Clarion is a city in and the county seat of Wright County, Iowa, United States. The population was 2,810 at the time of the 2020 census. Cla…Clarion is a city in and the county seat of Wright County, Iowa, United States. The population was 2,810 at the time of the 2020 census. Clarion is the birthplace of the four-leaf clover emblem used by the 4-H Clubs of America, conceived of in 1907 by the local school superintendent, O.H. Benson. See June 15, 1927 article in Wright County Monitor.