| | Pettisville, OH | Urbana, OH | United States |
| Population | 546 | 11,166 | 329,725,481 |
| Female Population | 52.9% | 51.7% | 50.5% |
| Male Population | 47.1% | 48.3% | 49.5% |
| Median Age | 42.1 | 36.5 | 38.4 |
| space3 | | | |
| Population - 2010 | 483 | 11,893 | 309,327,143 |
| Population - 2000 | 404 | 11,613 | 285,036,114 |
| Population - 1990 | 390 | 11,353 | 251,960,433 |
| Pop. 2000 to Now | 3.0% | -1.7% | 15.6% |
| Pop. 1990 to Now | 6.7% | 0.6% | 30.8% |
| space4 | | | |
| Population Density | 573.5 | 1,432.5 | 93.4 |
| Land Area | 1.0 | 7.8 | 3,531,905.4 |
| Water Area | 0.0 | 0.0 | 264,836.8 |
| space | | | |
| Est. Total Population By Age | | | |
| | Pettisville, OH | Urbana, OH | United States |
| Age 0 to 4 | 6.6% | 6.0% | 5.9% |
| Age 5 to 9 | 3.7% | 5.1% | 6.1% |
| Age 10 to 14 | 10.1% | 9.1% | 6.6% |
| Age 15 to 17 | 4.6% | 3.2% | 3.9% |
| Age 18 to 20 | 6.8% | 4.4% | 4.0% |
| Age 21 to 24 | 2.6% | 6.3% | 5.2% |
| Age 25 to 34 | 11.7% | 12.5% | 13.8% |
| Age 35 to 44 | 11.0% | 12.7% | 12.9% |
| Age 45 to 54 | 8.4% | 9.5% | 12.6% |
| Age 55 to 59 | 7.3% | 6.3% | 6.7% |
| Age 60 to 64 | 7.1% | 7.0% | 6.3% |
| Age 65 to 74 | 9.2% | 10.0% | 9.6% |
| Age 75 to 84 | 8.8% | 6.4% | 4.5% |
| Age 85 and over | 2.2% | 1.5% | 1.9% |
| space1 | | | |
| Race | | | |
| | Pettisville, OH | Urbana, OH | United States |
| White | 77.8% | 88.0% | 59.4% |
| Black | 3.1% | 5.0% | 12.2% |
| Asian | 1.8% | 0.2% | 5.6% |
| Native American | 0.0% | 0.5% | 0.6% |
| Hawaiian, Pacific Islander | 0.0% | 0.0% | 0.2% |
| Other | 0.0% | 0.6% | 0.4% |
| Two or More Races | 5.3% | 4.4% | 3.2% |
| Hispanic | 11.9% | 1.3% | 18.4% |
| space2 | | | |
| Marriage & Family | | | |
| | Pettisville, OH | Urbana, OH | United States |
| Married Population | 62.8% | 45.3% | 49.8% |
| Currently Married | 62.8% | 43.7% | 48.0% |
| Married but Separated | 0.0% | 1.6% | 1.8% |
| Single Population | 37.2% | 54.7% | 50.2% |
| Never Married | 29.9% | 30.4% | 33.8% |
| Divorced | 2.8% | 16.6% | 10.8% |
| Widowed | 4.6% | 7.7% | 5.6% |
| space5 | | | |
| Household Size | 2.76 | 2.27 | 2.60 |
| Households | 198 | 4,703 | 124,010,992 |
| Family Households | 148 | 2,789 | 80,755,759 |
| Married couple, w/children | 32.4% | 27.5% | 30.5% |
| Married couple, no children | 53.4% | 40.8% | 42.9% |
| Non Family Households | 50 | 1,914 | 43,255,233 |
| Single householder, w/children | 14.2% | 22.1% | 15.8% |
| Single householder, no children | 0.0% | 9.6% | 10.8% |