| | Richmond, TX | Deerfield Beach, FL | United States |
| Population | 11,768 | 86,062 | 329,725,481 |
| Female Population | 53.7% | 54.4% | 50.5% |
| Male Population | 46.4% | 45.6% | 49.5% |
| Median Age | 33.7 | 43.8 | 38.4 |
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| Population - 2010 | 12,125 | 75,268 | 309,327,143 |
| Population - 2000 | 11,081 | 64,583 | 285,036,114 |
| Population - 1990 | 9,801 | 46,325 | 251,960,433 |
| Pop. 2000 to Now | 12.7% | 25.9% | 15.6% |
| Pop. 1990 to Now | 27.4% | 75.5% | 30.8% |
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| Population Density | 2,854.9 | 5,757.4 | 93.4 |
| Land Area | 4.1 | 14.9 | 3,531,905.4 |
| Water Area | 0.4 | 1.3 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Richmond, TX | Deerfield Beach, FL | United States |
| Age 0 to 4 | 5.7% | 5.8% | 5.9% |
| Age 5 to 9 | 4.2% | 4.5% | 6.1% |
| Age 10 to 14 | 8.0% | 4.9% | 6.6% |
| Age 15 to 17 | 3.1% | 2.1% | 3.9% |
| Age 18 to 20 | 5.5% | 2.4% | 4.0% |
| Age 21 to 24 | 5.8% | 4.5% | 5.2% |
| Age 25 to 34 | 22.0% | 14.5% | 13.8% |
| Age 35 to 44 | 10.1% | 12.4% | 12.9% |
| Age 45 to 54 | 9.0% | 12.2% | 12.6% |
| Age 55 to 59 | 6.8% | 7.1% | 6.7% |
| Age 60 to 64 | 6.5% | 6.4% | 6.3% |
| Age 65 to 74 | 5.7% | 11.6% | 9.6% |
| Age 75 to 84 | 4.7% | 8.0% | 4.5% |
| Age 85 and over | 3.0% | 3.8% | 1.9% |
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| Race | | | |
| | Richmond, TX | Deerfield Beach, FL | United States |
| White | 21.9% | 46.2% | 59.4% |
| Black | 22.1% | 25.4% | 12.2% |
| Asian | 4.8% | 1.7% | 5.6% |
| Native American | 0.0% | 0.1% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 1.3% | 0.4% |
| Two or More Races | 0.7% | 3.7% | 3.2% |
| Hispanic | 50.5% | 21.6% | 18.4% |
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| Marriage & Family | | | |
| | Richmond, TX | Deerfield Beach, FL | United States |
| Married Population | 33.5% | 44.0% | 49.8% |
| Currently Married | 31.1% | 41.4% | 48.0% |
| Married but Separated | 2.4% | 2.6% | 1.8% |
| Single Population | 66.5% | 56.0% | 50.2% |
| Never Married | 45.2% | 32.0% | 33.8% |
| Divorced | 12.9% | 15.1% | 10.8% |
| Widowed | 8.4% | 8.9% | 5.6% |
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| Household Size | 2.68 | 2.33 | 2.60 |
| Households | 3,946 | 36,330 | 124,010,992 |
| Family Households | 2,487 | 19,554 | 80,755,759 |
| Married couple, w/children | 17.2% | 22.9% | 30.5% |
| Married couple, no children | 23.4% | 44.3% | 42.9% |
| Non Family Households | 1,459 | 16,776 | 43,255,233 |
| Single householder, w/children | 28.3% | 15.7% | 15.8% |
| Single householder, no children | 31.0% | 17.0% | 10.8% |