Cedar County, Nebraska
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. In the Nebraska license plate system, Cedar County is represented by the prefix 13 (it had the 13th-largest number of vehicles registered in the county when the license plate system was established in 1922).