| | Sallisaw, OK | Gallatin, TN | United States |
| Population | 8,503 | 43,306 | 329,725,481 |
| Female Population | 49.9% | 50.1% | 50.5% |
| Male Population | 50.1% | 49.9% | 49.5% |
| Median Age | 35.1 | 38.2 | 38.4 |
| space3 | | | |
| Population - 2010 | 8,952 | 30,514 | 309,327,143 |
| Population - 2000 | 7,989 | 23,230 | 285,036,114 |
| Population - 1990 | 7,122 | 18,794 | 251,960,433 |
| Pop. 2000 to Now | 5.8% | 90.9% | 15.6% |
| Pop. 1990 to Now | 18.7% | 135.9% | 30.8% |
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| Population Density | 608.1 | 1,363.0 | 93.4 |
| Land Area | 14.0 | 31.8 | 3,531,905.4 |
| Water Area | 0.2 | 0.6 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Sallisaw, OK | Gallatin, TN | United States |
| Age 0 to 4 | 8.6% | 5.8% | 5.9% |
| Age 5 to 9 | 8.1% | 8.0% | 6.1% |
| Age 10 to 14 | 8.0% | 6.0% | 6.6% |
| Age 15 to 17 | 4.1% | 2.9% | 3.9% |
| Age 18 to 20 | 3.1% | 3.7% | 4.0% |
| Age 21 to 24 | 4.4% | 4.4% | 5.2% |
| Age 25 to 34 | 13.6% | 14.5% | 13.8% |
| Age 35 to 44 | 11.5% | 13.1% | 12.9% |
| Age 45 to 54 | 11.2% | 13.6% | 12.6% |
| Age 55 to 59 | 6.7% | 6.5% | 6.7% |
| Age 60 to 64 | 4.5% | 5.3% | 6.3% |
| Age 65 to 74 | 8.5% | 9.0% | 9.6% |
| Age 75 to 84 | 6.5% | 5.5% | 4.5% |
| Age 85 and over | 1.2% | 1.7% | 1.9% |
| space1 | | | |
| Race | | | |
| | Sallisaw, OK | Gallatin, TN | United States |
| White | 61.0% | 69.9% | 59.4% |
| Black | 1.6% | 13.9% | 12.2% |
| Asian | 0.6% | 2.8% | 5.6% |
| Native American | 19.7% | 0.2% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.3% | 0.2% | 0.4% |
| Two or More Races | 9.1% | 4.6% | 3.2% |
| Hispanic | 7.8% | 8.3% | 18.4% |
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| Marriage & Family | | | |
| | Sallisaw, OK | Gallatin, TN | United States |
| Married Population | 48.1% | 52.0% | 49.8% |
| Currently Married | 45.8% | 51.2% | 48.0% |
| Married but Separated | 2.3% | 0.8% | 1.8% |
| Single Population | 51.9% | 48.0% | 50.2% |
| Never Married | 26.1% | 29.0% | 33.8% |
| Divorced | 19.1% | 13.0% | 10.8% |
| Widowed | 6.7% | 6.0% | 5.6% |
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| Household Size | 2.61 | 2.47 | 2.60 |
| Households | 3,188 | 17,127 | 124,010,992 |
| Family Households | 2,136 | 11,622 | 80,755,759 |
| Married couple, w/children | 31.2% | 26.9% | 30.5% |
| Married couple, no children | 31.9% | 45.1% | 42.9% |
| Non Family Households | 1,052 | 5,505 | 43,255,233 |
| Single householder, w/children | 27.2% | 17.7% | 15.8% |
| Single householder, no children | 9.7% | 10.2% | 10.8% |