Plymouth County Fair - Held annually in July. Includes an events schedule, a directory of the Fair Board, and information about accommodations. Plymouth County, Iowa - Features its history, information about the board of supervisors, agenda, minutes, and departments. Iowa State University Extension - Plymouth County - Offers agricultural, business, family and 4-H programs and resources. Includes staff directory, news, events, hours and directions. Located in Le Mars. City-Data.com: Plymouth 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. Wikipedia: Plymouth County, Iowa - Encyclopedia article features geography, demographics and links to cities and towns. Includes maps. Plymouth County Conservation Board - Manages over 2000 acres of recreational and natural lands. Includes calendar of events, area descriptions, rental fees and staff directory.