2018 United States Senate election in Indiana

In 2012, Joe Donnelly was elected to the Senate with 50% of the vote to Republican nominee Richard Mourdock's 44%. In the 2016 presidential election, Republican nominee Donald Trump won Indiana with about 56.5% of the vote to Democratic nominee Hillary Clinton's 37.5%. ==Democratic primary==

Candidates Nominee • Joe Donnelly, incumbent U.S. senator Withdrew • Martin Del Rio, Iraq War veteran Endorsements Results {{Election box begin no change ==Republican primary==

Candidates Nominee • Mike Braun, businessman and former state representative Eliminated in the primary election • Luke Messer, U.S. representative • Todd Rokita, U.S. representative Declined • Jim Banks, U.S. representative • Susan Brooks, U.S. representative (endorsed Luke Messer) • Mike Delph, state senator (endorsed Todd Rokita) • Jackie Walorski, U.S. representative Withdrawn • Terry Henderson, businessman (endorsed Mike Braun) • Andy Horning, Libertarian nominee for the U.S. Senate in 2012 and Libertarian nominee for IN-08 in 2014 • Mark Hurt, attorney and former congressional aide • Andrew Takami, director of Purdue Polytechnic New Albany (endorsed Luke Messer) Endorsements {{Endorsements box ;State-level officials • Mike Delph, state senator • Hal Slager, state representative • Heath VanNatter, state representative ;Former state party chairs • Jeff Cardwell • Rexford C. Early ;Local-level officials • Ken Meyer, Decatur mayor • Monty Snelling, Clark County auditor ;Individuals • Russ Willis, chairman of the Madison County Republican Party ;Newspapers • The Times of Northwest Indiana Polling Results {{Election box begin no change == Independent ==

Candidates Declared • James Johnson Jr. == General election ==

Candidates • Mike Braun, businessman and former state representative (R) • Lucy Brenton (L) • Joe Donnelly, incumbent (D) • James Johnson Jr. (I) Debates • Complete video of debate, October 8, 2018 Predictions Fundraising Endorsements Polling Graphical summary with Todd Rokita with Luke Messer with generic Republican Results On November 6, 2018, Braun won the general election. He swept southern Indiana, the exurbs of Indianapolis, and most other rural areas in the state. Donnelly ran well behind his 2012 vote totals, winning only in Indianapolis, the university centers (Bloomington, Terre Haute, West Lafayette, South Bend), and the suburbs of Chicago in Northwest Indiana. By county Source Counties that flipped from Democratic to Republican • Madison (largest city: Anderson) • Spencer (largest city: Santa Claus) • Starke (largest city: Knox) • Vanderburgh (largest city: Evansville) • Scott (largest city: Scottsburg) • Blackford (largest city: Hartford City) • Clark (largest city: Jeffersonville) • Crawford (largest city: Marengo) • Floyd (largest city: New Albany) • Jefferson (largest city: Madison) • Fayette (largest city: Connersville) • Henry (largest city: New Castle) • Howard (largest city: Kokomo) • Wayne (largest city: Richmond) • Vermillion (largest city: Clinton) • Perry (largest city: Tell City) • Sullivan (largest city: Sullivan) By congressional district Braun won six of nine congressional districts, with Donnelly winning the other three, including one held by a Republican. Voter demographics ==Notes==