| | Florence, CO | Bayfield, CO | United States |
| Population | 3,857 | 2,821 | 329,725,481 |
| Female Population | 48.4% | 46.2% | 50.5% |
| Male Population | 51.6% | 53.9% | 49.5% |
| Median Age | 48.2 | 32.1 | 38.4 |
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| Population - 2010 | 3,871 | 2,319 | 309,327,143 |
| Population - 2000 | 3,653 | 1,549 | 285,036,114 |
| Population - 1990 | 2,990 | 1,090 | 251,960,433 |
| Pop. 2000 to Now | 9.0% | 67.0% | 15.6% |
| Pop. 1990 to Now | 33.2% | 137.3% | 30.8% |
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| Population Density | 883.0 | 1,720.1 | 93.4 |
| Land Area | 4.4 | 1.6 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Florence, CO | Bayfield, CO | United States |
| Age 0 to 4 | 3.2% | 8.9% | 5.9% |
| Age 5 to 9 | 3.4% | 8.6% | 6.1% |
| Age 10 to 14 | 6.4% | 10.6% | 6.6% |
| Age 15 to 17 | 3.0% | 5.4% | 3.9% |
| Age 18 to 20 | 4.5% | 1.7% | 4.0% |
| Age 21 to 24 | 6.0% | 3.6% | 5.2% |
| Age 25 to 34 | 11.1% | 19.1% | 13.8% |
| Age 35 to 44 | 11.3% | 12.5% | 12.9% |
| Age 45 to 54 | 13.7% | 15.0% | 12.6% |
| Age 55 to 59 | 7.2% | 2.9% | 6.7% |
| Age 60 to 64 | 7.9% | 2.2% | 6.3% |
| Age 65 to 74 | 14.5% | 5.8% | 9.6% |
| Age 75 to 84 | 6.5% | 3.3% | 4.5% |
| Age 85 and over | 1.3% | 0.5% | 1.9% |
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| Race | | | |
| | Florence, CO | Bayfield, CO | United States |
| White | 87.2% | 75.5% | 59.4% |
| Black | 0.4% | 0.0% | 12.2% |
| Asian | 0.9% | 0.1% | 5.6% |
| Native American | 0.1% | 1.6% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.1% | 0.0% | 0.4% |
| Two or More Races | 1.5% | 0.2% | 3.2% |
| Hispanic | 9.9% | 22.5% | 18.4% |
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| Marriage & Family | | | |
| | Florence, CO | Bayfield, CO | United States |
| Married Population | 55.0% | 53.3% | 49.8% |
| Currently Married | 53.6% | 51.9% | 48.0% |
| Married but Separated | 1.4% | 1.4% | 1.8% |
| Single Population | 45.0% | 46.7% | 50.2% |
| Never Married | 21.3% | 27.9% | 33.8% |
| Divorced | 17.3% | 11.9% | 10.8% |
| Widowed | 6.4% | 6.9% | 5.6% |
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| Household Size | 2.23 | 3.04 | 2.60 |
| Households | 1,696 | 928 | 124,010,992 |
| Family Households | 1,072 | 655 | 80,755,759 |
| Married couple, w/children | 24.4% | 53.0% | 30.5% |
| Married couple, no children | 55.2% | 23.8% | 42.9% |
| Non Family Households | 624 | 273 | 43,255,233 |
| Single householder, w/children | 13.2% | 15.0% | 15.8% |
| Single householder, no children | 7.2% | 8.2% | 10.8% |