Clayton County, Iowa
Clayton County is a county in the U.S. state of Iowa. As of the 2010 census, the population was 18,129. The county seat is Elkader. The county was founded in 1837 and was named in honor of John M. Clayton, United States Senator from Delaware and later Secretary of State under President Zachary Taylor.
References[change | change source]
- "State & County QuickFacts". United States Census Bureau. Retrieved July 14, 2014.
- "Find a County". National Association of Counties. Archived from the original on 2011-05-31. Retrieved 2011-06-07.
- Gannett, Henry (1905). The Origin of Certain Place Names in the United States. Govt. Print. Off. p. 84.