| | Valparaiso, NE | Columbus, NE | United States |
| Population | 554 | 23,954 | 329,725,481 |
| Female Population | 41.3% | 50.8% | 50.5% |
| Male Population | 58.7% | 49.2% | 49.5% |
| Median Age | 40.5 | 37.2 | 38.4 |
| space3 | | | |
| Population - 2010 | 572 | 22,334 | 309,327,143 |
| Population - 2000 | 563 | 20,971 | 285,036,114 |
| Population - 1990 | 481 | 19,480 | 251,960,433 |
| Pop. 2000 to Now | -3.6% | 12.5% | 15.6% |
| Pop. 1990 to Now | 12.9% | 21.1% | 30.8% |
| space4 | | | |
| Population Density | 984.0 | 2,346.1 | 93.4 |
| Land Area | 0.6 | 10.2 | 3,531,905.4 |
| Water Area | 0.0 | 0.2 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Valparaiso, NE | Columbus, NE | United States |
| Age 0 to 4 | 3.2% | 7.7% | 5.9% |
| Age 5 to 9 | 5.6% | 7.6% | 6.1% |
| Age 10 to 14 | 9.9% | 7.2% | 6.6% |
| Age 15 to 17 | 4.5% | 3.6% | 3.9% |
| Age 18 to 20 | 0.7% | 2.3% | 4.0% |
| Age 21 to 24 | 6.3% | 5.1% | 5.2% |
| Age 25 to 34 | 15.9% | 12.9% | 13.8% |
| Age 35 to 44 | 7.2% | 14.0% | 12.9% |
| Age 45 to 54 | 8.5% | 10.3% | 12.6% |
| Age 55 to 59 | 9.2% | 6.4% | 6.7% |
| Age 60 to 64 | 8.5% | 6.2% | 6.3% |
| Age 65 to 74 | 9.7% | 8.9% | 9.6% |
| Age 75 to 84 | 7.2% | 5.4% | 4.5% |
| Age 85 and over | 3.4% | 2.5% | 1.9% |
| space1 | | | |
| Race | | | |
| | Valparaiso, NE | Columbus, NE | United States |
| White | 100.0% | 73.0% | 59.4% |
| Black | 0.0% | 0.6% | 12.2% |
| Asian | 0.0% | 0.7% | 5.6% |
| Native American | 0.0% | 0.3% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 0.0% | 1.6% | 3.2% |
| Hispanic | 0.0% | 23.8% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Valparaiso, NE | Columbus, NE | United States |
| Married Population | 58.4% | 55.6% | 49.8% |
| Currently Married | 56.9% | 53.4% | 48.0% |
| Married but Separated | 1.6% | 2.1% | 1.8% |
| Single Population | 41.6% | 44.4% | 50.2% |
| Never Married | 21.6% | 28.2% | 33.8% |
| Divorced | 13.8% | 8.1% | 10.8% |
| Widowed | 6.2% | 8.2% | 5.6% |
| space5 | | | |
| Household Size | 2.24 | 2.45 | 2.60 |
| Households | 247 | 9,655 | 124,010,992 |
| Family Households | 160 | 6,043 | 80,755,759 |
| Married couple, w/children | 29.4% | 34.7% | 30.5% |
| Married couple, no children | 52.5% | 43.4% | 42.9% |
| Non Family Households | 87 | 3,612 | 43,255,233 |
| Single householder, w/children | 11.3% | 16.0% | 15.8% |
| Single householder, no children | 6.9% | 6.0% | 10.8% |