Incumbent Democrat Pete Visclosky, who had represented the district since 1985, ran for re-election. He was re-elected with 61% of the vote in 2014. The district had a PVI of D+10.
Incumbent Republican Jackie Walorski, who had represented the district since 2013 ran for re-election. She was re-elected with 59% of the vote in 2014. The district had a PVI of R+6.
Republican primary
Walorski was considered a potential candidate for the U.S. Senate, but decided to run for re-election instead.[3]
Incumbent Republican Marlin Stutzman, who had represented the district since 2010, did not run for reelection. Stutzman instead opted to run in the U.S. Senate election primary to succeed Dan Coats, who was retiring. He was re-elected with 66% of the vote in 2014. The district had a PVI of R+13.
Incumbent Republican Todd Rokita, who had represented the district since 2011, ran for re-election. He was re-elected with 67% of the vote in 2014. The district had a PVI of R+11. Rokita considered running for the open US Senate seat, but decided to run for re-election instead.[24]
After Donald Trump selected Mike Pence, the Governor of Indiana, as his running mate, Rokita dropped out of the House election to file as a candidate for governor.[25] The vacancy on the ballot will need to be filled by precinct chairs in the district by August 14, and Rokita could be reinstalled on the ballot if he was not selected for governor. Ultimately Eric Holcomb, Pence's lieutenant governor, was nominated, and Rokita resumed his re-election campaign.
Incumbent Republican Susan Brooks, who had represented the district since 2013, ran for re-election. She was re-elected with 65% of the vote in 2014. The district had a PVI of R+9. Brooks was running for re-election.[26]
After Trump selected Pence as his running mate, Brooks dropped out of the House election to file as a candidate for governor.[25] The vacancy on the ballot needed to be filled by precinct chairs in the district by August 14, and Brooks could have been reinstalled on the ballot if she was not selected for governor. Ultimately Eric Holcomb, Pence's lieutenant governor was nominated and Brooks resumed her re-election campaign.
The incumbent was Republican Luke Messer, who had represented the district since 2013. He was re-elected with 66% of the vote in 2014. The district had a PVI of R+12.
Incumbent Democrat André Carson had represented the district since 2008. He was re-elected with 55% of the vote in 2014. The district had a PVI of D+13.
Incumbent Republican Larry Bucshon, who had represented the district since 2011, ran for re-election. He was re-elected with 60% of the vote in 2014. The district had a PVI of R+8.
Incumbent Republican Todd Young, who had represented the district since 2011, did not run for re-election. Young instead opted to run for the open U.S. Senate seat.[29] He was re-elected with 62% of the vote in 2014. The district had a PVI of R+9.