| | Thompson Falls, MT | Payette, ID | United States |
| Population | 1,551 | 7,999 | 329,725,481 |
| Female Population | 43.9% | 52.3% | 50.5% |
| Male Population | 56.1% | 47.7% | 49.5% |
| Median Age | 34.7 | 40.3 | 38.4 |
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| Population - 2010 | 1,327 | 7,506 | 309,327,143 |
| Population - 2000 | 1,321 | 7,054 | 285,036,114 |
| Population - 1990 | 1,319 | 5,592 | 251,960,433 |
| Pop. 2000 to Now | 8.4% | 13.6% | 15.6% |
| Pop. 1990 to Now | 8.6% | 43.3% | 30.8% |
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| Population Density | 973.0 | 2,043.7 | 93.4 |
| Land Area | 1.6 | 3.9 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Thompson Falls, MT | Payette, ID | United States |
| Age 0 to 4 | 7.4% | 10.3% | 5.9% |
| Age 5 to 9 | 7.8% | 7.7% | 6.1% |
| Age 10 to 14 | 11.7% | 3.1% | 6.6% |
| Age 15 to 17 | 2.3% | 1.8% | 3.9% |
| Age 18 to 20 | 4.1% | 3.0% | 4.0% |
| Age 21 to 24 | 3.4% | 5.5% | 5.2% |
| Age 25 to 34 | 14.1% | 14.6% | 13.8% |
| Age 35 to 44 | 8.3% | 7.0% | 12.9% |
| Age 45 to 54 | 12.6% | 14.4% | 12.6% |
| Age 55 to 59 | 6.8% | 6.6% | 6.7% |
| Age 60 to 64 | 6.3% | 6.2% | 6.3% |
| Age 65 to 74 | 8.7% | 12.5% | 9.6% |
| Age 75 to 84 | 3.2% | 5.6% | 4.5% |
| Age 85 and over | 3.3% | 1.7% | 1.9% |
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| Race | | | |
| | Thompson Falls, MT | Payette, ID | United States |
| White | 91.6% | 71.1% | 59.4% |
| Black | 0.0% | 0.6% | 12.2% |
| Asian | 0.0% | 0.0% | 5.6% |
| Native American | 0.9% | 0.5% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 2.2% | 0.4% |
| Two or More Races | 0.6% | 5.1% | 3.2% |
| Hispanic | 6.9% | 20.4% | 18.4% |
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| Marriage & Family | | | |
| | Thompson Falls, MT | Payette, ID | United States |
| Married Population | 39.8% | 54.4% | 49.8% |
| Currently Married | 38.7% | 54.2% | 48.0% |
| Married but Separated | 1.1% | 0.2% | 1.8% |
| Single Population | 60.2% | 45.6% | 50.2% |
| Never Married | 29.3% | 26.0% | 33.8% |
| Divorced | 21.1% | 13.5% | 10.8% |
| Widowed | 9.8% | 6.1% | 5.6% |
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| Household Size | 2.46 | 2.71 | 2.60 |
| Households | 622 | 2,907 | 124,010,992 |
| Family Households | 343 | 2,027 | 80,755,759 |
| Married couple, w/children | 31.8% | 24.8% | 30.5% |
| Married couple, no children | 35.0% | 51.9% | 42.9% |
| Non Family Households | 279 | 880 | 43,255,233 |
| Single householder, w/children | 24.8% | 18.5% | 15.8% |
| Single householder, no children | 8.5% | 4.8% | 10.8% |