| | Auburn, NE | Hebron, NE | United States |
| Population | 3,443 | 1,526 | 329,725,481 |
| Female Population | 49.1% | 55.6% | 50.5% |
| Male Population | 50.9% | 44.4% | 49.5% |
| Median Age | 37.1 | 52.1 | 38.4 |
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| Population - 2010 | 3,455 | 1,581 | 309,327,143 |
| Population - 2000 | 3,350 | 1,565 | 285,036,114 |
| Population - 1990 | 3,443 | 1,765 | 251,960,433 |
| Pop. 2000 to Now | -0.2% | -8.4% | 15.6% |
| Pop. 1990 to Now | -2.9% | -18.8% | 30.8% |
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| Population Density | 1,578.6 | 1,085.4 | 93.4 |
| Land Area | 2.2 | 1.4 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Auburn, NE | Hebron, NE | United States |
| Age 0 to 4 | 6.3% | 3.5% | 5.9% |
| Age 5 to 9 | 5.8% | 7.5% | 6.1% |
| Age 10 to 14 | 6.8% | 6.6% | 6.6% |
| Age 15 to 17 | 5.2% | 3.3% | 3.9% |
| Age 18 to 20 | 4.4% | 0.9% | 4.0% |
| Age 21 to 24 | 4.6% | 6.4% | 5.2% |
| Age 25 to 34 | 13.2% | 8.9% | 13.8% |
| Age 35 to 44 | 13.2% | 7.9% | 12.9% |
| Age 45 to 54 | 8.4% | 10.6% | 12.6% |
| Age 55 to 59 | 5.5% | 6.6% | 6.7% |
| Age 60 to 64 | 6.7% | 6.8% | 6.3% |
| Age 65 to 74 | 9.6% | 12.5% | 9.6% |
| Age 75 to 84 | 7.3% | 10.5% | 4.5% |
| Age 85 and over | 3.1% | 7.9% | 1.9% |
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| Race | | | |
| | Auburn, NE | Hebron, NE | United States |
| White | 91.3% | 93.3% | 59.4% |
| Black | 0.4% | 0.6% | 12.2% |
| Asian | 1.4% | 0.1% | 5.6% |
| Native American | 0.1% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 5.8% | 4.2% | 3.2% |
| Hispanic | 1.0% | 1.9% | 18.4% |
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| Marriage & Family | | | |
| | Auburn, NE | Hebron, NE | United States |
| Married Population | 46.3% | 47.9% | 49.8% |
| Currently Married | 45.9% | 47.3% | 48.0% |
| Married but Separated | 0.4% | 0.6% | 1.8% |
| Single Population | 53.7% | 52.2% | 50.2% |
| Never Married | 32.2% | 27.7% | 33.8% |
| Divorced | 14.8% | 9.8% | 10.8% |
| Widowed | 6.8% | 14.7% | 5.6% |
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| Household Size | 2.40 | 2.15 | 2.60 |
| Households | 1,398 | 663 | 124,010,992 |
| Family Households | 849 | 320 | 80,755,759 |
| Married couple, w/children | 28.0% | 24.4% | 30.5% |
| Married couple, no children | 43.5% | 63.1% | 42.9% |
| Non Family Households | 549 | 343 | 43,255,233 |
| Single householder, w/children | 22.7% | 6.3% | 15.8% |
| Single householder, no children | 5.8% | 6.3% | 10.8% |