Elkhart
- Country: United States
- State: Kansas
- Population: 1,934 (2016)
- Latitude: 37° 0.5' N (37.00808°)
- Longitude: 101° 53.4' W (-101.89017°)
- Elevation: 1,094 m/3,589 ft. above sea level
- Time zone: America/Chicago (UTC -06:00); DST observed (UTC -05:00)
- Alternate names: Sid