| PEOPLE | West Linn | Oak Hills | United States |
| Population | 25,109 | 11,333 | 308,035,306 |
| Pop. Density | 3,398 | 7,247 | 87 |
| Pop. Change | 14.09% | 24.86% | 8.07% |
| Median Age | 41.5 | 35 | 37.3 |
| Households | 9,523 | 4,177 | 116,716,292 |
| Household Size | 2.62 | 2.71 | 2.58 |
| Male Population | 48.75% | 48.78% | 49.27% |
| Female Population | 51.25% | 51.22% | 50.96% |
| Married Population | 55.40% | 54.59% | 47.02% |
| Single Population | 44.60% | 45.41% | 52.98% |
| ESTIMATED TOTAL POPULATION BY AGE | | | |
| Age 0 to 4 | 5.70% | 8.42% | 6.56% |
| Age 5 to 9 | 7.52% | 8.64% | 6.61% |
| Age 10 to 14 | 8.11% | 7.10% | 6.71% |
| Age 15 to 17 | 4.92% | 4.37% | 4.21% |
| Age 18 to 20 | 2.17% | 1.76% | 2.95% |
| Age 21 to 24 | 3.79% | 5.10% | 7.01% |
| Age 25 to 34 | 8.77% | 14.57% | 13.33% |
| Age 35 to 44 | 14.48% | 16.58% | 13.33% |
| Age 45 to 49 | 17.95% | 14.93% | 14.61% |
| Age 50 to 54 | 17.95% | 14.93% | 14.61% |
| Age 55 to 59 | 15.50% | 9.65% | 11.84% |
| Age 60 to 64 | 15.50% | 9.65% | 11.84% |
| Age 65 to 74 | 6.84% | 4.91% | 7.05% |
| Age 75 to 84 | 2.99% | 2.53% | 4.24% |
| Age 85 and over | 1.26% | 1.44% | 1.78% |
| RACE | | | |
| White | 90.72% | 71.38% | 72.41% |
| Black | 0.67% | 1.53% | 12.61% |
| Asian | 4.03% | 19.32% | 4.75% |
| American Indian | 0.35% | 0.31% | 0.95% |
| Other | 4.24% | 7.47% | 9.28% |
| Hispanic | 7.34% | 43.81% | 16.35% |
| Non-Hispanic | 92.66% | 56.19% | 83.65% |
| FAMILY | | | |
| Married, w/children | 38.21% | 46.24% | 30.42% |
| Married, no children | 44.84% | 37.31% | 42.46% |
| Single, w/children | 10.11% | 10.88% | 14.39% |
| Single, no children | 6.84% | 5.57% | 12.73% |
| Divorced | 12.31% | 8.68% | 10.62% |
| Separated | 2.42% | 3.16% | 4.97% |
| Widowed | 3.09% | 1.98% | 6.14% |
| Now Married | 56.14% | 55.70% | 46.32% |
| Never Married | 26.04% | 30.48% | 31.95% |