| | Wesley Chapel, FL | Parker, CO | United States |
| Population | 65,134 | 57,311 | 329,725,481 |
| Female Population | 52.1% | 50.6% | 50.5% |
| Male Population | 47.9% | 49.4% | 49.5% |
| Median Age | 36.6 | 35.6 | 38.4 |
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| Population - 2010 | 39,309 | 45,550 | 309,327,143 |
| Population - 2000 | 5,691 | 23,558 | 285,036,114 |
| Population - 1990 | 6,437 | 5,450 | 251,960,433 |
| Pop. 2000 to Now | 981.3% | 149.1% | 15.6% |
| Pop. 1990 to Now | 856.0% | 976.6% | 30.8% |
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| Population Density | 1,483.0 | 2,627.9 | 93.4 |
| Land Area | 43.9 | 21.8 | 3,531,905.4 |
| Water Area | 0.1 | 0.0 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Wesley Chapel, FL | Parker, CO | United States |
| Age 0 to 4 | 5.9% | 6.2% | 5.9% |
| Age 5 to 9 | 7.3% | 7.6% | 6.1% |
| Age 10 to 14 | 8.1% | 9.4% | 6.6% |
| Age 15 to 17 | 4.8% | 5.2% | 3.9% |
| Age 18 to 20 | 3.4% | 3.8% | 4.0% |
| Age 21 to 24 | 5.6% | 5.0% | 5.2% |
| Age 25 to 34 | 11.8% | 12.1% | 13.8% |
| Age 35 to 44 | 15.8% | 16.6% | 12.9% |
| Age 45 to 54 | 16.3% | 14.2% | 12.6% |
| Age 55 to 59 | 5.3% | 6.6% | 6.7% |
| Age 60 to 64 | 4.6% | 4.3% | 6.3% |
| Age 65 to 74 | 6.4% | 6.4% | 9.6% |
| Age 75 to 84 | 3.7% | 2.2% | 4.5% |
| Age 85 and over | 0.9% | 0.5% | 1.9% |
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| Race | | | |
| | Wesley Chapel, FL | Parker, CO | United States |
| White | 55.4% | 77.4% | 59.4% |
| Black | 9.8% | 1.6% | 12.2% |
| Asian | 6.2% | 4.8% | 5.6% |
| Native American | 0.2% | 0.3% | 0.6% |
| Hawaiian, Pacific Islander | 0.1% | 0.0% | 0.2% |
| Other | 0.8% | 0.6% | 0.4% |
| Two or More Races | 3.5% | 3.3% | 3.2% |
| Hispanic | 24.0% | 12.1% | 18.4% |
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| Marriage & Family | | | |
| | Wesley Chapel, FL | Parker, CO | United States |
| Married Population | 56.1% | 61.4% | 49.8% |
| Currently Married | 54.6% | 60.7% | 48.0% |
| Married but Separated | 1.5% | 0.8% | 1.8% |
| Single Population | 43.9% | 38.6% | 50.2% |
| Never Married | 30.4% | 27.3% | 33.8% |
| Divorced | 9.8% | 9.1% | 10.8% |
| Widowed | 3.6% | 2.2% | 5.6% |
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| Household Size | 2.97 | 2.85 | 2.60 |
| Households | 21,946 | 20,083 | 124,010,992 |
| Family Households | 16,510 | 15,356 | 80,755,759 |
| Married couple, w/children | 42.8% | 48.4% | 30.5% |
| Married couple, no children | 35.5% | 35.4% | 42.9% |
| Non Family Households | 5,436 | 4,727 | 43,255,233 |
| Single householder, w/children | 14.1% | 10.2% | 15.8% |
| Single householder, no children | 7.7% | 6.0% | 10.8% |