| | Three Points, AZ | Sahuarita, AZ | United States |
| Population | 4,807 | 33,524 | 329,725,481 |
| Female Population | 46.3% | 51.8% | 50.5% |
| Male Population | 53.7% | 48.2% | 49.5% |
| Median Age | 48.1 | 36.3 | 38.4 |
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| Population - 2010 | 5,176 | 26,268 | 309,327,143 |
| Population - 2000 | 5,273 | 3,242 | 285,036,114 |
| Population - 1990 | 2,175 | 2,508 | 251,960,433 |
| Pop. 2000 to Now | 8.7% | 897.1% | 15.6% |
| Pop. 1990 to Now | 163.5% | 1,189.0% | 30.8% |
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| Population Density | 103.6 | 1,065.6 | 93.4 |
| Land Area | 46.4 | 31.5 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Three Points, AZ | Sahuarita, AZ | United States |
| Age 0 to 4 | 3.8% | 8.9% | 5.9% |
| Age 5 to 9 | 5.2% | 7.2% | 6.1% |
| Age 10 to 14 | 3.0% | 8.2% | 6.6% |
| Age 15 to 17 | 4.8% | 4.3% | 3.9% |
| Age 18 to 20 | 4.6% | 4.7% | 4.0% |
| Age 21 to 24 | 0.7% | 3.6% | 5.2% |
| Age 25 to 34 | 16.3% | 10.4% | 13.8% |
| Age 35 to 44 | 8.3% | 14.1% | 12.9% |
| Age 45 to 54 | 13.8% | 9.7% | 12.6% |
| Age 55 to 59 | 9.8% | 4.3% | 6.7% |
| Age 60 to 64 | 8.5% | 4.6% | 6.3% |
| Age 65 to 74 | 14.2% | 11.2% | 9.6% |
| Age 75 to 84 | 6.5% | 7.1% | 4.5% |
| Age 85 and over | 0.4% | 1.6% | 1.9% |
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| Race | | | |
| | Three Points, AZ | Sahuarita, AZ | United States |
| White | 52.7% | 53.9% | 59.4% |
| Black | 1.9% | 2.2% | 12.2% |
| Asian | 0.2% | 1.1% | 5.6% |
| Native American | 0.0% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.6% | 0.7% | 0.4% |
| Two or More Races | 0.5% | 2.7% | 3.2% |
| Hispanic | 44.1% | 39.5% | 18.4% |
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| Marriage & Family | | | |
| | Three Points, AZ | Sahuarita, AZ | United States |
| Married Population | 41.2% | 62.2% | 49.8% |
| Currently Married | 38.5% | 61.7% | 48.0% |
| Married but Separated | 2.7% | 0.5% | 1.8% |
| Single Population | 58.8% | 37.8% | 50.2% |
| Never Married | 34.2% | 24.2% | 33.8% |
| Divorced | 19.7% | 8.8% | 10.8% |
| Widowed | 5.0% | 4.8% | 5.6% |
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| Household Size | 2.51 | 2.94 | 2.60 |
| Households | 1,913 | 11,382 | 124,010,992 |
| Family Households | 1,154 | 8,898 | 80,755,759 |
| Married couple, w/children | 16.1% | 38.7% | 30.5% |
| Married couple, no children | 50.6% | 45.1% | 42.9% |
| Non Family Households | 759 | 2,484 | 43,255,233 |
| Single householder, w/children | 21.8% | 8.1% | 15.8% |
| Single householder, no children | 11.5% | 8.1% | 10.8% |