Lewis County can be any of the following counties in the United States:

• Lewis County, Idaho
• Lewis County, Kentucky
• Lewis County, Missouri
• Lewis County, New York
• Lewis County, Tennessee
• Lewis County, Washington
• Lewis County, West Virginia

• Lewis and Clark County, Montana

This disambiguation page lists articles associated with the title Lewis County. If an internal link led you here, you may wish to change the link to point directly to the intended article.