Eight legislators are leaving their seats, either to retire or run for another office.
Voter turnout is expected to be low in tomorrow's primary because of a lack of statewide races.
Latest voter registration numbers show 13,000 fewer people are registered for this year's primary than four years ago.
Vigo County plans to replace its 87 precincts with 18 vote centers in the 2014 election.
Don Bates ran an unsuccessful campaign last year for the 6th District U.S. House seat that Mike Pence vacated to run for governor.
After 28 years in the Indiana state senate, Thomas Wyss says he will not seek re-election.
The Chicago Lawyers‘ Committee for Civil Rights Under Law says it took 800 election complaints from Hoosiers last year.
Secretary of State Connie Lawson visited Bartholomew County on Monday to discuss how the county could use vote centers in future elections.
Wells County saw the highest voter turnout at 72 percent. Scott County saw the lowest with 46 percent.
More than 2.6 million of Indiana's 4.5 million registered voters cast ballots this year.