| | Hernando, MS | Tallahassee, FL | United States |
| Population | 16,730 | 195,057 | 329,725,481 |
| Female Population | 52.3% | 52.8% | 50.5% |
| Male Population | 47.7% | 47.2% | 49.5% |
| Median Age | 36.8 | 27.7 | 38.4 |
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| Population - 2010 | 14,119 | 181,441 | 309,327,143 |
| Population - 2000 | 6,812 | 150,624 | 285,036,114 |
| Population - 1990 | 3,125 | 124,773 | 251,960,433 |
| Pop. 2000 to Now | 147.4% | 30.3% | 15.6% |
| Pop. 1990 to Now | 439.3% | 57.4% | 30.8% |
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| Population Density | 661.2 | 1,941.9 | 93.4 |
| Land Area | 25.3 | 100.4 | 3,531,905.4 |
| Water Area | 0.1 | 3.2 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Hernando, MS | Tallahassee, FL | United States |
| Age 0 to 4 | 9.2% | 4.8% | 5.9% |
| Age 5 to 9 | 6.7% | 4.9% | 6.1% |
| Age 10 to 14 | 7.4% | 4.6% | 6.6% |
| Age 15 to 17 | 2.7% | 2.8% | 3.9% |
| Age 18 to 20 | 2.1% | 12.7% | 4.0% |
| Age 21 to 24 | 4.9% | 14.7% | 5.2% |
| Age 25 to 34 | 14.0% | 16.3% | 13.8% |
| Age 35 to 44 | 12.8% | 10.7% | 12.9% |
| Age 45 to 54 | 11.1% | 9.0% | 12.6% |
| Age 55 to 59 | 3.7% | 4.2% | 6.7% |
| Age 60 to 64 | 6.1% | 4.5% | 6.3% |
| Age 65 to 74 | 13.9% | 6.8% | 9.6% |
| Age 75 to 84 | 4.5% | 2.9% | 4.5% |
| Age 85 and over | 0.8% | 1.2% | 1.9% |
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| Race | | | |
| | Hernando, MS | Tallahassee, FL | United States |
| White | 77.2% | 49.4% | 59.4% |
| Black | 16.6% | 35.8% | 12.2% |
| Asian | 0.7% | 4.1% | 5.6% |
| Native American | 0.0% | 0.1% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.5% | 0.4% |
| Two or More Races | 1.0% | 2.9% | 3.2% |
| Hispanic | 4.4% | 7.2% | 18.4% |
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| Marriage & Family | | | |
| | Hernando, MS | Tallahassee, FL | United States |
| Married Population | 59.8% | 30.4% | 49.8% |
| Currently Married | 58.9% | 29.0% | 48.0% |
| Married but Separated | 0.8% | 1.4% | 1.8% |
| Single Population | 40.2% | 69.6% | 50.2% |
| Never Married | 20.1% | 56.6% | 33.8% |
| Divorced | 13.6% | 9.9% | 10.8% |
| Widowed | 6.6% | 3.1% | 5.6% |
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| Household Size | 2.53 | 2.25 | 2.60 |
| Households | 6,525 | 80,591 | 124,010,992 |
| Family Households | 4,809 | 36,024 | 80,755,759 |
| Married couple, w/children | 34.5% | 25.5% | 30.5% |
| Married couple, no children | 42.5% | 36.3% | 42.9% |
| Non Family Households | 1,716 | 44,567 | 43,255,233 |
| Single householder, w/children | 18.1% | 22.6% | 15.8% |
| Single householder, no children | 4.9% | 15.7% | 10.8% |