| Name | Jay County |
| State | Indiana |
| FIPS Code | 18075 |
| County Seat | Portland |
| Timezone | Eastern Daylight Time (EDT) |
| Population (2024) | 20,069 |
| Population Growth Rate(2020-2024) | -2.03% |
| Majority Ethnicity | White 94.68% |
| Public School Majority Ethnicity | White 90% |
| Partisan Voting Index | Strongly Republican:+28 |
| Unemployment Rate (May 2026) | 3.6% |
| Sales Tax Rate (2025) | 7% |
| Area Code(s) | 260 / 765 |
| Race/Ethnicity | Percentage of Population (2023) |
|---|---|
| White | 94.68% |
| African American | 0.31% |
| Hispanic | 4.53% |
| Asian | 0.34% |
| Native American | 0.13% |
| Hawaiin/Pacific Islander | 0% |
| Race/Ethnicity | Percentage of Public School Students (2023) |
|---|---|
| White | 90.47% |
| African American | 0.53% |
| Hispanic | 6.83% |
| Asian | 0.6% |
| Native American | 0.07% |
| Hawaiin/Pacific Islander | 0% |