Merrick County is a county in the U.S. state of Nebraska. As of the 2020 United States census, the population was 7,668. Its county seat is Central City.

Hall County is a county in the U.S. state of Nebraska. As of the 2020 census, the population was 62,895, and was estimated to be 63,633 in 2025, making it the fourth-most populous county in Nebraska.