Barthe was the first secretary-treasurer for Trois-Rivières in 1855 to 1857. In 1861, he married Joséphine-Charlotte, the daughter of Jean-Baptiste Meilleur.
Barthe held the position of secretary-treasurer for Trois-Rivières from 1855 to 1857. He married Joséphine-Charlotte in 1861, who was the daughter of Jean-Baptiste Meilleur.