| | Hungry Horse, MT | Martin City, MT | United States |
| Population | 607 | 382 | 329,725,481 |
| Female Population | 33.9% | 48.4% | 50.5% |
| Male Population | 66.1% | 51.6% | 49.5% |
| Median Age | 47.4 | 56.9 | 38.4 |
| space3 | | | |
| Population - 2010 | 919 | 541 | 309,327,143 |
| Population - 2000 | 934 | 331 | 285,036,114 |
| Population - 1990 | 642 | 382 | 251,960,433 |
| Pop. 2000 to Now | -38.8% | 24.5% | 15.6% |
| Pop. 1990 to Now | -10.9% | 7.9% | 30.8% |
| space4 | | | |
| Population Density | 423.3 | 221.1 | 93.4 |
| Land Area | 1.4 | 1.7 | 3,531,905.4 |
| Water Area | 0.1 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Hungry Horse, MT | Martin City, MT | United States |
| Age 0 to 4 | 4.1% | 4.7% | 5.9% |
| Age 5 to 9 | 3.5% | 0.0% | 6.1% |
| Age 10 to 14 | 17.1% | 0.0% | 6.6% |
| Age 15 to 17 | 0.0% | 9.2% | 3.9% |
| Age 18 to 20 | 1.2% | 0.0% | 4.0% |
| Age 21 to 24 | 3.3% | 0.0% | 5.2% |
| Age 25 to 34 | 15.8% | 4.2% | 13.8% |
| Age 35 to 44 | 3.3% | 17.5% | 12.9% |
| Age 45 to 54 | 11.4% | 12.3% | 12.6% |
| Age 55 to 59 | 9.7% | 4.7% | 6.7% |
| Age 60 to 64 | 2.6% | 13.9% | 6.3% |
| Age 65 to 74 | 18.8% | 16.8% | 9.6% |
| Age 75 to 84 | 9.2% | 10.2% | 4.5% |
| Age 85 and over | 0.0% | 6.5% | 1.9% |
| space1 | | | |
| Race | | | |
| | Hungry Horse, MT | Martin City, MT | United States |
| White | 93.9% | 97.9% | 59.4% |
| Black | 0.0% | 0.0% | 12.2% |
| Asian | 0.0% | 0.0% | 5.6% |
| Native American | 6.1% | 2.1% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 0.0% | 0.0% | 3.2% |
| Hispanic | 0.0% | 0.0% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Hungry Horse, MT | Martin City, MT | United States |
| Married Population | 61.1% | 46.4% | 49.8% |
| Currently Married | 61.1% | 46.4% | 48.0% |
| Married but Separated | 0.0% | 0.0% | 1.8% |
| Single Population | 39.0% | 53.6% | 50.2% |
| Never Married | 12.3% | 25.3% | 33.8% |
| Divorced | 16.0% | 26.1% | 10.8% |
| Widowed | 10.7% | 2.2% | 5.6% |
| space5 | | | |
| Household Size | 1.90 | 1.88 | 2.60 |
| Households | 308 | 203 | 124,010,992 |
| Family Households | 145 | 96 | 80,755,759 |
| Married couple, w/children | 24.1% | 34.4% | 30.5% |
| Married couple, no children | 48.3% | 46.9% | 42.9% |
| Non Family Households | 163 | 107 | 43,255,233 |
| Single householder, w/children | 27.6% | 0.0% | 15.8% |
| Single householder, no children | 0.0% | 18.8% | 10.8% |