| | The Colony, TX | Richardson, TX | United States |
| Population | 43,489 | 115,904 | 329,725,481 |
| Female Population | 51.5% | 51.4% | 50.5% |
| Male Population | 48.5% | 48.6% | 49.5% |
| Median Age | 36 | 35 | 38.4 |
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| Population - 2010 | 36,547 | 99,582 | 309,327,143 |
| Population - 2000 | 26,531 | 91,802 | 285,036,114 |
| Population - 1990 | 22,113 | 74,840 | 251,960,433 |
| Pop. 2000 to Now | 71.5% | 31.9% | 15.6% |
| Pop. 1990 to Now | 105.8% | 61.8% | 30.8% |
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| Population Density | 3,109.9 | 4,057.6 | 93.4 |
| Land Area | 14.0 | 28.6 | 3,531,905.4 |
| Water Area | 2.1 | 0.1 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | The Colony, TX | Richardson, TX | United States |
| Age 0 to 4 | 7.6% | 6.7% | 5.9% |
| Age 5 to 9 | 5.6% | 5.1% | 6.1% |
| Age 10 to 14 | 5.1% | 6.5% | 6.6% |
| Age 15 to 17 | 2.7% | 3.6% | 3.9% |
| Age 18 to 20 | 2.2% | 5.3% | 4.0% |
| Age 21 to 24 | 3.2% | 6.4% | 5.2% |
| Age 25 to 34 | 21.9% | 16.5% | 13.8% |
| Age 35 to 44 | 15.0% | 12.7% | 12.9% |
| Age 45 to 54 | 15.0% | 12.9% | 12.6% |
| Age 55 to 59 | 7.3% | 5.8% | 6.7% |
| Age 60 to 64 | 5.4% | 5.1% | 6.3% |
| Age 65 to 74 | 5.7% | 8.4% | 9.6% |
| Age 75 to 84 | 2.5% | 3.5% | 4.5% |
| Age 85 and over | 0.9% | 1.5% | 1.9% |
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| Race | | | |
| | The Colony, TX | Richardson, TX | United States |
| White | 55.8% | 52.3% | 59.4% |
| Black | 11.0% | 11.2% | 12.2% |
| Asian | 7.3% | 14.5% | 5.6% |
| Native American | 0.2% | 0.3% | 0.6% |
| Hawaiian, Pacific Islander | 0.1% | 0.1% | 0.2% |
| Other | 0.2% | 0.4% | 0.4% |
| Two or More Races | 5.8% | 3.0% | 3.2% |
| Hispanic | 19.6% | 18.2% | 18.4% |
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| Marriage & Family | | | |
| | The Colony, TX | Richardson, TX | United States |
| Married Population | 54.7% | 52.4% | 49.8% |
| Currently Married | 53.3% | 51.2% | 48.0% |
| Married but Separated | 1.4% | 1.2% | 1.8% |
| Single Population | 45.3% | 47.6% | 50.2% |
| Never Married | 28.8% | 34.4% | 33.8% |
| Divorced | 12.6% | 9.4% | 10.8% |
| Widowed | 3.8% | 3.9% | 5.6% |
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| Household Size | 2.44 | 2.61 | 2.60 |
| Households | 17,821 | 43,592 | 124,010,992 |
| Family Households | 11,673 | 28,273 | 80,755,759 |
| Married couple, w/children | 34.7% | 35.4% | 30.5% |
| Married couple, no children | 43.8% | 41.9% | 42.9% |
| Non Family Households | 6,148 | 15,319 | 43,255,233 |
| Single householder, w/children | 13.6% | 12.1% | 15.8% |
| Single householder, no children | 7.9% | 10.6% | 10.8% |