Indiana Interscholastic Athletic Administrators Association Districts by Counties

District 1  –  (13 Counties)
Benton, Carroll, Cass, Fulton, Jasper, Lake, LaPorte, Newton, Porter, Pulski, Starke, Tippecanoe and White

District 2  –  (17 Counties) 
Adams, Allen, Blackford, DeKalb, Elkhart, Grant, Howard, Huntington, Kosciusko, LaGrange, Marshall, Miami, Noble, St. Joseph, Steuben, Wabash, Wells and Whitley

District 3  –  (15 Counties)
Boone, Clay, Clinton, Fountain, Hamilton, Hendricks, Marion, Montgomery, Morgan, Owen, Parke, Putnam, Tipton, Vermillion and Warren

District 4  –  (21 Counties) 
Bartholomew, Dearborn, Decatur, Delaware,  Fayette, Franklin, Hancock, Henry, Jay, Jefferson, Jennings, Johnson, Madison, Ohio, Randolph, Ripley, Rush, Shelby, Switzerland, Union and Wayne

District 5  –  (12 Counties)
Brown, Clark, Crawford, Floyd, Harrison, Jackson, Lawrence, Monroe, Orange, Perry, Scott and Washington

District 6  –  (13 Counties)
Daviess, Dubois, Gibson, Greene, Knox, Martin, Pike, Posey, Spencer, Sullivan, Vanderburgh, Vigo and Warrick