| | Portal, ND | Sturgeon, MO | United States |
| Population | 117 | 1,002 | 329,725,481 |
| Female Population | 51.3% | 52.3% | 50.5% |
| Male Population | 48.7% | 47.7% | 49.5% |
| Median Age | 47.1 | 32.4 | 38.4 |
| space3 | | | |
| Population - 2010 | 126 | 897 | 309,327,143 |
| Population - 2000 | 131 | 944 | 285,036,114 |
| Population - 1990 | 192 | 838 | 251,960,433 |
| Pop. 2000 to Now | 9.2% | 2.2% | 15.6% |
| Pop. 1990 to Now | -25.5% | 15.2% | 30.8% |
| space4 | | | |
| Population Density | 174.6 | 1,229.5 | 93.4 |
| Land Area | 0.7 | 0.8 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Portal, ND | Sturgeon, MO | United States |
| Age 0 to 4 | 12.8% | 7.7% | 5.9% |
| Age 5 to 9 | 1.7% | 5.8% | 6.1% |
| Age 10 to 14 | 0.9% | 7.2% | 6.6% |
| Age 15 to 17 | 0.0% | 3.6% | 3.9% |
| Age 18 to 20 | 1.7% | 0.8% | 4.0% |
| Age 21 to 24 | 0.0% | 14.3% | 5.2% |
| Age 25 to 34 | 29.1% | 13.8% | 13.8% |
| Age 35 to 44 | 1.7% | 8.4% | 12.9% |
| Age 45 to 54 | 26.5% | 11.6% | 12.6% |
| Age 55 to 59 | 2.6% | 4.6% | 6.7% |
| Age 60 to 64 | 7.7% | 3.6% | 6.3% |
| Age 65 to 74 | 9.4% | 11.1% | 9.6% |
| Age 75 to 84 | 5.1% | 3.4% | 4.5% |
| Age 85 and over | 0.9% | 4.3% | 1.9% |
| space1 | | | |
| Race | | | |
| | Portal, ND | Sturgeon, MO | United States |
| White | 77.8% | 96.1% | 59.4% |
| Black | 12.0% | 0.0% | 12.2% |
| Asian | 0.0% | 0.0% | 5.6% |
| Native American | 6.8% | 0.1% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 0.0% | 3.8% | 3.2% |
| Hispanic | 3.4% | 0.0% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Portal, ND | Sturgeon, MO | United States |
| Married Population | 64.6% | 49.3% | 49.8% |
| Currently Married | 64.6% | 47.7% | 48.0% |
| Married but Separated | 0.0% | 1.6% | 1.8% |
| Single Population | 35.4% | 50.7% | 50.2% |
| Never Married | 23.2% | 24.0% | 33.8% |
| Divorced | 8.1% | 19.7% | 10.8% |
| Widowed | 4.0% | 6.9% | 5.6% |
| space5 | | | |
| Household Size | 1.70 | 2.34 | 2.60 |
| Households | 69 | 418 | 124,010,992 |
| Family Households | 39 | 260 | 80,755,759 |
| Married couple, w/children | 23.1% | 36.9% | 30.5% |
| Married couple, no children | 61.5% | 35.0% | 42.9% |
| Non Family Households | 30 | 158 | 43,255,233 |
| Single householder, w/children | 7.7% | 18.8% | 15.8% |
| Single householder, no children | 7.7% | 9.2% | 10.8% |