He studied medicine. He was graduated from Jefferson Medical College, Philadelphia, Pennsylvania, and practiced in Halifax and the adjacent counties.
He served in the State senate in 1848 and 1849.
He was an unsuccessful candidate for election in 1846 to the Thirtieth Congress.
Congress
Averett was elected as a Democrat to the Thirty-first and Thirty-second Congresses (March 4, 1849 – March 3, 1853). During that time, he was responsible for future Confederate cavalry general J.E.B. Stuart's appointment to attend West Point.[3]
He was an unsuccessful candidate for renomination in 1852.
He resumed the practice of medicine in Halifax County.
Death and burial
He died near Halifax Court House, Virginia, June 30, 1855.
He was interred in the family burial ground near Halifax Court House.
Elections
1849; Averett was elected to the U.S. House of Representatives with 50.75% of the vote, defeating Whig Thomas Stanhope Flournoy.
1851; Averett was re-elected with 57.38% of the vote, defeating Whig Flournoy.