Monroe County Elections Supervisor Tressia Martin says more than 200 people have already voted since early voting opened in Bloomington on Monday.
More than 2.6 million of Indiana's 4.5 million registered voters cast ballots this year.
Early voting tallies show numbers are down significantly from the last presidential election.
Indiana's early voters lag 70 thousand ballots behind 2008 figures.
Bartholomew County officials are surprised the races in their area haven’t brought out more voters.
Early voting began throughout Indiana on Monday, and Monroe County is expecting a large turnout.
About 1,800 early voting ballots were cast this year in Monroe County, and 2,000 more are expected before the polls close tonight.
County clerk's say high early voter turnout does not correspond to overall turn-out rates.
The same number of votes were cast on the first day of early voting this year as in 2010.
The Monroe County Election Board must vote unanimously to create vote centers.