| Official Name: | Eureka Township |
| Settlement Type: | Township |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Kansas |
| Subdivision Type2: | County |
| Subdivision Name2: | Kingman |
| Area Total Km2: | 93.44 |
| Area Land Km2: | 92.82 |
| Area Water Km2: | 0.63 |
| Area Total Sq Mi: | 36.08 |
| Area Land Sq Mi: | 35.84 |
| Area Water Sq Mi: | 0.24 |
| Area Water Percent: | 0.67 |
| Population As Of: | 2000 |
| Population Total: | 123 |
| Population Density Km2: | 1.3 |
| Population Density Sq Mi: | 3.4 |
| Elevation M: | 524 |
| Elevation Ft: | 1719 |
| Coordinates: | 37.6986°N -98.3003°W |
| Blank Name: | GNIS feature ID |
| Blank Info: | 0473955 |
Eureka Township is a township in Kingman County, Kansas, USA. As of the 2000 census, its population was 123.[1]
Eureka Township covers an area of 36.08 square miles (93.44 square kilometers); of this, 0.24 square miles (0.63 square kilometers) or 0.67 percent is water.