Capitol Impact: Lyon County - Political, educational, and economic data. - http://www.capitolimpact.com/gw/cntydetail.asp?state=ky&stfips=21&stname=Kentucky&fips=21143
National Association of Counties - Profile of Lyon County - Provides a list of elected officials, cities within the county, census details, and contact details for the county court house. - http://www.naco.org/Template.cfm?Section=Find_a_County&Template=/cffiles/counties/county.cfm&id=21143