City-Data.com: Union County, Iowa - Profiles population demographics, jobs, housing, agriculture and crime statistics. Includes a list of recreational areas, churches, cemeteries, post offices, charts, graphs and maps.
Iowa State University Extension - Union County - Offers agricultural, business, family and 4-H programs and resources. Includes staff directory, news, events, hours and directions. Located in Creston.
Union County Development Association - Offers assistance in the areas of industrial retention and recruitment, housing programs and community development. Includes newsletters and reports. Located in Creston.
Union County, Iowa - Provides information about lodging, festivals and events, historical and recreational sites, hunting and fishing, and links to communities.
Union County Iowa Courthouse - Features its history, department profiles, board of supervisors meeting minutes, FAQs, document downloads and community calendar.
