Greencastle Township Indiana Profile
| Place Name | Greencastle Township |
| Place Type | Township |
| ZIP Code(s) | 46128 46135 |
| County | Putnam County |
| Area Code(s) | 765 |
| Timezone | Eastern Daylight Time (EDT) |
| Population (2021) | 12,723 |
| Majority Ethnicity | White 89.63% |
| Metro/Micro Stats Area | Indianapolis-Carmel-Anderson, IN |
| US Congressional District(s) | Indiana 4th |
| State House Districts | 44 |
| State Senate Districts | 24,37 |
Greencastle Township Race/Ethnicity Data
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 89.63% |
| African American | 1.46% |
| Hispanic | 0.14% |
| Asian | 5.99% |
| Native American | 0.09% |
| Hawaiin/Pacific Islander | 2.69% |