| | Roeland Park, KS | Raytown, MO | United States |
| Population | 6,871 | 29,893 | 329,725,481 |
| Female Population | 57.4% | 52.7% | 50.5% |
| Male Population | 42.6% | 47.3% | 49.5% |
| Median Age | 36.7 | 41.6 | 38.4 |
| space3 | | | |
| Population - 2010 | 6,734 | 29,624 | 309,327,143 |
| Population - 2000 | 6,817 | 30,388 | 285,036,114 |
| Population - 1990 | 7,706 | 30,601 | 251,960,433 |
| Pop. 2000 to Now | -2.4% | -5.2% | 15.6% |
| Pop. 1990 to Now | -13.7% | -5.8% | 30.8% |
| space4 | | | |
| Population Density | 4,246.6 | 3,010.4 | 93.4 |
| Land Area | 1.6 | 9.9 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Roeland Park, KS | Raytown, MO | United States |
| Age 0 to 4 | 7.1% | 5.9% | 5.9% |
| Age 5 to 9 | 4.8% | 5.5% | 6.1% |
| Age 10 to 14 | 2.8% | 6.2% | 6.6% |
| Age 15 to 17 | 2.4% | 3.2% | 3.9% |
| Age 18 to 20 | 1.8% | 3.8% | 4.0% |
| Age 21 to 24 | 9.4% | 4.2% | 5.2% |
| Age 25 to 34 | 19.1% | 13.4% | 13.8% |
| Age 35 to 44 | 16.3% | 11.9% | 12.9% |
| Age 45 to 54 | 10.3% | 13.3% | 12.6% |
| Age 55 to 59 | 5.8% | 7.3% | 6.7% |
| Age 60 to 64 | 6.1% | 8.0% | 6.3% |
| Age 65 to 74 | 4.5% | 9.7% | 9.6% |
| Age 75 to 84 | 7.2% | 6.1% | 4.5% |
| Age 85 and over | 2.6% | 1.5% | 1.9% |
| space1 | | | |
| Race | | | |
| | Roeland Park, KS | Raytown, MO | United States |
| White | 79.7% | 50.2% | 59.4% |
| Black | 1.5% | 37.2% | 12.2% |
| Asian | 0.8% | 1.3% | 5.6% |
| Native American | 0.0% | 0.1% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 1.3% | 0.4% |
| Two or More Races | 4.4% | 2.8% | 3.2% |
| Hispanic | 13.6% | 7.1% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Roeland Park, KS | Raytown, MO | United States |
| Married Population | 47.1% | 41.8% | 49.8% |
| Currently Married | 47.0% | 39.3% | 48.0% |
| Married but Separated | 0.1% | 2.5% | 1.8% |
| Single Population | 52.9% | 58.2% | 50.2% |
| Never Married | 35.3% | 35.5% | 33.8% |
| Divorced | 13.0% | 17.6% | 10.8% |
| Widowed | 4.6% | 5.1% | 5.6% |
| space5 | | | |
| Household Size | 2.08 | 2.30 | 2.60 |
| Households | 3,302 | 12,777 | 124,010,992 |
| Family Households | 1,608 | 7,235 | 80,755,759 |
| Married couple, w/children | 40.4% | 24.4% | 30.5% |
| Married couple, no children | 39.7% | 37.9% | 42.9% |
| Non Family Households | 1,694 | 5,542 | 43,255,233 |
| Single householder, w/children | 5.2% | 19.8% | 15.8% |
| Single householder, no children | 14.7% | 17.9% | 10.8% |