| | Barrville, PA | Bellefontaine, OH | United States |
| Population | 156 | 13,792 | 329,725,481 |
| Female Population | 41.7% | 52.4% | 50.5% |
| Male Population | 58.3% | 47.6% | 49.5% |
| Median Age | 5 | 35 | 38.4 |
| space3 | | | |
| Population - 2010 | 129 | 13,338 | 309,327,143 |
| Population - 2000 | 145 | 13,069 | 285,036,114 |
| Population - 1990 | 124 | 12,142 | 251,960,433 |
| Pop. 2000 to Now | 164.1% | 0.6% | 15.6% |
| Pop. 1990 to Now | 208.9% | 8.3% | 30.8% |
| space4 | | | |
| Population Density | 221.6 | 1,372.9 | 93.4 |
| Land Area | 0.7 | 10.0 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Barrville, PA | Bellefontaine, OH | United States |
| Age 0 to 4 | 50.6% | 8.0% | 5.9% |
| Age 5 to 9 | 0.0% | 8.0% | 6.1% |
| Age 10 to 14 | 0.0% | 6.9% | 6.6% |
| Age 15 to 17 | 0.0% | 2.9% | 3.9% |
| Age 18 to 20 | 8.3% | 2.9% | 4.0% |
| Age 21 to 24 | 0.0% | 4.7% | 5.2% |
| Age 25 to 34 | 30.8% | 16.5% | 13.8% |
| Age 35 to 44 | 10.3% | 13.9% | 12.9% |
| Age 45 to 54 | 0.0% | 9.7% | 12.6% |
| Age 55 to 59 | 0.0% | 5.0% | 6.7% |
| Age 60 to 64 | 0.0% | 5.4% | 6.3% |
| Age 65 to 74 | 0.0% | 10.8% | 9.6% |
| Age 75 to 84 | 0.0% | 4.0% | 4.5% |
| Age 85 and over | 0.0% | 1.2% | 1.9% |
| space1 | | | |
| Race | | | |
| | Barrville, PA | Bellefontaine, OH | United States |
| White | 100.0% | 88.1% | 59.4% |
| Black | 0.0% | 4.2% | 12.2% |
| Asian | 0.0% | 0.6% | 5.6% |
| Native American | 0.0% | 0.3% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.1% | 0.4% |
| Two or More Races | 0.0% | 3.8% | 3.2% |
| Hispanic | 0.0% | 2.9% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Barrville, PA | Bellefontaine, OH | United States |
| Married Population | 62.3% | 53.1% | 49.8% |
| Currently Married | 62.3% | 49.8% | 48.0% |
| Married but Separated | 0.0% | 3.3% | 1.8% |
| Single Population | 37.7% | 46.9% | 50.2% |
| Never Married | 16.9% | 27.9% | 33.8% |
| Divorced | 0.0% | 13.1% | 10.8% |
| Widowed | 20.8% | 5.9% | 5.6% |
| space5 | | | |
| Household Size | 3.90 | 2.33 | 2.60 |
| Households | 40 | 5,867 | 124,010,992 |
| Family Households | 40 | 3,730 | 80,755,759 |
| Married couple, w/children | 60.0% | 30.9% | 30.5% |
| Married couple, no children | 0.0% | 37.8% | 42.9% |
| Non Family Households | 0 | 2,137 | 43,255,233 |
| Single householder, w/children | 0.0% | 25.2% | 15.8% |
| Single householder, no children | 40.0% | 6.1% | 10.8% |