| | Big Timber, MT | Red Lodge, MT | United States |
| Population | 1,752 | 2,032 | 329,725,481 |
| Female Population | 51.4% | 54.9% | 50.5% |
| Male Population | 48.6% | 45.1% | 49.5% |
| Median Age | 38.7 | 51.9 | 38.4 |
| space3 | | | |
| Population - 2010 | 1,650 | 2,125 | 309,327,143 |
| Population - 2000 | 1,650 | 2,177 | 285,036,114 |
| Population - 1990 | 1,557 | 1,958 | 251,960,433 |
| Pop. 2000 to Now | 2.3% | 8.4% | 15.6% |
| Pop. 1990 to Now | 8.4% | 20.5% | 30.8% |
| space4 | | | |
| Population Density | 1,900.2 | 749.3 | 93.4 |
| Land Area | 0.9 | 2.7 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Big Timber, MT | Red Lodge, MT | United States |
| Age 0 to 4 | 6.0% | 3.2% | 5.9% |
| Age 5 to 9 | 4.7% | 7.3% | 6.1% |
| Age 10 to 14 | 6.3% | 4.9% | 6.6% |
| Age 15 to 17 | 3.8% | 0.0% | 3.9% |
| Age 18 to 20 | 1.8% | 3.0% | 4.0% |
| Age 21 to 24 | 12.8% | 3.3% | 5.2% |
| Age 25 to 34 | 11.4% | 9.5% | 13.8% |
| Age 35 to 44 | 7.2% | 12.5% | 12.9% |
| Age 45 to 54 | 8.3% | 10.5% | 12.6% |
| Age 55 to 59 | 3.9% | 7.1% | 6.7% |
| Age 60 to 64 | 8.2% | 15.1% | 6.3% |
| Age 65 to 74 | 11.0% | 12.4% | 9.6% |
| Age 75 to 84 | 11.3% | 7.5% | 4.5% |
| Age 85 and over | 3.4% | 3.8% | 1.9% |
| space1 | | | |
| Race | | | |
| | Big Timber, MT | Red Lodge, MT | United States |
| White | 90.4% | 85.8% | 59.4% |
| Black | 4.7% | 2.3% | 12.2% |
| Asian | 0.0% | 2.2% | 5.6% |
| Native American | 0.0% | 0.3% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 1.5% | 0.4% |
| Two or More Races | 0.9% | 0.0% | 3.2% |
| Hispanic | 4.1% | 8.0% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Big Timber, MT | Red Lodge, MT | United States |
| Married Population | 47.8% | 47.5% | 49.8% |
| Currently Married | 47.8% | 45.5% | 48.0% |
| Married but Separated | 0.0% | 2.0% | 1.8% |
| Single Population | 52.2% | 52.5% | 50.2% |
| Never Married | 27.8% | 25.7% | 33.8% |
| Divorced | 17.2% | 16.5% | 10.8% |
| Widowed | 7.3% | 10.3% | 5.6% |
| space5 | | | |
| Household Size | 2.62 | 1.81 | 2.60 |
| Households | 662 | 1,094 | 124,010,992 |
| Family Households | 346 | 445 | 80,755,759 |
| Married couple, w/children | 31.8% | 20.4% | 30.5% |
| Married couple, no children | 49.7% | 60.2% | 42.9% |
| Non Family Households | 316 | 649 | 43,255,233 |
| Single householder, w/children | 14.2% | 8.8% | 15.8% |
| Single householder, no children | 4.3% | 10.6% | 10.8% |