 While no Democrat appeared on the ballot, Arthur Halvorson, who lost in the Republican primary, received enough Democratic write-in votes to be the Democratic nominee; Halvorson vowed to caucus as a conservative Republican if elected.The 10th district was in Northeastern Pennsylvania and included Monroe, Pike, Lackawanna, Wayne, Susquehanna, Bradford, Tioga, Sullivan, Lycoming, Union, Columbia, Snyder, Mifflin, Juniata and Perry counties.After no candidate stepped forward initially to run for the seat, three write in candidates announced to vie for the Democratic nomination.