| | Overland Park, KS | Bend, OR | United States |
| Population | 195,249 | 97,042 | 329,725,481 |
| Female Population | 50.2% | 50.2% | 50.5% |
| Male Population | 49.8% | 49.9% | 49.5% |
| Median Age | 38.3 | 38.8 | 38.4 |
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| Population - 2010 | 174,049 | 76,658 | 309,327,143 |
| Population - 2000 | 149,080 | 52,029 | 285,036,114 |
| Population - 1990 | 111,790 | 20,469 | 251,960,433 |
| Pop. 2000 to Now | 32.4% | 95.8% | 15.6% |
| Pop. 1990 to Now | 76.6% | 397.8% | 30.8% |
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| Population Density | 2,597.1 | 2,933.2 | 93.4 |
| Land Area | 75.2 | 33.1 | 3,531,905.4 |
| Water Area | 0.5 | 0.3 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Overland Park, KS | Bend, OR | United States |
| Age 0 to 4 | 5.6% | 5.8% | 5.9% |
| Age 5 to 9 | 5.9% | 6.9% | 6.1% |
| Age 10 to 14 | 6.7% | 5.5% | 6.6% |
| Age 15 to 17 | 4.4% | 4.1% | 3.9% |
| Age 18 to 20 | 3.1% | 2.6% | 4.0% |
| Age 21 to 24 | 5.3% | 4.6% | 5.2% |
| Age 25 to 34 | 14.1% | 15.3% | 13.8% |
| Age 35 to 44 | 13.8% | 15.0% | 12.9% |
| Age 45 to 54 | 12.7% | 12.9% | 12.6% |
| Age 55 to 59 | 6.5% | 5.3% | 6.7% |
| Age 60 to 64 | 6.0% | 5.8% | 6.3% |
| Age 65 to 74 | 9.4% | 10.1% | 9.6% |
| Age 75 to 84 | 3.9% | 4.2% | 4.5% |
| Age 85 and over | 2.5% | 1.8% | 1.9% |
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| Race | | | |
| | Overland Park, KS | Bend, OR | United States |
| White | 75.8% | 84.2% | 59.4% |
| Black | 4.9% | 0.7% | 12.2% |
| Asian | 8.7% | 1.6% | 5.6% |
| Native American | 0.2% | 0.3% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.1% | 0.2% |
| Other | 0.2% | 0.4% | 0.4% |
| Two or More Races | 3.1% | 4.0% | 3.2% |
| Hispanic | 6.9% | 8.6% | 18.4% |
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| Marriage & Family | | | |
| | Overland Park, KS | Bend, OR | United States |
| Married Population | 55.4% | 53.1% | 49.8% |
| Currently Married | 54.4% | 52.2% | 48.0% |
| Married but Separated | 1.0% | 0.8% | 1.8% |
| Single Population | 44.6% | 47.0% | 50.2% |
| Never Married | 29.6% | 30.4% | 33.8% |
| Divorced | 10.1% | 12.8% | 10.8% |
| Widowed | 4.9% | 3.8% | 5.6% |
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| Household Size | 2.40 | 2.40 | 2.60 |
| Households | 80,854 | 40,158 | 124,010,992 |
| Family Households | 50,599 | 25,162 | 80,755,759 |
| Married couple, w/children | 36.1% | 33.0% | 30.5% |
| Married couple, no children | 45.7% | 43.6% | 42.9% |
| Non Family Households | 30,255 | 14,996 | 43,255,233 |
| Single householder, w/children | 11.5% | 15.3% | 15.8% |
| Single householder, no children | 6.7% | 8.1% | 10.8% |