| | Tomah, WI | Elkhart, IN | United States |
| Population | 9,515 | 53,838 | 329,725,481 |
| Female Population | 46.4% | 51.7% | 50.5% |
| Male Population | 53.6% | 48.3% | 49.5% |
| Median Age | 41.3 | 34 | 38.4 |
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| Population - 2010 | 9,209 | 51,844 | 309,327,143 |
| Population - 2000 | 8,419 | 51,874 | 285,036,114 |
| Population - 1990 | 7,570 | 43,627 | 251,960,433 |
| Pop. 2000 to Now | 11.2% | 0.6% | 15.6% |
| Pop. 1990 to Now | 23.7% | 19.6% | 30.8% |
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| Population Density | 1,240.9 | 1,986.0 | 93.4 |
| Land Area | 7.7 | 27.1 | 3,531,905.4 |
| Water Area | 0.4 | 1.0 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Tomah, WI | Elkhart, IN | United States |
| Age 0 to 4 | 6.4% | 8.6% | 5.9% |
| Age 5 to 9 | 6.3% | 7.2% | 6.1% |
| Age 10 to 14 | 5.2% | 7.6% | 6.6% |
| Age 15 to 17 | 2.8% | 3.4% | 3.9% |
| Age 18 to 20 | 2.8% | 4.1% | 4.0% |
| Age 21 to 24 | 4.4% | 5.3% | 5.2% |
| Age 25 to 34 | 13.8% | 14.9% | 13.8% |
| Age 35 to 44 | 14.4% | 11.3% | 12.9% |
| Age 45 to 54 | 10.5% | 13.0% | 12.6% |
| Age 55 to 59 | 8.8% | 5.7% | 6.7% |
| Age 60 to 64 | 5.9% | 5.4% | 6.3% |
| Age 65 to 74 | 9.0% | 7.4% | 9.6% |
| Age 75 to 84 | 5.3% | 3.4% | 4.5% |
| Age 85 and over | 4.3% | 2.8% | 1.9% |
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| Race | | | |
| | Tomah, WI | Elkhart, IN | United States |
| White | 88.3% | 56.8% | 59.4% |
| Black | 4.0% | 13.3% | 12.2% |
| Asian | 0.6% | 0.6% | 5.6% |
| Native American | 1.5% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.1% | 0.2% |
| Other | 0.1% | 0.0% | 0.4% |
| Two or More Races | 3.0% | 3.1% | 3.2% |
| Hispanic | 2.5% | 26.0% | 18.4% |
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| Marriage & Family | | | |
| | Tomah, WI | Elkhart, IN | United States |
| Married Population | 45.9% | 37.9% | 49.8% |
| Currently Married | 44.6% | 35.6% | 48.0% |
| Married but Separated | 1.3% | 2.3% | 1.8% |
| Single Population | 54.1% | 62.1% | 50.2% |
| Never Married | 31.4% | 38.3% | 33.8% |
| Divorced | 14.6% | 16.3% | 10.8% |
| Widowed | 8.1% | 7.5% | 5.6% |
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| Household Size | 2.15 | 2.50 | 2.60 |
| Households | 4,293 | 21,212 | 124,010,992 |
| Family Households | 2,181 | 12,542 | 80,755,759 |
| Married couple, w/children | 26.3% | 21.7% | 30.5% |
| Married couple, no children | 45.6% | 31.9% | 42.9% |
| Non Family Households | 2,112 | 8,670 | 43,255,233 |
| Single householder, w/children | 19.1% | 31.0% | 15.8% |
| Single householder, no children | 9.0% | 15.4% | 10.8% |