| | Monett, MO | Clinton, IA | United States |
| Population | 9,512 | 24,651 | 329,725,481 |
| Female Population | 48.6% | 50.9% | 50.5% |
| Male Population | 51.5% | 49.1% | 49.5% |
| Median Age | 33.6 | 42.1 | 38.4 |
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| Population - 2010 | 8,897 | 26,849 | 309,327,143 |
| Population - 2000 | 7,396 | 27,772 | 285,036,114 |
| Population - 1990 | 6,529 | 29,201 | 251,960,433 |
| Pop. 2000 to Now | 23.9% | -9.8% | 15.6% |
| Pop. 1990 to Now | 40.3% | -14.3% | 30.8% |
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| Population Density | 1,118.4 | 701.2 | 93.4 |
| Land Area | 8.5 | 35.2 | 3,531,905.4 |
| Water Area | 0.0 | 2.9 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Monett, MO | Clinton, IA | United States |
| Age 0 to 4 | 7.9% | 5.7% | 5.9% |
| Age 5 to 9 | 8.5% | 4.9% | 6.1% |
| Age 10 to 14 | 10.4% | 6.5% | 6.6% |
| Age 15 to 17 | 2.9% | 3.8% | 3.9% |
| Age 18 to 20 | 3.3% | 3.7% | 4.0% |
| Age 21 to 24 | 4.9% | 3.9% | 5.2% |
| Age 25 to 34 | 13.9% | 13.3% | 13.8% |
| Age 35 to 44 | 14.8% | 11.3% | 12.9% |
| Age 45 to 54 | 8.0% | 12.0% | 12.6% |
| Age 55 to 59 | 5.1% | 7.7% | 6.7% |
| Age 60 to 64 | 3.7% | 7.6% | 6.3% |
| Age 65 to 74 | 7.4% | 10.5% | 9.6% |
| Age 75 to 84 | 6.6% | 6.1% | 4.5% |
| Age 85 and over | 2.9% | 3.0% | 1.9% |
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| Race | | | |
| | Monett, MO | Clinton, IA | United States |
| White | 66.4% | 86.3% | 59.4% |
| Black | 0.1% | 5.1% | 12.2% |
| Asian | 0.5% | 0.6% | 5.6% |
| Native American | 0.5% | 0.2% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.1% | 0.4% |
| Two or More Races | 4.7% | 3.2% | 3.2% |
| Hispanic | 27.8% | 4.6% | 18.4% |
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| Marriage & Family | | | |
| | Monett, MO | Clinton, IA | United States |
| Married Population | 52.1% | 45.5% | 49.8% |
| Currently Married | 43.6% | 43.1% | 48.0% |
| Married but Separated | 8.5% | 2.4% | 1.8% |
| Single Population | 47.9% | 54.5% | 50.2% |
| Never Married | 27.6% | 31.9% | 33.8% |
| Divorced | 12.7% | 14.3% | 10.8% |
| Widowed | 7.5% | 8.3% | 5.6% |
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| Household Size | 2.69 | 2.33 | 2.60 |
| Households | 3,506 | 10,356 | 124,010,992 |
| Family Households | 2,394 | 5,936 | 80,755,759 |
| Married couple, w/children | 30.7% | 24.3% | 30.5% |
| Married couple, no children | 27.7% | 46.8% | 42.9% |
| Non Family Households | 1,112 | 4,420 | 43,255,233 |
| Single householder, w/children | 29.7% | 17.8% | 15.8% |
| Single householder, no children | 12.0% | 11.0% | 10.8% |