| Place Name | Seaside |
| Place Type | City |
| ZIP Code(s) | 97138 |
| County | Clatsop County |
| Area Code(s) | 503,971 |
| Timezone | Pacific Daylight Time (PDT) |
| Population (2022) | 6,441 |
| Population Growth Rate (2010-19) | 10.19% |
| Majority Ethnicity | White 89.54% |
| Metro/Micro Stats Area | Astoria, OR |
| US Congressional District(s) | Oregon 1st |
| State House Districts | 32 |
| State Senate Districts | 16 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 89.54% |
| African American | 2.51% |
| Hispanic | 1.19% |
| Asian | 1.11% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 5.65% |