The Boyer River is a tributary of the Missouri River, 118 miles long, in western Iowa in the United States. Most reaches of the river's course have been straightened and channelized.
Denison is a city in Crawford County, Iowa, United States, along the Boyer River, and located in both Denison Township and East Boyer Township. The population was 8,373 at the time of the 2020 census.
Boyer River (Iowa)
…Boyer River The Boyer River at Denison This excerpt from the Lewis and Clark map of 1814 that shows the rivers of southwest Iowa, southeast Nebraska, and northwest Missouri. "Bowyer's River…