Marchand was elected as a Democrat to the Twenty-sixth and Twenty-seventh Congresses. He served as chairman of the United States House Committee on Accounts during the Twenty-seventh Congress. He declined to be a candidate for renomination in 1842 to the Twenty-eighth Congress. He resumed the practice of law and died in Greensburg in 1848. Interment in Greensburg Cemetery.
- United States Congress. "Albert Gallatin Marchand (id: M000123)". Biographical Directory of the United States Congress.
- The Political Graveyard