| Name | Lassen County |
| State | California |
| FIPS Code | 06035 |
| County Seat | Susanville |
| Timezone | Pacific Standard Time (PST) |
| Population (2022) | 34,628 |
| Population Growth Rate(2000-2022) | -6.2% |
| Majority Ethnicity | White 83.29% |
| Public School Majority Ethnicity | White 63% |
| Partisan Voting Index | Strongly Republican:+24 |
| Unemployment Rate (December 2024) | 4.9% |
| Area Code(s) | 530 |
| Race/Ethnicity | Percentage of Population (2022) |
|---|---|
| White | 83.29% |
| African American | 9.79% |
| Hispanic | 2.63% |
| Asian | 2.08% |
| Native American | 1.1% |
| Hawaiin/Pacific Islander | 1.1% |
| Race/Ethnicity | Percentage of Public School Students (2023) |
|---|---|
| White | 62.6% |
| African American | 1.15% |
| Hispanic | 21.89% |
| Asian | 1.29% |
| Native American | 3.31% |
| Hawaiin/Pacific Islander | 1.68% |