| | Tustin, MI | Mackay, ID | United States |
| Population | 209 | 603 | 329,725,481 |
| Female Population | 48.8% | 49.3% | 50.5% |
| Male Population | 51.2% | 50.8% | 49.5% |
| Median Age | 32.9 | 43.4 | 38.4 |
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| Population - 2010 | 221 | 511 | 309,327,143 |
| Population - 2000 | 237 | 566 | 285,036,114 |
| Population - 1990 | 236 | 574 | 251,960,433 |
| Pop. 2000 to Now | -8.9% | -12.9% | 15.6% |
| Pop. 1990 to Now | -8.5% | -14.1% | 30.8% |
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| Population Density | 538.7 | 696.3 | 93.4 |
| Land Area | 0.4 | 0.9 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Tustin, MI | Mackay, ID | United States |
| Age 0 to 4 | 12.9% | 10.3% | 5.9% |
| Age 5 to 9 | 9.1% | 9.1% | 6.1% |
| Age 10 to 14 | 4.3% | 0.0% | 6.6% |
| Age 15 to 17 | 1.9% | 3.6% | 3.9% |
| Age 18 to 20 | 7.2% | 8.8% | 4.0% |
| Age 21 to 24 | 1.9% | 5.6% | 5.2% |
| Age 25 to 34 | 15.3% | 2.2% | 13.8% |
| Age 35 to 44 | 13.4% | 18.6% | 12.9% |
| Age 45 to 54 | 4.3% | 5.3% | 12.6% |
| Age 55 to 59 | 2.9% | 1.7% | 6.7% |
| Age 60 to 64 | 11.5% | 10.9% | 6.3% |
| Age 65 to 74 | 12.9% | 15.6% | 9.6% |
| Age 75 to 84 | 1.4% | 6.6% | 4.5% |
| Age 85 and over | 1.0% | 1.7% | 1.9% |
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| Race | | | |
| | Tustin, MI | Mackay, ID | United States |
| White | 94.3% | 79.6% | 59.4% |
| Black | 0.0% | 0.0% | 12.2% |
| Asian | 2.4% | 0.0% | 5.6% |
| Native American | 1.4% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 1.9% | 6.3% | 3.2% |
| Hispanic | 0.0% | 14.1% | 18.4% |
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| Marriage & Family | | | |
| | Tustin, MI | Mackay, ID | United States |
| Married Population | 39.6% | 41.6% | 49.8% |
| Currently Married | 39.6% | 41.6% | 48.0% |
| Married but Separated | 0.0% | 0.0% | 1.8% |
| Single Population | 60.4% | 58.4% | 50.2% |
| Never Married | 33.1% | 31.5% | 33.8% |
| Divorced | 19.5% | 20.8% | 10.8% |
| Widowed | 7.8% | 6.2% | 5.6% |
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| Household Size | 2.94 | 3.30 | 2.60 |
| Households | 71 | 183 | 124,010,992 |
| Family Households | 45 | 103 | 80,755,759 |
| Married couple, w/children | 33.3% | 26.2% | 30.5% |
| Married couple, no children | 37.8% | 61.2% | 42.9% |
| Non Family Households | 26 | 80 | 43,255,233 |
| Single householder, w/children | 20.0% | 0.0% | 15.8% |
| Single householder, no children | 8.9% | 12.6% | 10.8% |