| Place Name | Jefferson |
| Place Type | City |
| ZIP Code(s) | 97352 |
| County | Marion County |
| Area Code(s) | 458,541 |
| Timezone | Pacific Standard Time (PST) |
| Population (2022) | 3,079 |
| Population Growth Rate (2010-19) | 7.39% |
| Majority Ethnicity | White 76.17% |
| Metro/Micro Stats Area | Salem, OR |
| US Congressional District(s) | Oregon 5th |
| State House Districts | 23 |
| State Senate Districts | 12 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 76.17% |
| African American | 1.21% |
| Hispanic | 1.12% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 21.49% |