| Place Name | Elk Plain |
| Place Type | Census Designated Place |
| ZIP Code(s) | 98338 98387 |
| County | Pierce County |
| Area Code(s) | 253 |
| Timezone | Pacific Daylight Time (PDT) |
| Population (2022) | 14,645 |
| Population Growth Rate (2010-19) | 2.32% |
| Majority Ethnicity | White 79.23% |
| Metro/Micro Stats Area | Seattle-Tacoma-Bellevue, WA |
| US Congressional District(s) | Washington 8thWashington 10th |
| State House Districts | 2,28 |
| State Senate Districts | 2,28 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 79.23% |
| African American | 3.39% |
| Hispanic | 1.12% |
| Asian | 4.37% |
| Native American | 1.95% |
| Hawaiin/Pacific Islander | 9.94% |