| Carns, Nebraska | |
| Settlement Type: | Ghost town |
| Pushpin Map: | Nebraska#USA |
| Pushpin Label: | Carns |
| Pushpin Label Position: | bottom |
| Subdivision Type: | Country |
| Subdivision Name: |  United States |
| Subdivision Type1: | State |
| Subdivision Type2: | County |
| Subdivision Name2: | Keya Paha |
| Established Title: | Founded |
Carns is an extinct town in Keya Paha County, in the U.S. state of Nebraska.
Carns bears the name of a pioneer settler.[1] A post office called Carns was established in 1879, and remained in operation until 1943.[2] An early variant name of the post office may have been Elm Grove.