| | Fowler, IN | Medicine Bow, WY | United States |
| Population | 2,235 | 343 | 329,725,481 |
| Female Population | 51.7% | 50.4% | 50.5% |
| Male Population | 48.3% | 49.6% | 49.5% |
| Median Age | 41.5 | 59.4 | 38.4 |
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| Population - 2010 | 2,338 | 283 | 309,327,143 |
| Population - 2000 | 2,415 | 274 | 285,036,114 |
| Population - 1990 | 2,333 | 389 | 251,960,433 |
| Pop. 2000 to Now | -4.6% | -6.2% | 15.6% |
| Pop. 1990 to Now | -1.2% | -33.9% | 30.8% |
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| Population Density | 1,599.9 | 99.2 | 93.4 |
| Land Area | 1.4 | 3.5 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Fowler, IN | Medicine Bow, WY | United States |
| Age 0 to 4 | 7.0% | 2.3% | 5.9% |
| Age 5 to 9 | 5.4% | 5.0% | 6.1% |
| Age 10 to 14 | 5.9% | 2.0% | 6.6% |
| Age 15 to 17 | 4.9% | 4.1% | 3.9% |
| Age 18 to 20 | 3.7% | 6.4% | 4.0% |
| Age 21 to 24 | 4.0% | 2.3% | 5.2% |
| Age 25 to 34 | 13.2% | 5.0% | 13.8% |
| Age 35 to 44 | 10.5% | 8.2% | 12.9% |
| Age 45 to 54 | 12.8% | 7.3% | 12.6% |
| Age 55 to 59 | 6.5% | 9.9% | 6.7% |
| Age 60 to 64 | 4.4% | 11.4% | 6.3% |
| Age 65 to 74 | 12.6% | 19.5% | 9.6% |
| Age 75 to 84 | 6.2% | 13.1% | 4.5% |
| Age 85 and over | 3.0% | 3.5% | 1.9% |
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| Race | | | |
| | Fowler, IN | Medicine Bow, WY | United States |
| White | 97.7% | 90.1% | 59.4% |
| Black | 0.2% | 0.0% | 12.2% |
| Asian | 0.0% | 0.0% | 5.6% |
| Native American | 0.0% | 1.2% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.0% | 0.4% |
| Two or More Races | 1.2% | 2.6% | 3.2% |
| Hispanic | 1.0% | 6.1% | 18.4% |
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| Marriage & Family | | | |
| | Fowler, IN | Medicine Bow, WY | United States |
| Married Population | 47.2% | 48.2% | 49.8% |
| Currently Married | 45.3% | 47.6% | 48.0% |
| Married but Separated | 1.9% | 0.6% | 1.8% |
| Single Population | 52.8% | 51.8% | 50.2% |
| Never Married | 31.6% | 22.5% | 33.8% |
| Divorced | 13.7% | 13.8% | 10.8% |
| Widowed | 7.5% | 15.4% | 5.6% |
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| Household Size | 2.39 | 2.17 | 2.60 |
| Households | 905 | 158 | 124,010,992 |
| Family Households | 540 | 83 | 80,755,759 |
| Married couple, w/children | 26.7% | 10.8% | 30.5% |
| Married couple, no children | 44.8% | 62.7% | 42.9% |
| Non Family Households | 365 | 75 | 43,255,233 |
| Single householder, w/children | 25.7% | 13.3% | 15.8% |
| Single householder, no children | 2.8% | 13.3% | 10.8% |