| Official Name: | Arnett, Arkansas |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Arkansas |
| Subdivision Type2: | County |
| Subdivision Name2: | Washington |
| Subdivision Type3: | Township |
| Subdivision Name3: | White River |
| Timezone: | Central (CST) |
| Utc Offset: | -6 |
| Timezone Dst: | CDT |
| Utc Offset Dst: | -5 |
| Elevation M: | 444 |
| Pushpin Map: | Arkansas#USA |
| Pushpin Map Caption: | Arnett's position in Arkansas. |
| Coordinates: | 35.895°N -94.0397°W |
| Area Code: | 479 |
| Blank Name: | GNIS feature ID |
| Blank Info: | 57281 |
Arnett is an unincorporated community in White River Township, Washington County, Arkansas, United States.[1] It is located on Arkansas Highway 74.[2]
A post office called Arnett was established in 1883, and remained in operation until 1951.[3] The community has the name of its first postmaster, Luke Arnett.[4]