 In 1834, he co-authored "A Digest of the Statute Laws of Kentucky" with Mason Brown.He represented Franklin County in the state house from 1838 to 1842 and again in 1844; he was chosen Speaker of the House in 1840, 1841, and 1844.Morehead was elected the Thirtieth and Thirty-first Congresses, serving from March 4, 1847 until March 3, 1851.