| | Arcadia, WI | Blue Ash, OH | United States |
| Population | 3,623 | 13,229 | 329,725,481 |
| Female Population | 43.9% | 51.0% | 50.5% |
| Male Population | 56.1% | 49.0% | 49.5% |
| Median Age | 28.5 | 38.9 | 38.4 |
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| Population - 2010 | 2,947 | 12,163 | 309,327,143 |
| Population - 2000 | 2,402 | 12,513 | 285,036,114 |
| Population - 1990 | 2,166 | 11,860 | 251,960,433 |
| Pop. 2000 to Now | 26.0% | -0.2% | 15.6% |
| Pop. 1990 to Now | 39.7% | 5.3% | 30.8% |
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| Population Density | 1,123.8 | 1,749.2 | 93.4 |
| Land Area | 3.2 | 7.6 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
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| Est. Total Population By Age | | | |
| | Arcadia, WI | Blue Ash, OH | United States |
| Age 0 to 4 | 15.2% | 5.5% | 5.9% |
| Age 5 to 9 | 4.7% | 7.9% | 6.1% |
| Age 10 to 14 | 12.5% | 7.4% | 6.6% |
| Age 15 to 17 | 4.6% | 2.9% | 3.9% |
| Age 18 to 20 | 3.7% | 2.7% | 4.0% |
| Age 21 to 24 | 4.3% | 3.8% | 5.2% |
| Age 25 to 34 | 11.3% | 14.7% | 13.8% |
| Age 35 to 44 | 13.4% | 12.5% | 12.9% |
| Age 45 to 54 | 12.5% | 11.6% | 12.6% |
| Age 55 to 59 | 4.1% | 5.9% | 6.7% |
| Age 60 to 64 | 2.9% | 5.6% | 6.3% |
| Age 65 to 74 | 6.1% | 10.0% | 9.6% |
| Age 75 to 84 | 4.3% | 6.6% | 4.5% |
| Age 85 and over | 0.5% | 2.9% | 1.9% |
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| Race | | | |
| | Arcadia, WI | Blue Ash, OH | United States |
| White | 52.8% | 70.7% | 59.4% |
| Black | 0.0% | 11.2% | 12.2% |
| Asian | 0.0% | 11.6% | 5.6% |
| Native American | 0.0% | 0.0% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.4% | 0.4% |
| Two or More Races | 0.0% | 2.7% | 3.2% |
| Hispanic | 47.2% | 3.4% | 18.4% |
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| Marriage & Family | | | |
| | Arcadia, WI | Blue Ash, OH | United States |
| Married Population | 47.2% | 57.3% | 49.8% |
| Currently Married | 45.5% | 55.1% | 48.0% |
| Married but Separated | 1.7% | 2.2% | 1.8% |
| Single Population | 52.8% | 42.7% | 50.2% |
| Never Married | 41.7% | 27.5% | 33.8% |
| Divorced | 8.7% | 9.2% | 10.8% |
| Widowed | 2.4% | 6.0% | 5.6% |
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| Household Size | 2.84 | 2.37 | 2.60 |
| Households | 1,273 | 5,530 | 124,010,992 |
| Family Households | 693 | 3,672 | 80,755,759 |
| Married couple, w/children | 41.3% | 33.7% | 30.5% |
| Married couple, no children | 35.6% | 44.1% | 42.9% |
| Non Family Households | 580 | 1,858 | 43,255,233 |
| Single householder, w/children | 14.4% | 15.3% | 15.8% |
| Single householder, no children | 8.7% | 6.9% | 10.8% |