| | Gunnison, CO | Seminole, FL | United States |
| Population | 6,459 | 19,224 | 329,725,481 |
| Female Population | 46.9% | 52.3% | 50.5% |
| Male Population | 53.1% | 47.7% | 49.5% |
| Median Age | 24.8 | 53.2 | 38.4 |
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| Population - 2010 | 5,835 | 17,322 | 309,327,143 |
| Population - 2000 | 5,409 | 10,890 | 285,036,114 |
| Population - 1990 | 4,636 | 9,251 | 251,960,433 |
| Pop. 2000 to Now | 26.5% | 73.2% | 15.6% |
| Pop. 1990 to Now | 47.5% | 103.9% | 30.8% |
| space4 | | | |
| Population Density | 1,553.8 | 3,728.5 | 93.4 |
| Land Area | 4.2 | 5.2 | 3,531,905.4 |
| Water Area | 0.0 | 0.5 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Gunnison, CO | Seminole, FL | United States |
| Age 0 to 4 | 2.8% | 3.3% | 5.9% |
| Age 5 to 9 | 3.4% | 4.5% | 6.1% |
| Age 10 to 14 | 4.5% | 4.4% | 6.6% |
| Age 15 to 17 | 2.9% | 1.9% | 3.9% |
| Age 18 to 20 | 14.1% | 2.8% | 4.0% |
| Age 21 to 24 | 23.3% | 3.6% | 5.2% |
| Age 25 to 34 | 18.1% | 7.8% | 13.8% |
| Age 35 to 44 | 7.9% | 10.3% | 12.9% |
| Age 45 to 54 | 6.5% | 13.0% | 12.6% |
| Age 55 to 59 | 3.1% | 7.9% | 6.7% |
| Age 60 to 64 | 2.4% | 9.0% | 6.3% |
| Age 65 to 74 | 5.5% | 15.3% | 9.6% |
| Age 75 to 84 | 4.3% | 11.5% | 4.5% |
| Age 85 and over | 1.1% | 4.8% | 1.9% |
| space1 | | | |
| Race | | | |
| | Gunnison, CO | Seminole, FL | United States |
| White | 83.7% | 82.2% | 59.4% |
| Black | 1.2% | 3.0% | 12.2% |
| Asian | 0.0% | 4.5% | 5.6% |
| Native American | 0.2% | 0.1% | 0.6% |
| Hawaiian, Pacific Islander | 0.7% | 0.2% | 0.2% |
| Other | 0.0% | 0.1% | 0.4% |
| Two or More Races | 2.9% | 1.3% | 3.2% |
| Hispanic | 11.3% | 8.6% | 18.4% |
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| Marriage & Family | | | |
| | Gunnison, CO | Seminole, FL | United States |
| Married Population | 23.9% | 50.1% | 49.8% |
| Currently Married | 23.6% | 49.6% | 48.0% |
| Married but Separated | 0.3% | 0.5% | 1.8% |
| Single Population | 76.1% | 49.9% | 50.2% |
| Never Married | 65.2% | 23.8% | 33.8% |
| Divorced | 7.7% | 15.5% | 10.8% |
| Widowed | 3.2% | 10.6% | 5.6% |
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| Household Size | 2.29 | 2.12 | 2.60 |
| Households | 2,502 | 8,847 | 124,010,992 |
| Family Households | 924 | 5,044 | 80,755,759 |
| Married couple, w/children | 33.1% | 18.9% | 30.5% |
| Married couple, no children | 34.4% | 59.7% | 42.9% |
| Non Family Households | 1,578 | 3,803 | 43,255,233 |
| Single householder, w/children | 17.1% | 11.3% | 15.8% |
| Single householder, no children | 15.4% | 10.2% | 10.8% |