| Place Name | Brinnon |
| Place Type | Census Designated Place |
| ZIP Code(s) | 98320 |
| County | Jefferson County |
| Area Code(s) | 360 |
| Timezone | Pacific Daylight Time (PDT) |
| Population (2022) | 818 |
| Population Growth Rate (2010-19) | 13.80% |
| Majority Ethnicity | White 92.12% |
| US Congressional District(s) | Washington 6th |
| State House Districts | 24 |
| State Senate Districts | 24 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 92.12% |
| African American | 0% |
| Hispanic | 4.35% |
| Asian | 0.47% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 3.06% |