See also: Walnut Grove, Arkansas (disambiguation).
| Official Name: | Walnut Grove, Arkansas |
| Subdivision Type: | Country |
| Subdivision Type1: | State |
| Subdivision Type2: | County |
| Subdivision Name2: | Washington |
| Subdivision Type3: | Township |
| Subdivision Name3: | Center |
| Timezone: | Central (CST) |
| Utc Offset: | -6 |
| Timezone Dst: | CDT |
| Utc Offset Dst: | -5 |
| Elevation Ft: | 1161 |
| Elevation M: | 354 |
| Pushpin Map: | Arkansas#USA |
| Pushpin Map Caption: | Walnut Grove's position in Arkansas. |
| Coordinates: | 36.0036°N -94.2672°W |
| Area Code: | 479 |
| Blank Name: | GNIS feature ID |
| Blank Info: | 73997 |
Walnut Grove is an unincorporated community in Center Township, Washington County, Arkansas, United States.[1] It is located on Arkansas Highway 170, south of Farmington.[2]