Eureka Township

Eureka Township may refer to:


 * Eureka Township, Adair County, Iowa
 * Eureka Township, Sac County, Iowa, in Sac County, Iowa
 * Eureka Township, Barton County, Kansas
 * Eureka Township, Greenwood County, Kansas
 * Eureka Township, Kingman County, Kansas
 * Eureka Township, Mitchell County, Kansas, in Mitchell County, Kansas
 * Eureka Township, Rice County, Kansas, in Rice County, Kansas
 * Eureka Township, Saline County, Kansas
 * Eureka Township, Michigan
 * Eureka Township, Dakota County, Minnesota
 * Eureka Township, Valley County, Nebraska
 * Eureka Township, Ward County, North Dakota, in Ward County, North Dakota
 * Eureka Township, Aurora County, South Dakota, in Aurora County, South Dakota
 * Eureka Township, Brookings County, South Dakota, in Brookings County, South Dakota