| Place Name | Greenfield Township (Poinsett County) |
| Place Type | Township |
| ZIP Code(s) | 72404 72432 72472 72479 |
| County | Poinsett County |
| Area Code(s) | 327,870 |
| Timezone | Central Daylight Time (CDT) |
| Population (2021) | 1,529 |
| Majority Ethnicity | White 91.16% |
| Metro/Micro Stats Area | Jonesboro, AR |
| US Congressional District(s) | Arkansas 1st |
| State House Districts | 52 |
| State Senate Districts | 22 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 91.16% |
| African American | 1.87% |
| Hispanic | 0% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 6.97% |