He is the son of Southwest Territory governor William Blount and nephew of Tennessee governor Willie Blount, serving under the latter as Tennessee Secretary of State from 1811 to 1815.
[3] Shortly afterward, the General Assembly elected him Secretary of State of Tennessee.
Serving alongside his uncle, Governor Willie Blount, he helped coordinate the state's War of 1812 efforts,[4] and certified the "Walker Line" as the boundary between Tennessee and Kentucky.
[9] Choosing not to run for a third term, Blount resumed his practice of law in Knoxville.
In 1818, he became owner of Blount Mansion, the house his father had built in the city.