[2] Huntington was a member of the Connecticut House of Representatives from Litchfield in 1828.

Elected to the U.S. House of Representatives in the Twenty-first, Twenty-second, and Twenty-third U.S. Congresses, He served from March 4, 1829, to August 16, 1834,[3] when he resigned and moved to Norwich to accept the appointment of judge of the Connecticut Supreme Court of Errors.

In 1840 Huntington was elected as a Whig to the U.S. Senate to fill the vacancy caused by the death of Thaddeus Betts.

[4] During the Twenty-seventh and Twenty-eight Congresses, he was chairman of the Committee on Commerce.

Huntington died in Norwich on November 1, 1847, a week shy of his 59th birthday.