| | Rendon, TX | Green Valley, AZ | United States |
| Population | 14,597 | 20,729 | 329,725,481 |
| Female Population | 50.8% | 55.2% | 50.5% |
| Male Population | 49.2% | 44.8% | 49.5% |
| Median Age | 40.3 | 73 | 38.4 |
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| Population - 2010 | 12,323 | 21,403 | 309,327,143 |
| Population - 2000 | 9,022 | 17,283 | 285,036,114 |
| Population - 1990 | 7,658 | 13,231 | 251,960,433 |
| Pop. 2000 to Now | 59.0% | 33.3% | 15.6% |
| Pop. 1990 to Now | 87.3% | 74.1% | 30.8% |
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| Population Density | 591.0 | 642.9 | 93.4 |
| Land Area | 24.7 | 32.2 | 3,531,905.4 |
| Water Area | 0.1 | 0.0 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Rendon, TX | Green Valley, AZ | United States |
| Age 0 to 4 | 4.4% | 0.1% | 5.9% |
| Age 5 to 9 | 6.0% | 0.4% | 6.1% |
| Age 10 to 14 | 7.1% | 0.2% | 6.6% |
| Age 15 to 17 | 7.6% | 0.1% | 3.9% |
| Age 18 to 20 | 4.6% | 0.4% | 4.0% |
| Age 21 to 24 | 2.9% | 0.2% | 5.2% |
| Age 25 to 34 | 9.4% | 1.2% | 13.8% |
| Age 35 to 44 | 12.2% | 1.4% | 12.9% |
| Age 45 to 54 | 15.9% | 2.5% | 12.6% |
| Age 55 to 59 | 6.3% | 4.5% | 6.7% |
| Age 60 to 64 | 10.1% | 9.1% | 6.3% |
| Age 65 to 74 | 6.7% | 38.0% | 9.6% |
| Age 75 to 84 | 5.2% | 33.5% | 4.5% |
| Age 85 and over | 1.7% | 8.6% | 1.9% |
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| Race | | | |
| | Rendon, TX | Green Valley, AZ | United States |
| White | 70.5% | 92.3% | 59.4% |
| Black | 4.4% | 0.5% | 12.2% |
| Asian | 0.3% | 0.3% | 5.6% |
| Native American | 0.0% | 0.2% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 1.3% | 0.1% | 0.4% |
| Two or More Races | 2.2% | 0.9% | 3.2% |
| Hispanic | 21.4% | 5.8% | 18.4% |
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| Marriage & Family | | | |
| | Rendon, TX | Green Valley, AZ | United States |
| Married Population | 55.7% | 63.0% | 49.8% |
| Currently Married | 55.3% | 62.2% | 48.0% |
| Married but Separated | 0.4% | 0.8% | 1.8% |
| Single Population | 44.3% | 37.0% | 50.2% |
| Never Married | 31.3% | 6.0% | 33.8% |
| Divorced | 8.9% | 17.1% | 10.8% |
| Widowed | 4.2% | 13.9% | 5.6% |
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| Household Size | 3.02 | 1.61 | 2.60 |
| Households | 4,820 | 12,847 | 124,010,992 |
| Family Households | 4,033 | 6,797 | 80,755,759 |
| Married couple, w/children | 34.8% | 1.0% | 30.5% |
| Married couple, no children | 42.9% | 91.7% | 42.9% |
| Non Family Households | 787 | 6,050 | 43,255,233 |
| Single householder, w/children | 10.2% | 0.9% | 15.8% |
| Single householder, no children | 12.1% | 6.5% | 10.8% |