| | West Milton, OH | Covington, OH | United States |
| Population | 4,685 | 2,563 | 329,725,481 |
| Female Population | 57.6% | 54.0% | 50.5% |
| Male Population | 42.4% | 46.0% | 49.5% |
| Median Age | 39.5 | 38.8 | 38.4 |
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| Population - 2010 | 4,627 | 2,600 | 309,327,143 |
| Population - 2000 | 4,645 | 2,559 | 285,036,114 |
| Population - 1990 | 4,348 | 2,603 | 251,960,433 |
| Pop. 2000 to Now | 4.5% | 6.2% | 15.6% |
| Pop. 1990 to Now | 11.6% | 4.4% | 30.8% |
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| Population Density | 1,444.2 | 1,869.4 | 93.4 |
| Land Area | 3.2 | 1.4 | 3,531,905.4 |
| Water Area | 0.1 | 0.0 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | West Milton, OH | Covington, OH | United States |
| Age 0 to 4 | 6.8% | 8.4% | 5.9% |
| Age 5 to 9 | 4.9% | 6.2% | 6.1% |
| Age 10 to 14 | 5.4% | 9.6% | 6.6% |
| Age 15 to 17 | 5.1% | 2.6% | 3.9% |
| Age 18 to 20 | 4.6% | 2.8% | 4.0% |
| Age 21 to 24 | 5.1% | 2.4% | 5.2% |
| Age 25 to 34 | 14.4% | 13.4% | 13.8% |
| Age 35 to 44 | 8.3% | 10.8% | 12.9% |
| Age 45 to 54 | 13.3% | 16.5% | 12.6% |
| Age 55 to 59 | 5.0% | 5.1% | 6.7% |
| Age 60 to 64 | 8.1% | 3.9% | 6.3% |
| Age 65 to 74 | 9.2% | 9.5% | 9.6% |
| Age 75 to 84 | 7.9% | 5.7% | 4.5% |
| Age 85 and over | 1.7% | 3.1% | 1.9% |
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| Race | | | |
| | West Milton, OH | Covington, OH | United States |
| White | 95.3% | 92.8% | 59.4% |
| Black | 0.0% | 1.8% | 12.2% |
| Asian | 0.3% | 0.0% | 5.6% |
| Native American | 0.0% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.2% | 0.0% | 0.2% |
| Other | 2.4% | 0.0% | 0.4% |
| Two or More Races | 1.3% | 5.2% | 3.2% |
| Hispanic | 0.4% | 0.2% | 18.4% |
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| Marriage & Family | | | |
| | West Milton, OH | Covington, OH | United States |
| Married Population | 52.1% | 50.0% | 49.8% |
| Currently Married | 50.5% | 49.5% | 48.0% |
| Married but Separated | 1.6% | 0.6% | 1.8% |
| Single Population | 47.9% | 50.0% | 50.2% |
| Never Married | 23.0% | 21.8% | 33.8% |
| Divorced | 14.8% | 19.1% | 10.8% |
| Widowed | 10.1% | 9.0% | 5.6% |
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| Household Size | 2.29 | 2.37 | 2.60 |
| Households | 2,045 | 1,049 | 124,010,992 |
| Family Households | 1,177 | 599 | 80,755,759 |
| Married couple, w/children | 31.8% | 36.2% | 30.5% |
| Married couple, no children | 44.4% | 37.2% | 42.9% |
| Non Family Households | 868 | 450 | 43,255,233 |
| Single householder, w/children | 17.5% | 12.9% | 15.8% |
| Single householder, no children | 6.3% | 13.7% | 10.8% |