20250114 10153500 1.0 TRUE Iowa Senate Districts Iowa Legislative Senate district boundaries, enacted November 4, 2021, effective beginning with the elections in 2022 for the 118th U.S. Congress, and 90th General Assembly. The districts will remain in effect for the 118th-122th U.S. Congress and 90th-95th General Assemblies, 2023-2032. Iowa Legislative Services Agency