St. Helena is a village in Cedar County, Nebraska, United States. The population was 91 at the 2020 census.
St. Helena, seen from the south; in the center is Immaculate Conception Church
Cedar County is a county in the U.S. state of Nebraska. As of the 2020 United States Census, the population was 8,380. The county seat is Hartington. The county was formed in 1857, and was named for the Cedar tree groves in the area.
Cedar County Courthouse in Hartington
Gavins Point Dam, impounding Lewis and Clark Lake on the Missouri River in the northwestern part of Cedar County