Marcelino Aganon Jr. (Lakas Kampi CMD) was the incumbent but ineligible for reelection.
The candidate with the highest number of votes won the seat.
Incumbent Monica Prieto-Teodoro (Lakas-Kampi-CMD), wife of presidential candidate Gilberto Teodoro, quit politics to support her husband's bid for presidency.
Incumbent Jose Villa Agustin Yap (Lakas Kampi CMD), who was supposed to run again for re-election, died on March 2, 2010.
All three Districts of Tarlac elected Sangguniang Panlalawigan, or provincial board members.