| | Red Lake Falls township, MN | Kalispell, MT | United States |
| Population | 236 | 24,260 | 329,725,481 |
| Female Population | 53.4% | 51.4% | 50.5% |
| Male Population | 46.6% | 48.6% | 49.5% |
| Median Age | 52.6 | 35.3 | 38.4 |
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| Population - 2010 | 203 | 20,070 | 309,327,143 |
| Population - 2000 | 206 | 14,223 | 285,036,114 |
| Population - 1990 | 235 | 11,917 | 251,960,433 |
| Pop. 2000 to Now | -1.0% | 78.1% | 15.6% |
| Pop. 1990 to Now | -13.2% | 112.6% | 30.8% |
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| Population Density | 6.9 | 2,022.2 | 93.4 |
| Land Area | 34.0 | 12.0 | 3,531,905.4 |
| Water Area | 0.0 | 0.1 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Red Lake Falls township, MN | Kalispell, MT | United States |
| Age 0 to 4 | 7.2% | 7.7% | 5.9% |
| Age 5 to 9 | 3.8% | 5.9% | 6.1% |
| Age 10 to 14 | 1.7% | 6.2% | 6.6% |
| Age 15 to 17 | 4.2% | 4.6% | 3.9% |
| Age 18 to 20 | 3.0% | 3.6% | 4.0% |
| Age 21 to 24 | 3.0% | 5.3% | 5.2% |
| Age 25 to 34 | 5.5% | 16.3% | 13.8% |
| Age 35 to 44 | 14.4% | 12.6% | 12.9% |
| Age 45 to 54 | 13.1% | 10.5% | 12.6% |
| Age 55 to 59 | 5.5% | 3.9% | 6.7% |
| Age 60 to 64 | 10.6% | 6.5% | 6.3% |
| Age 65 to 74 | 18.6% | 8.8% | 9.6% |
| Age 75 to 84 | 6.4% | 5.7% | 4.5% |
| Age 85 and over | 3.0% | 2.5% | 1.9% |
| space1 | | | |
| Race | | | |
| | Red Lake Falls township, MN | Kalispell, MT | United States |
| White | 95.3% | 90.2% | 59.4% |
| Black | 0.0% | 0.7% | 12.2% |
| Asian | 0.0% | 1.5% | 5.6% |
| Native American | 0.8% | 1.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.1% | 0.4% |
| Two or More Races | 0.0% | 2.4% | 3.2% |
| Hispanic | 3.8% | 4.1% | 18.4% |
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| Marriage & Family | | | |
| | Red Lake Falls township, MN | Kalispell, MT | United States |
| Married Population | 54.9% | 44.8% | 49.8% |
| Currently Married | 54.9% | 41.3% | 48.0% |
| Married but Separated | 0.0% | 3.4% | 1.8% |
| Single Population | 45.1% | 55.2% | 50.2% |
| Never Married | 19.9% | 32.6% | 33.8% |
| Divorced | 13.1% | 16.2% | 10.8% |
| Widowed | 12.1% | 6.4% | 5.6% |
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| Household Size | 2.36 | 2.45 | 2.60 |
| Households | 100 | 9,714 | 124,010,992 |
| Family Households | 63 | 5,478 | 80,755,759 |
| Married couple, w/children | 23.8% | 27.9% | 30.5% |
| Married couple, no children | 66.7% | 39.2% | 42.9% |
| Non Family Households | 37 | 4,236 | 43,255,233 |
| Single householder, w/children | 3.2% | 23.1% | 15.8% |
| Single householder, no children | 6.3% | 9.8% | 10.8% |