| Place Name | Williams |
| Place Type | City |
| ZIP Code(s) | 95987 |
| County | Colusa County |
| Area Code(s) | 530 |
| Timezone | Pacific Standard Time (PST) |
| Population (2022) | 5,084 |
| Population Growth Rate (2010-19) | 8.10% |
| Majority Ethnicity | Hispanic 1.06% |
| US Congressional District(s) | California 3rd |
| State Assembly Districts | 4 |
| State Senate Districts | 4 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 44.22% |
| African American | 0.1% |
| Hispanic | 1.06% |
| Asian | 0.33% |
| Native American | 0.22% |
| Hawaiin/Pacific Islander | 54.06% |