While practicing in Randolph, Hebard was active in politics and government as a Whig, and the offices he held included state's attorney, probate judge, member of the Vermont House and Senate, and associate justice of the state supreme court.
Hebard became a Republican when the party was founded in the 1850s, and represented Chelsea in the Vermont House several times in the 1850s, 1860s, and 1870s.
[1] In 1849, Hebard served on the state Council of Censors, the body which met every seven years to review actions of Vermont's government and ensure their constitutionality.
[6] While he practiced in Chelsea, the students who learned under Hebard's tutelage in preparation for legal careers of their own included Jonathan Ross.
[7] After leaving Congress, Hebard practiced law in partnership with Burnham Martin.
[1] By now a Republican, he was a delegate to the 1857 state constitutional convention, and served in the Vermont House of Representatives from Chelsea from 1858 to 1860, 1864 to 1866, and 1872 to 1874.