| | Florence, OR | Visalia, CA | United States |
| Population | 9,353 | 140,109 | 329,725,481 |
| Female Population | 57.3% | 51.3% | 50.5% |
| Male Population | 42.7% | 48.7% | 49.5% |
| Median Age | 60.4 | 32.6 | 38.4 |
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| Population - 2010 | 8,493 | 124,764 | 309,327,143 |
| Population - 2000 | 7,263 | 91,565 | 285,036,114 |
| Population - 1990 | 5,162 | 75,636 | 251,960,433 |
| Pop. 2000 to Now | 26.8% | 47.4% | 15.6% |
| Pop. 1990 to Now | 78.4% | 78.5% | 30.8% |
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| Population Density | 1,744.6 | 3,697.9 | 93.4 |
| Land Area | 5.4 | 37.9 | 3,531,905.4 |
| Water Area | 0.7 | 0.0 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Florence, OR | Visalia, CA | United States |
| Age 0 to 4 | 2.7% | 8.0% | 5.9% |
| Age 5 to 9 | 4.1% | 8.5% | 6.1% |
| Age 10 to 14 | 3.6% | 7.9% | 6.6% |
| Age 15 to 17 | 1.9% | 4.8% | 3.9% |
| Age 18 to 20 | 3.3% | 4.5% | 4.0% |
| Age 21 to 24 | 2.7% | 4.5% | 5.2% |
| Age 25 to 34 | 9.4% | 15.6% | 13.8% |
| Age 35 to 44 | 5.6% | 12.9% | 12.9% |
| Age 45 to 54 | 9.4% | 10.7% | 12.6% |
| Age 55 to 59 | 6.4% | 5.0% | 6.7% |
| Age 60 to 64 | 8.1% | 5.1% | 6.3% |
| Age 65 to 74 | 23.4% | 7.5% | 9.6% |
| Age 75 to 84 | 14.2% | 3.1% | 4.5% |
| Age 85 and over | 5.2% | 1.9% | 1.9% |
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| Race | | | |
| | Florence, OR | Visalia, CA | United States |
| White | 88.3% | 36.5% | 59.4% |
| Black | 1.7% | 2.1% | 12.2% |
| Asian | 1.0% | 5.9% | 5.6% |
| Native American | 0.8% | 0.4% | 0.6% |
| Hawaiian, Pacific Islander | 0.1% | 0.0% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 2.7% | 2.0% | 3.2% |
| Hispanic | 5.4% | 53.0% | 18.4% |
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| Marriage & Family | | | |
| | Florence, OR | Visalia, CA | United States |
| Married Population | 50.0% | 49.7% | 49.8% |
| Currently Married | 47.4% | 47.8% | 48.0% |
| Married but Separated | 2.6% | 1.9% | 1.8% |
| Single Population | 50.0% | 50.3% | 50.2% |
| Never Married | 21.4% | 34.8% | 33.8% |
| Divorced | 16.2% | 10.8% | 10.8% |
| Widowed | 12.5% | 4.7% | 5.6% |
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| Household Size | 1.97 | 3.05 | 2.60 |
| Households | 4,714 | 45,376 | 124,010,992 |
| Family Households | 2,559 | 33,473 | 80,755,759 |
| Married couple, w/children | 12.9% | 33.6% | 30.5% |
| Married couple, no children | 58.5% | 35.1% | 42.9% |
| Non Family Households | 2,155 | 11,903 | 43,255,233 |
| Single householder, w/children | 12.6% | 19.8% | 15.8% |
| Single householder, no children | 16.0% | 11.4% | 10.8% |