| | Miller, MO | Ulysses, KS | United States |
| Population | 614 | 5,812 | 329,725,481 |
| Female Population | 49.7% | 47.6% | 50.5% |
| Male Population | 50.3% | 52.4% | 49.5% |
| Median Age | 45.1 | 32.6 | 38.4 |
| space3 | | | |
| Population - 2010 | 697 | 6,154 | 309,327,143 |
| Population - 2000 | 754 | 5,960 | 285,036,114 |
| Population - 1990 | 753 | 5,474 | 251,960,433 |
| Pop. 2000 to Now | -10.1% | -7.0% | 15.6% |
| Pop. 1990 to Now | -10.0% | 1.3% | 30.8% |
| space4 | | | |
| Population Density | 807.9 | 1,822.5 | 93.4 |
| Land Area | 0.8 | 3.2 | 3,531,905.4 |
| Water Area | 0.0 | 0.1 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Miller, MO | Ulysses, KS | United States |
| Age 0 to 4 | 4.2% | 7.2% | 5.9% |
| Age 5 to 9 | 3.7% | 8.5% | 6.1% |
| Age 10 to 14 | 7.0% | 10.4% | 6.6% |
| Age 15 to 17 | 5.2% | 5.0% | 3.9% |
| Age 18 to 20 | 3.9% | 7.1% | 4.0% |
| Age 21 to 24 | 3.9% | 3.9% | 5.2% |
| Age 25 to 34 | 11.9% | 13.1% | 13.8% |
| Age 35 to 44 | 9.9% | 7.9% | 12.9% |
| Age 45 to 54 | 17.8% | 11.6% | 12.6% |
| Age 55 to 59 | 2.8% | 6.5% | 6.7% |
| Age 60 to 64 | 7.8% | 5.0% | 6.3% |
| Age 65 to 74 | 11.4% | 10.0% | 9.6% |
| Age 75 to 84 | 7.8% | 2.5% | 4.5% |
| Age 85 and over | 2.6% | 1.3% | 1.9% |
| space1 | | | |
| Race | | | |
| | Miller, MO | Ulysses, KS | United States |
| White | 91.2% | 45.5% | 59.4% |
| Black | 1.0% | 0.1% | 12.2% |
| Asian | 0.0% | 0.0% | 5.6% |
| Native American | 3.1% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 1.6% | 0.0% | 0.4% |
| Two or More Races | 2.6% | 2.2% | 3.2% |
| Hispanic | 0.5% | 52.2% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Miller, MO | Ulysses, KS | United States |
| Married Population | 48.9% | 58.0% | 49.8% |
| Currently Married | 47.3% | 58.0% | 48.0% |
| Married but Separated | 1.5% | 0.0% | 1.8% |
| Single Population | 51.1% | 42.0% | 50.2% |
| Never Married | 20.3% | 27.9% | 33.8% |
| Divorced | 20.1% | 11.9% | 10.8% |
| Widowed | 10.7% | 2.2% | 5.6% |
| space5 | | | |
| Household Size | 2.05 | 3.05 | 2.60 |
| Households | 299 | 1,889 | 124,010,992 |
| Family Households | 192 | 1,320 | 80,755,759 |
| Married couple, w/children | 30.2% | 53.0% | 30.5% |
| Married couple, no children | 33.3% | 34.0% | 42.9% |
| Non Family Households | 107 | 569 | 43,255,233 |
| Single householder, w/children | 13.0% | 7.1% | 15.8% |
| Single householder, no children | 23.4% | 5.9% | 10.8% |