| | Chiloquin, OR | Rohnert Park, CA | United States |
| Population | 610 | 44,420 | 329,725,481 |
| Female Population | 49.5% | 51.9% | 50.5% |
| Male Population | 50.5% | 48.1% | 49.5% |
| Median Age | 35.3 | 35.3 | 38.4 |
| space3 | | | |
| Population - 2010 | 729 | 41,110 | 309,327,143 |
| Population - 2000 | 716 | 42,236 | 285,036,114 |
| Population - 1990 | 673 | 36,326 | 251,960,433 |
| Pop. 2000 to Now | 5.5% | 1.8% | 15.6% |
| Pop. 1990 to Now | 12.2% | 18.3% | 30.8% |
| space4 | | | |
| Population Density | 746.6 | 6,343.0 | 93.4 |
| Land Area | 0.8 | 7.0 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Chiloquin, OR | Rohnert Park, CA | United States |
| Age 0 to 4 | 5.6% | 6.3% | 5.9% |
| Age 5 to 9 | 4.3% | 5.7% | 6.1% |
| Age 10 to 14 | 5.2% | 5.1% | 6.6% |
| Age 15 to 17 | 1.5% | 3.1% | 3.9% |
| Age 18 to 20 | 11.0% | 3.9% | 4.0% |
| Age 21 to 24 | 10.0% | 9.3% | 5.2% |
| Age 25 to 34 | 12.0% | 16.2% | 13.8% |
| Age 35 to 44 | 9.0% | 12.8% | 12.9% |
| Age 45 to 54 | 11.3% | 10.8% | 12.6% |
| Age 55 to 59 | 6.2% | 6.3% | 6.7% |
| Age 60 to 64 | 7.7% | 6.2% | 6.3% |
| Age 65 to 74 | 9.3% | 9.4% | 9.6% |
| Age 75 to 84 | 5.6% | 3.0% | 4.5% |
| Age 85 and over | 1.3% | 2.0% | 1.9% |
| space1 | | | |
| Race | | | |
| | Chiloquin, OR | Rohnert Park, CA | United States |
| White | 45.6% | 56.7% | 59.4% |
| Black | 0.0% | 3.1% | 12.2% |
| Asian | 0.5% | 6.2% | 5.6% |
| Native American | 44.3% | 0.5% | 0.6% |
| Hawaiian, Pacific Islander | 0.3% | 0.7% | 0.2% |
| Other | 0.0% | 0.4% | 0.4% |
| Two or More Races | 2.6% | 4.1% | 3.2% |
| Hispanic | 6.7% | 28.3% | 18.4% |
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| Marriage & Family | | | |
| | Chiloquin, OR | Rohnert Park, CA | United States |
| Married Population | 30.5% | 41.8% | 49.8% |
| Currently Married | 29.5% | 40.6% | 48.0% |
| Married but Separated | 1.0% | 1.2% | 1.8% |
| Single Population | 69.5% | 58.2% | 50.2% |
| Never Married | 46.7% | 42.5% | 33.8% |
| Divorced | 18.0% | 11.5% | 10.8% |
| Widowed | 4.8% | 4.2% | 5.6% |
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| Household Size | 2.68 | 2.58 | 2.60 |
| Households | 228 | 17,186 | 124,010,992 |
| Family Households | 144 | 10,184 | 80,755,759 |
| Married couple, w/children | 18.8% | 24.7% | 30.5% |
| Married couple, no children | 27.1% | 42.6% | 42.9% |
| Non Family Households | 84 | 7,002 | 43,255,233 |
| Single householder, w/children | 26.4% | 22.1% | 15.8% |
| Single householder, no children | 27.8% | 10.6% | 10.8% |