| PEOPLE | Springfield | Eugene | United States |
| Population | 59,403 | 156,185 | 308,035,306 |
| Pop. Density | 3,774 | 3,572 | 87 |
| Pop. Change | 9.23% | 9.79% | 8.07% |
| Median Age | 34.6 | 33.8 | 37.3 |
| Households | 23,665 | 66,419 | 116,716,292 |
| Household Size | 2.49 | 2.24 | 2.58 |
| Male Population | 48.97% | 48.87% | 49.27% |
| Female Population | 51.03% | 51.13% | 50.96% |
| Married Population | 40.90% | 37.43% | 47.02% |
| Single Population | 59.10% | 62.57% | 52.98% |
| ESTIMATED TOTAL POPULATION BY AGE | | | |
| Age 0 to 4 | 7.30% | 4.89% | 6.56% |
| Age 5 to 9 | 6.58% | 4.93% | 6.61% |
| Age 10 to 14 | 6.52% | 5.18% | 6.71% |
| Age 15 to 17 | 3.85% | 3.23% | 4.21% |
| Age 18 to 20 | 2.73% | 5.52% | 2.95% |
| Age 21 to 24 | 7.45% | 13.22% | 7.01% |
| Age 25 to 34 | 16.17% | 14.56% | 13.33% |
| Age 35 to 44 | 12.84% | 11.46% | 13.33% |
| Age 45 to 49 | 13.62% | 12.03% | 14.61% |
| Age 50 to 54 | 13.62% | 12.03% | 14.61% |
| Age 55 to 59 | 11.36% | 12.35% | 11.84% |
| Age 60 to 64 | 11.36% | 12.35% | 11.84% |
| Age 65 to 74 | 6.14% | 6.18% | 7.05% |
| Age 75 to 84 | 3.52% | 4.03% | 4.24% |
| Age 85 and over | 1.92% | 2.41% | 1.78% |
| RACE | | | |
| White | 85.86% | 85.81% | 72.41% |
| Black | 1.09% | 1.36% | 12.61% |
| Asian | 1.28% | 4.02% | 4.75% |
| American Indian | 1.43% | 1.03% | 0.95% |
| Other | 10.34% | 7.78% | 9.28% |
| Hispanic | 19.79% | 3.82% | 16.35% |
| Non-Hispanic | 80.21% | 96.18% | 83.65% |
| FAMILY | | | |
| Married, w/children | 27.58% | 27.66% | 30.42% |
| Married, no children | 38.03% | 44.97% | 42.46% |
| Single, w/children | 20.30% | 16.16% | 14.39% |
| Single, no children | 14.10% | 11.21% | 12.73% |
| Divorced | 17.27% | 13.79% | 10.62% |
| Separated | 4.76% | 3.71% | 4.97% |
| Widowed | 5.44% | 5.61% | 6.14% |
| Now Married | 41.72% | 37.42% | 46.32% |
| Never Married | 30.80% | 39.48% | 31.95% |
