| | Tobias, NE | Grantville, KS | United States |
| Population | 84 | 256 | 329,725,481 |
| Female Population | 38.1% | 62.5% | 50.5% |
| Male Population | 61.9% | 37.5% | 49.5% |
| Median Age | 44.6 | 35.6 | 38.4 |
| space3 | | | |
| Population - 2010 | 106 | 301 | 309,327,143 |
| Population - 2000 | 158 | 161 | 285,036,114 |
| Population - 1990 | 127 | 161 | 251,960,433 |
| Pop. 2000 to Now | -34.8% | -47.2% | 15.6% |
| Pop. 1990 to Now | -18.9% | -47.2% | 30.8% |
| space4 | | | |
| Population Density | 320.6 | 131.4 | 93.4 |
| Land Area | 0.3 | 1.9 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Tobias, NE | Grantville, KS | United States |
| Age 0 to 4 | 8.3% | 0.0% | 5.9% |
| Age 5 to 9 | 6.0% | 0.0% | 6.1% |
| Age 10 to 14 | 11.9% | 17.6% | 6.6% |
| Age 15 to 17 | 1.2% | 9.0% | 3.9% |
| Age 18 to 20 | 0.0% | 9.0% | 4.0% |
| Age 21 to 24 | 0.0% | 9.0% | 5.2% |
| Age 25 to 34 | 6.0% | 0.0% | 13.8% |
| Age 35 to 44 | 20.2% | 32.4% | 12.9% |
| Age 45 to 54 | 11.9% | 11.7% | 12.6% |
| Age 55 to 59 | 9.5% | 0.0% | 6.7% |
| Age 60 to 64 | 6.0% | 0.0% | 6.3% |
| Age 65 to 74 | 9.5% | 11.3% | 9.6% |
| Age 75 to 84 | 7.1% | 0.0% | 4.5% |
| Age 85 and over | 2.4% | 0.0% | 1.9% |
| space1 | | | |
| Race | | | |
| | Tobias, NE | Grantville, KS | United States |
| White | 76.2% | 91.4% | 59.4% |
| Black | 0.0% | 0.0% | 12.2% |
| Asian | 8.3% | 0.0% | 5.6% |
| Native American | 0.0% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 6.0% | 8.6% | 3.2% |
| Hispanic | 9.5% | 0.0% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Tobias, NE | Grantville, KS | United States |
| Married Population | 64.5% | 53.6% | 49.8% |
| Currently Married | 61.3% | 53.6% | 48.0% |
| Married but Separated | 3.2% | 0.0% | 1.8% |
| Single Population | 35.5% | 46.4% | 50.2% |
| Never Married | 6.5% | 39.3% | 33.8% |
| Divorced | 17.7% | 7.1% | 10.8% |
| Widowed | 11.3% | 0.0% | 5.6% |
| space5 | | | |
| Household Size | 2.15 | 3.66 | 2.60 |
| Households | 39 | 70 | 124,010,992 |
| Family Households | 24 | 55 | 80,755,759 |
| Married couple, w/children | 62.5% | 74.5% | 30.5% |
| Married couple, no children | 29.2% | 25.5% | 42.9% |
| Non Family Households | 15 | 15 | 43,255,233 |
| Single householder, w/children | 0.0% | 0.0% | 15.8% |
| Single householder, no children | 8.3% | 0.0% | 10.8% |