| | Ardmore, AL | Montana City, MT | United States |
| Population | 1,276 | 2,735 | 329,725,481 |
| Female Population | 53.1% | 49.6% | 50.5% |
| Male Population | 46.9% | 50.4% | 49.5% |
| Median Age | 35.4 | 45.5 | 38.4 |
| space3 | | | |
| Population - 2010 | 1,203 | 2,505 | 309,327,143 |
| Population - 2000 | 1,034 | 2,094 | 285,036,114 |
| Population - 1990 | 1,090 | 1,663 | 251,960,433 |
| Pop. 2000 to Now | 46.3% | 41.3% | 15.6% |
| Pop. 1990 to Now | 38.8% | 77.9% | 30.8% |
| space4 | | | |
| Population Density | 624.9 | 80.2 | 93.4 |
| Land Area | 2.0 | 34.1 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Ardmore, AL | Montana City, MT | United States |
| Age 0 to 4 | 7.1% | 3.9% | 5.9% |
| Age 5 to 9 | 5.3% | 5.7% | 6.1% |
| Age 10 to 14 | 6.3% | 8.8% | 6.6% |
| Age 15 to 17 | 3.8% | 7.1% | 3.9% |
| Age 18 to 20 | 2.3% | 1.8% | 4.0% |
| Age 21 to 24 | 3.6% | 2.3% | 5.2% |
| Age 25 to 34 | 20.9% | 5.7% | 13.8% |
| Age 35 to 44 | 10.3% | 14.4% | 12.9% |
| Age 45 to 54 | 8.2% | 16.9% | 12.6% |
| Age 55 to 59 | 1.3% | 7.9% | 6.7% |
| Age 60 to 64 | 9.6% | 9.1% | 6.3% |
| Age 65 to 74 | 13.7% | 12.1% | 9.6% |
| Age 75 to 84 | 6.6% | 3.4% | 4.5% |
| Age 85 and over | 0.9% | 0.9% | 1.9% |
| space1 | | | |
| Race | | | |
| | Ardmore, AL | Montana City, MT | United States |
| White | 82.0% | 94.5% | 59.4% |
| Black | 9.2% | 0.9% | 12.2% |
| Asian | 0.6% | 0.0% | 5.6% |
| Native American | 1.3% | 0.4% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 4.4% | 2.2% | 3.2% |
| Hispanic | 2.6% | 2.0% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Ardmore, AL | Montana City, MT | United States |
| Married Population | 48.0% | 73.9% | 49.8% |
| Currently Married | 47.3% | 71.4% | 48.0% |
| Married but Separated | 0.8% | 2.5% | 1.8% |
| Single Population | 52.0% | 26.1% | 50.2% |
| Never Married | 23.7% | 17.7% | 33.8% |
| Divorced | 20.0% | 5.6% | 10.8% |
| Widowed | 8.3% | 2.8% | 5.6% |
| space5 | | | |
| Household Size | 2.18 | 2.79 | 2.60 |
| Households | 584 | 980 | 124,010,992 |
| Family Households | 339 | 830 | 80,755,759 |
| Married couple, w/children | 39.5% | 34.9% | 30.5% |
| Married couple, no children | 31.0% | 56.1% | 42.9% |
| Non Family Households | 245 | 150 | 43,255,233 |
| Single householder, w/children | 18.0% | 8.9% | 15.8% |
| Single householder, no children | 11.5% | 0.0% | 10.8% |