| Place Name | Eureka |
| Place Type | City |
| ZIP Code(s) | 84628 |
| County | Juab County |
| Area Code(s) | 435 |
| Timezone | Mountain Daylight Time (MDT) |
| Population (2022) | 636 |
| Population Growth Rate (2010-19) | -1.05% |
| Majority Ethnicity | White 89.9% |
| Metro/Micro Stats Area | Provo-Orem, UT |
| US Congressional District(s) | Utah 2nd |
| State House Districts | 68 |
| State Senate Districts | 24 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 89.9% |
| African American | 0% |
| Hispanic | 0.48% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 9.62% |