| Place Name | Rolla |
| Place Type | City |
| ZIP Code(s) | 65401 65409 |
| County | Phelps County |
| Area Code(s) | 573 |
| Timezone | Central Daylight Time (CDT) |
| Population (2022) | 19,484 |
| Population Growth Rate (2010-19) | 1.96% |
| Majority Ethnicity | White 87.32% |
| Metro/Micro Stats Area | Rolla, MO |
| US Congressional District(s) | Missouri 8th |
| State House Districts | 121 |
| State Senate Districts | 16 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 87.32% |
| African American | 3.36% |
| Hispanic | 0.34% |
| Asian | 5.76% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 3.22% |