| Place Name | Greenland Township |
| Place Type | Township |
| ZIP Code(s) | 72701 72730 72753 72774 |
| County | Washington County |
| Area Code(s) | 479 |
| Timezone | Central Daylight Time (CDT) |
| Population (2021) | 3,196 |
| Majority Ethnicity | White 89.82% |
| Metro/Micro Stats Area | Fayetteville-Springdale-Rogers, AR |
| US Congressional District(s) | Arkansas 3rd |
| State House Districts | 84 |
| State Senate Districts | 4 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 89.82% |
| African American | 1.7% |
| Hispanic | 1.02% |
| Asian | 0.32% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 7.14% |