| | Collinsville, MS | Perry, OK | United States |
| Population | 1,717 | 4,605 | 329,725,481 |
| Female Population | 53.5% | 50.7% | 50.5% |
| Male Population | 46.5% | 49.3% | 49.5% |
| Median Age | 55.8 | 35.3 | 38.4 |
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| Population - 2010 | 1,720 | 5,123 | 309,327,143 |
| Population - 2000 | 1,823 | 5,230 | 285,036,114 |
| Population - 1990 | 1,364 | 4,978 | 251,960,433 |
| Pop. 2000 to Now | 3.6% | -7.6% | 15.6% |
| Pop. 1990 to Now | 38.4% | -2.9% | 30.8% |
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| Population Density | 120.5 | 680.5 | 93.4 |
| Land Area | 14.2 | 6.8 | 3,531,905.4 |
| Water Area | 0.0 | 0.8 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Collinsville, MS | Perry, OK | United States |
| Age 0 to 4 | 0.0% | 7.4% | 5.9% |
| Age 5 to 9 | 0.0% | 9.1% | 6.1% |
| Age 10 to 14 | 1.9% | 7.2% | 6.6% |
| Age 15 to 17 | 3.5% | 5.5% | 3.9% |
| Age 18 to 20 | 5.5% | 5.2% | 4.0% |
| Age 21 to 24 | 6.6% | 3.5% | 5.2% |
| Age 25 to 34 | 3.7% | 11.9% | 13.8% |
| Age 35 to 44 | 4.8% | 12.7% | 12.9% |
| Age 45 to 54 | 22.4% | 11.1% | 12.6% |
| Age 55 to 59 | 10.5% | 6.0% | 6.7% |
| Age 60 to 64 | 7.6% | 6.0% | 6.3% |
| Age 65 to 74 | 23.7% | 7.4% | 9.6% |
| Age 75 to 84 | 6.5% | 4.6% | 4.5% |
| Age 85 and over | 3.3% | 2.5% | 1.9% |
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| Race | | | |
| | Collinsville, MS | Perry, OK | United States |
| White | 81.2% | 85.8% | 59.4% |
| Black | 18.2% | 0.5% | 12.2% |
| Asian | 0.6% | 0.0% | 5.6% |
| Native American | 0.0% | 0.8% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.1% | 0.4% |
| Two or More Races | 0.0% | 9.7% | 3.2% |
| Hispanic | 0.0% | 3.1% | 18.4% |
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| Marriage & Family | | | |
| | Collinsville, MS | Perry, OK | United States |
| Married Population | 63.2% | 48.7% | 49.8% |
| Currently Married | 63.2% | 47.9% | 48.0% |
| Married but Separated | 0.0% | 0.9% | 1.8% |
| Single Population | 36.8% | 51.3% | 50.2% |
| Never Married | 25.0% | 25.0% | 33.8% |
| Divorced | 8.5% | 15.6% | 10.8% |
| Widowed | 3.3% | 10.7% | 5.6% |
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| Household Size | 2.32 | 2.79 | 2.60 |
| Households | 740 | 1,625 | 124,010,992 |
| Family Households | 528 | 1,046 | 80,755,759 |
| Married couple, w/children | 12.9% | 38.7% | 30.5% |
| Married couple, no children | 77.1% | 30.6% | 42.9% |
| Non Family Households | 212 | 579 | 43,255,233 |
| Single householder, w/children | 0.0% | 22.2% | 15.8% |
| Single householder, no children | 10.0% | 8.5% | 10.8% |