| Place Name | Sumner |
| Place Type | City |
| ZIP Code(s) | 98390 |
| County | Pierce County |
| Area Code(s) | 253 |
| Timezone | Pacific Daylight Time (PDT) |
| Population (2022) | 9,459 |
| Population Growth Rate (2010-19) | 12.38% |
| Majority Ethnicity | White 80.63% |
| Metro/Micro Stats Area | Seattle-Tacoma-Bellevue, WA |
| US Congressional District(s) | Washington 10th |
| State House Districts | 31 |
| State Senate Districts | 31 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 80.63% |
| African American | 0.82% |
| Hispanic | 1.52% |
| Asian | 1.21% |
| Native American | 0.99% |
| Hawaiin/Pacific Islander | 14.82% |