Shell Rock may refer to: Shell Rock Natural Area, a protected area in Baca County, Colorado, USA Shell Rock Township, Butler County, Iowa, a township in Iowa Shell Rock, Iowa, a city in this township Shell Rock Township, Freeborn County, Minnesota, a township in Shell Rock River, the namesake of the locations in Iowa and Minnesota, USA Shell Rock Township, Greenwood County, Kansas, a township in Shell Rock (San Marcos, Texas)