| | Richmond, TX | Redmond, WA | United States |
| Population | 11,768 | 72,166 | 329,725,481 |
| Female Population | 53.7% | 48.7% | 50.5% |
| Male Population | 46.4% | 51.3% | 49.5% |
| Median Age | 33.7 | 34.6 | 38.4 |
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| Population - 2010 | 12,125 | 54,731 | 309,327,143 |
| Population - 2000 | 11,081 | 45,256 | 285,036,114 |
| Population - 1990 | 9,801 | 35,800 | 251,960,433 |
| Pop. 2000 to Now | 12.7% | 60.2% | 15.6% |
| Pop. 1990 to Now | 27.4% | 102.5% | 30.8% |
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| Population Density | 2,854.9 | 4,357.1 | 93.4 |
| Land Area | 4.1 | 16.6 | 3,531,905.4 |
| Water Area | 0.4 | 0.7 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Richmond, TX | Redmond, WA | United States |
| Age 0 to 4 | 5.7% | 7.2% | 5.9% |
| Age 5 to 9 | 4.2% | 7.3% | 6.1% |
| Age 10 to 14 | 8.0% | 5.3% | 6.6% |
| Age 15 to 17 | 3.1% | 3.3% | 3.9% |
| Age 18 to 20 | 5.5% | 2.2% | 4.0% |
| Age 21 to 24 | 5.8% | 4.1% | 5.2% |
| Age 25 to 34 | 22.0% | 21.7% | 13.8% |
| Age 35 to 44 | 10.1% | 18.5% | 12.9% |
| Age 45 to 54 | 9.0% | 11.0% | 12.6% |
| Age 55 to 59 | 6.8% | 4.5% | 6.7% |
| Age 60 to 64 | 6.5% | 4.5% | 6.3% |
| Age 65 to 74 | 5.7% | 6.0% | 9.6% |
| Age 75 to 84 | 4.7% | 2.8% | 4.5% |
| Age 85 and over | 3.0% | 1.7% | 1.9% |
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| Race | | | |
| | Richmond, TX | Redmond, WA | United States |
| White | 21.9% | 48.7% | 59.4% |
| Black | 22.1% | 1.9% | 12.2% |
| Asian | 4.8% | 37.6% | 5.6% |
| Native American | 0.0% | 0.1% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.1% | 0.2% |
| Other | 0.0% | 0.5% | 0.4% |
| Two or More Races | 0.7% | 4.1% | 3.2% |
| Hispanic | 50.5% | 7.1% | 18.4% |
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| Marriage & Family | | | |
| | Richmond, TX | Redmond, WA | United States |
| Married Population | 33.5% | 61.5% | 49.8% |
| Currently Married | 31.1% | 60.7% | 48.0% |
| Married but Separated | 2.4% | 0.8% | 1.8% |
| Single Population | 66.5% | 38.5% | 50.2% |
| Never Married | 45.2% | 28.3% | 33.8% |
| Divorced | 12.9% | 7.5% | 10.8% |
| Widowed | 8.4% | 2.6% | 5.6% |
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| Household Size | 2.68 | 2.48 | 2.60 |
| Households | 3,946 | 29,024 | 124,010,992 |
| Family Households | 2,487 | 18,935 | 80,755,759 |
| Married couple, w/children | 17.2% | 46.3% | 30.5% |
| Married couple, no children | 23.4% | 40.8% | 42.9% |
| Non Family Households | 1,459 | 10,089 | 43,255,233 |
| Single householder, w/children | 28.3% | 7.6% | 15.8% |
| Single householder, no children | 31.0% | 5.3% | 10.8% |