Banner County, Nebraska
Banner County is a county in the western part of the U.S. state of Nebraska in the Great Plains region of the United States. As of the 2020 census, its population was 674, and was estimated to be 686 in 2025. The county seat and the largest community is the unincorporated community of Harrisburg; there are no incorporated municipalities within the county. Banner County is part of the Scottsbluff, NE micropolitan area.
In the Nebraska license plate system, Banner County was represented by the prefix "85" (as it had the 85th-largest number of vehicles registered in the state when the license plate system was established in 1922).