| Place Name | Grattan Township |
| Place Type | Township |
| ZIP Code(s) | 68734 68763 |
| County | Holt County |
| Area Code(s) | 402,531 |
| Timezone | Central Daylight Time (CDT) |
| Population (2021) | 720 |
| Majority Ethnicity | White 98.75% |
| US Congressional District(s) | Nebraska 3rd |
| State Legislature Districts | 40 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 98.75% |
| African American | 0% |
| Hispanic | 0% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 1.25% |