Seward County, Nebraska
Seward County is a county in the U.S. state of Nebraska. As of the 2020 census, the population was 17,609, and was estimated to be 18,032 in 2025. The county seat and the largest city is Seward.
Seward County is part of the Lincoln, NE metropolitan area.
In the Nebraska license plate system, Seward County was represented by the prefix "16" (as it had the 16th-largest number of vehicles registered in the state when the license plate system was established in 1922).