Vermont State Senate, Caledonia District
- See also: Vermont State Senate elections, 2010
Otterman ran for re-election to the 6th District Seat (Caledonia District) in 2010. He ran unopposed in the primary. He ran against Joe Benning (R), Charlie Bucknam (R), Jane Kitchel (D), and Matthew Choate (D) in the general election on November 2, 2010.