| | Oakdale, MN | Wichita, KS | United States |
| Population | 28,019 | 394,574 | 329,725,481 |
| Female Population | 52.4% | 50.5% | 50.5% |
| Male Population | 47.6% | 49.5% | 49.5% |
| Median Age | 41.9 | 35.4 | 38.4 |
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| Population - 2010 | 27,427 | 382,740 | 309,327,143 |
| Population - 2000 | 26,653 | 344,284 | 285,036,114 |
| Population - 1990 | 18,374 | 304,011 | 251,960,433 |
| Pop. 2000 to Now | 4.2% | 13.8% | 15.6% |
| Pop. 1990 to Now | 51.2% | 28.9% | 30.8% |
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| Population Density | 2,556.5 | 2,447.4 | 93.4 |
| Land Area | 11.0 | 161.2 | 3,531,905.4 |
| Water Area | 0.3 | 4.4 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Oakdale, MN | Wichita, KS | United States |
| Age 0 to 4 | 5.6% | 6.6% | 5.9% |
| Age 5 to 9 | 5.7% | 7.1% | 6.1% |
| Age 10 to 14 | 6.5% | 7.2% | 6.6% |
| Age 15 to 17 | 3.0% | 4.2% | 3.9% |
| Age 18 to 20 | 4.6% | 3.8% | 4.0% |
| Age 21 to 24 | 4.3% | 5.8% | 5.2% |
| Age 25 to 34 | 14.6% | 14.8% | 13.8% |
| Age 35 to 44 | 8.6% | 12.5% | 12.9% |
| Age 45 to 54 | 13.1% | 11.4% | 12.6% |
| Age 55 to 59 | 9.4% | 6.1% | 6.7% |
| Age 60 to 64 | 7.7% | 6.0% | 6.3% |
| Age 65 to 74 | 10.4% | 9.0% | 9.6% |
| Age 75 to 84 | 4.4% | 3.8% | 4.5% |
| Age 85 and over | 2.0% | 1.8% | 1.9% |
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| Race | | | |
| | Oakdale, MN | Wichita, KS | United States |
| White | 66.3% | 61.9% | 59.4% |
| Black | 12.7% | 10.0% | 12.2% |
| Asian | 10.9% | 4.8% | 5.6% |
| Native American | 0.2% | 0.6% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.3% | 0.4% | 0.4% |
| Two or More Races | 5.0% | 4.8% | 3.2% |
| Hispanic | 4.5% | 17.6% | 18.4% |
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| Marriage & Family | | | |
| | Oakdale, MN | Wichita, KS | United States |
| Married Population | 49.3% | 47.5% | 49.8% |
| Currently Married | 48.4% | 45.6% | 48.0% |
| Married but Separated | 0.9% | 1.9% | 1.8% |
| Single Population | 50.7% | 52.6% | 50.2% |
| Never Married | 33.5% | 33.7% | 33.8% |
| Divorced | 12.7% | 13.8% | 10.8% |
| Widowed | 4.5% | 5.0% | 5.6% |
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| Household Size | 2.46 | 2.51 | 2.60 |
| Households | 11,337 | 155,184 | 124,010,992 |
| Family Households | 7,556 | 94,245 | 80,755,759 |
| Married couple, w/children | 25.9% | 28.9% | 30.5% |
| Married couple, no children | 44.7% | 41.1% | 42.9% |
| Non Family Households | 3,781 | 60,939 | 43,255,233 |
| Single householder, w/children | 20.6% | 19.9% | 15.8% |
| Single householder, no children | 8.7% | 10.2% | 10.8% |