| Place Name | Bertha Township |
| Place Type | Township |
| ZIP Code(s) | 56361 56437 56446 |
| County | Todd County |
| Area Code(s) | 218 |
| Timezone | Central Daylight Time (CDT) |
| Population (2021) | 411 |
| Majority Ethnicity | White 97.7% |
| US Congressional District(s) | Minnesota 7th |
| State House Districts | 09A |
| State Senate Districts | 9 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 97.7% |
| African American | 2.3% |
| Hispanic | 0% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 0% |