| Place Name | Mesa |
| Place Type | City |
| ZIP Code(s) | 99343 |
| County | Franklin County |
| Area Code(s) | 509 |
| Timezone | Pacific Daylight Time (PDT) |
| Population (2022) | 472 |
| Population Growth Rate (2010-19) | -21.27% |
| Majority Ethnicity | Hispanic 0% |
| Metro/Micro Stats Area | Kennewick-Richland, WA |
| US Congressional District(s) | Washington 4th |
| State House Districts | 9 |
| State Senate Districts | 9 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 23.28% |
| African American | 0% |
| Hispanic | 0% |
| Asian | 1.9% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 74.82% |