Welcome to City of Union's website. The City strives to communicate with our citizens and give our residents, businesses, and visitors the latest information available.
The City of Union is a small rural village of approximately 400 residents located in the southeast corner of Hardin County on the bluffs of the beautiful Iowa River. Union is in the southern part of the Iowa River Greenbelt. This is one of the richest agricultural areas in the world.
You will find the following organizations active in Union: Union Betterment Assn., Fire Dept., Ambulance Service, 4-H Club, Library Book Club, Quilting Club, Cub Scouts, American Legion and Auxiliary, Calvary Baptist Church, Church of Christ, and Union Community Church.