| Statistic | Petosky-Otsego | Detroit | Michigan |
| Population | 7,177 | 683,443 | 9,909,600 |
| Population density (sq mi) | 3,329 | 4,927 | 101 |
| Median age | 35.8 | 34.8 | 39.5 |
| Male/Female ratio | 0.8:1 | 0.9:1 | 1.0:1 |
| Married (15yrs & older) | n/a | 32% | 55% |
| Speak English | n/a | 89% | 91% |
| Speak Spanish | n/a | 7% | 3% |
| Race | Petosky-Otsego | Detroit | Michigan |
| Caucasian | 2.74% | 13.65% | 78.89% |
| African American | 95.79% | 79.66% | 13.89% |
| Asian | 0.04% | 1.41% | 2.79% |
| American Indian | 0.02% | 0.36% | 0.53% |
| Native Hawaiian | 0.00% | 0.01% | 0.03% |
| Mixed race | 0.93% | 1.97% | 2.74% |
| Other race | 0.48% | 2.94% | 1.12% |