How many U.S. state capitals are named after presidents?
Only four state capitals are named after former Presidents. Lincoln, Nebraska, is named for Abraham Lincoln; Madison, Wisconsin, for James Madison; Jackson, Mississippi, for Andrew Jackson; and Jefferson City, Missouri, for Thomas Jefferson. In addition, two national capitals are named for American presidents — and one isn’t even in America. Washington, D.C., is of course named for George Washington, and Monrovia, Liberia, is named for James Monroe.
Source: Reference.com