Demographics & People — Ottawa, Ohio
Population Overview
| Population (Census) | 4,439 |
| Estimated 2026 | ~4,400 |
| Median Age | 42.3 |
| Total Households | 1,712 |
| Family Households | 1,022 |
| Average Household Size | 2.54 |
| Diversity Index | 0.3012 (somewhat diverse) |
Race & Ethnicity
| White | 3,697 |
| Black or African American | 138 |
| Asian | 52 |
| Hispanic or Latino | 596 |
Heritage & Ancestry
| Group | Count |
| German | 2,083 |
| Unclassified or not reported | 1,067 |
| Other groups | 698 |
| Hispanic: Hispanic or Latino | 567 |
| Hispanic: Mexican | 434 |
| English | 358 |
| Irish | 197 |
| Italian | 195 |
| American | 193 |
| Subsaharan African | 104 |
Language
| English Only | 4,135 |
| Spanish | 77 |
| Population 5+ | 4,265 |
Veterans
| Veterans | 156 |
| Population 18+ | 3,388 |
Commuting
| Mean Commute Time | 22.8 minutes |
| Work from Home | 7.1% |
| Commuter Profile | N/A |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Ottawa, Ohio.