| Place Name | Warren |
| Place Type | Town |
| ZIP Code(s) | 04864 |
| County | Knox County |
| Area Code(s) | 207 |
| Timezone | Eastern Standard Time (EST) |
| Population (2021) | 4,812 |
| Majority Ethnicity | White 95.33% |
| US Congressional District(s) | Maine 1st |
| State House Districts | 95 |
| State Senate Districts | 12 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 95.33% |
| African American | 1.53% |
| Hispanic | 0.41% |
| Asian | 0.24% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 2.5% |