 From 1810 to about 1823, he occupied the parsonage and preached in the parish church.A member of the New Hampshire Senate, 1817–1827, Brodhead also officiated as chaplain of the New Hampshire House of Representatives in 1825.Elected as a Jacksonian to the Twenty-first and Twenty-second Congresses, Brodhead served as United States Representative for the state of New Hampshire from March 4, 1829 – March 3, 1833.