The Mayor of Indianapolis is the head of the executive branch of the consolidated city-county government of Indianapolis and Marion County. As the chief executive, the mayor has the duty to oversee city-county government's various departments, agencies, and municipal corporations. They also have the power to either approve or veto bills passed by the Indianapolis City-County Council, the legislative branch. The mayor serves a four-year term and has no limit to the number of terms they may serve.^[2]

As of 2016, the mayor was paid an annual salary of $95,317.60.^[1] The Mayor's Office is on the twenty-fifth floor of the City-County Building.^[3]

The mayor of Indianapolis is elected every four years; elections take place one year before United States presidential elections on election day in November. The mayor is usually sworn in at noon on January 1 following the election. The next election for the mayor will be in 2027.

Indianapolis city elections are partisan, with party affiliations listed alongside candidates' names on the ballot.^[4] Primary elections are held on the first Tuesday of May in a mayoral election year. Candidates for mayor secure their party's nominations to campaign in the general election, held on Election Day the following November.

To date, 43 individuals have served as mayor. There have been 49 mayoralties due to six individuals who served nonconsecutive terms. John Caven, Caleb S. Denny, Charles A. Bookwalter, Samuel L. Shank, Reginald H. Sullivan, and Philip L. Bayt served two nonconsecutive terms each. The longest term was that of William "Bill" Hudnut, who served four consecutive terms for 16 years.^[5] The shortest term was that of Claude E. Negley, who served 13 days.

• Government of Indianapolis
• Timeline of Indianapolis