| Place Name | Grand Mound |
| Place Type | Census Designated Place |
| ZIP Code(s) | 98531 98579 |
| County | Thurston County |
| Area Code(s) | 360 |
| Timezone | Pacific Daylight Time (PDT) |
| Population (2022) | 2,647 |
| Population Growth Rate (2010-19) | 10.73% |
| Majority Ethnicity | White 64.62% |
| Metro/Micro Stats Area | Olympia-Lacey-Tumwater, WA |
| US Congressional District(s) | Washington 10thWashington 3rd |
| State House Districts | 20,35 |
| State Senate Districts | 20,35 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 64.62% |
| African American | 0.22% |
| Hispanic | 3.45% |
| Asian | 1.99% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 29.73% |