| | Lecompton, KS | Florence, CO | United States |
| Population | 886 | 3,857 | 329,725,481 |
| Female Population | 53.7% | 48.4% | 50.5% |
| Male Population | 46.3% | 51.6% | 49.5% |
| Median Age | 31 | 48.2 | 38.4 |
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| Population - 2010 | 638 | 3,871 | 309,327,143 |
| Population - 2000 | 608 | 3,653 | 285,036,114 |
| Population - 1990 | 619 | 2,990 | 251,960,433 |
| Pop. 2000 to Now | 8.4% | 9.0% | 15.6% |
| Pop. 1990 to Now | 6.5% | 33.2% | 30.8% |
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| Population Density | 504.6 | 883.0 | 93.4 |
| Land Area | 1.8 | 4.4 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Lecompton, KS | Florence, CO | United States |
| Age 0 to 4 | 7.3% | 3.2% | 5.9% |
| Age 5 to 9 | 6.0% | 3.4% | 6.1% |
| Age 10 to 14 | 8.4% | 6.4% | 6.6% |
| Age 15 to 17 | 5.3% | 3.0% | 3.9% |
| Age 18 to 20 | 12.8% | 4.5% | 4.0% |
| Age 21 to 24 | 4.1% | 6.0% | 5.2% |
| Age 25 to 34 | 10.7% | 11.1% | 13.8% |
| Age 35 to 44 | 11.9% | 11.3% | 12.9% |
| Age 45 to 54 | 12.9% | 13.7% | 12.6% |
| Age 55 to 59 | 8.7% | 7.2% | 6.7% |
| Age 60 to 64 | 2.9% | 7.9% | 6.3% |
| Age 65 to 74 | 5.8% | 14.5% | 9.6% |
| Age 75 to 84 | 2.5% | 6.5% | 4.5% |
| Age 85 and over | 0.9% | 1.3% | 1.9% |
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| Race | | | |
| | Lecompton, KS | Florence, CO | United States |
| White | 82.8% | 87.2% | 59.4% |
| Black | 0.0% | 0.4% | 12.2% |
| Asian | 0.6% | 0.9% | 5.6% |
| Native American | 1.5% | 0.1% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.1% | 0.4% |
| Two or More Races | 10.4% | 1.5% | 3.2% |
| Hispanic | 4.7% | 9.9% | 18.4% |
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| Marriage & Family | | | |
| | Lecompton, KS | Florence, CO | United States |
| Married Population | 53.5% | 55.0% | 49.8% |
| Currently Married | 53.0% | 53.6% | 48.0% |
| Married but Separated | 0.4% | 1.4% | 1.8% |
| Single Population | 46.5% | 45.0% | 50.2% |
| Never Married | 35.3% | 21.3% | 33.8% |
| Divorced | 8.2% | 17.3% | 10.8% |
| Widowed | 3.0% | 6.4% | 5.6% |
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| Household Size | 3.21 | 2.23 | 2.60 |
| Households | 276 | 1,696 | 124,010,992 |
| Family Households | 226 | 1,072 | 80,755,759 |
| Married couple, w/children | 31.9% | 24.4% | 30.5% |
| Married couple, no children | 41.2% | 55.2% | 42.9% |
| Non Family Households | 50 | 624 | 43,255,233 |
| Single householder, w/children | 19.0% | 13.2% | 15.8% |
| Single householder, no children | 8.0% | 7.2% | 10.8% |