islander | 0.2% | 0.2% | 0.2% |
| Other | 0.5% | 0.0% | 0.4% |
| Two or More Races | 3.6% | 1.3% | 3.2% |
| Hispanic | 9.0% | 2.9% | 18.4% |
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| Marriage & Family | | | |
| | Centennial, CO | Huntington, IN | United States |
| Married Population | 60.2% | 43.2% | 49.8% |
| Currently Married | 59.4% | 41.6% | 48.0% |
| Married but Separated | 0.7% | 1.6% | 1.8% |
| Single Population | 39.8% | 56.8% | 50.2% |
| Never Married | 25.1% | 34.9% | 33.8% |
| Divorced | 10.9% | 15.3% | 10.8% |
| Widowed | 3.8% | 6.6% | 5.6% |
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| Household Size | 2.63 | 2.29 | 2.60 |
| Households | 40,344 | 6,918 | 124,010,992 |
| Family Households | 29,979 | 4,081 | 80,755,759 |
| Married couple, w/children | 36.2% | 24.9% | 30.5% |
| Married couple, no children | 46.3% | 39.5% | 42.9% |
| Non Family Households | 10,365 | 2,837 | 43,255,233 |
| Single householder, w/children | 10.7% | 24.1% | 15.8% |
| Single householder, no children | 6.8% | 11.4% | 10.8% |