| Official Name: | Ellsworth Township |
| Settlement Type: | Township |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Kansas |
| Subdivision Type2: | County |
| Subdivision Name2: | Ellsworth |
| Area Total Km2: | 88.63 |
| Area Land Km2: | 88.43 |
| Area Water Km2: | 0.2 |
| Area Total Sq Mi: | 34.22 |
| Area Land Sq Mi: | 34.14 |
| Area Water Sq Mi: | 0.08 |
| Area Water Percent: | 0.23 |
| Population As Of: | 2000 |
| Population Total: | 797 |
| Population Density Km2: | 9 |
| Population Density Sq Mi: | 23.3 |
| Elevation M: | 481 |
| Elevation Ft: | 1578 |
| Coordinates: | 38.74°N -98.2064°W |
| Blank Name: | GNIS feature ID |
| Blank Info: | 0475353 |
Ellsworth Township is a township in Ellsworth County, Kansas, USA. As of the 2000 census, its population was 797.
Ellsworth Township covers an area of 34.22sqmi and contains two incorporated settlements: Ellsworth (the county seat) and Kanopolis. According to the USGS, it contains one cemetery, Memorial.
The streams of East Oak Creek, East Spring Creek, Oak Creek, Oxide Creek, Spring Creek and West Oak Creek run through this township.
Ellsworth Township contains one airport or landing strip, Ellsworth Municipal Airport.