| Adams County | 3 | 4,240 | North Adams Community Schools, Adams Central Community Schools, South Adams Schools |
| Allen County | 4 | 54,596 | Fort Wayne Community Schools, East Allen County Schools, Northwest Allen County Schools, MSD Southwest Allen County Schls |
| Bartholomew County | 2 | 12,639 | Bartholomew Con School Corp, Flat Rock-Hawcreek School Corp |
| Benton County | 1 | 1,601 | Benton Community School Corp |
| Blackford County | 1 | 1,412 | Blackford County Schools |
| Boone County | 3 | 13,246 | Zionsville Community Schools, Lebanon Community School Corp, Western Boone Co Com Sch Dist |
| Brown County | 1 | 1,549 | Brown County School Corporation |
| Carroll County | 2 | 2,334 | Delphi Community School Corp, Carroll Consolidated School Corp |
| Cass County | 3 | 6,669 | Logansport Community Sch Corp, Lewis Cass Schools, Pioneer Regional School Corp |
| Clark County | 4 | 22,766 | Greater Clark County Schools, Clarksville Community School Corp, Silver Creek School Corporation, Borden-Henryville School Corporation |
| Clay County | 1 | 3,995 | Clay Community Schools |
| Clinton County | 4 | 5,960 | Community Schools of Frankfort, Clinton Prairie School Corporation, Rossville Con School District, Clinton Central School Corporation |
| Crawford County | 1 | 1,235 | Crawford County Community Sch Corp |
| Daviess County | 3 | 4,753 | Washington Community Schools, North Daviess Com Schools, Barr-Reeve Community Schools Inc |
| Dearborn County | 3 | 7,653 | Sunman-Dearborn Com Sch Corp, Lawrenceburg Community School Corp, South Dearborn Community Sch Corp |
| Decatur County | 2 | 3,789 | Greensburg Community Schools, Decatur County Community Schools |
| DeKalb County | 4 | 6,797 | DeKalb Co Ctl United Sch Dist, Garrett-Keyser-Butler Com Sch Corp, DeKalb Co Eastern Com Sch Dist, Hamilton Community Schools |
| Delaware County | 7 | 14,238 | Muncie Community Schools, Yorktown Community Schools, Delaware Community School Corp, Liberty-Perry Community Sch Corp, Daleville Community Schools, Wes-Del Community Schools, Cowan Community School Corp |
| Dubois County | 4 | 7,511 | Greater Jasper Consolidated Schs, Southwest Dubois Co Sch Corp, Southeast Dubois Co Sch Corp, Northeast Dubois Co Sch Corp |
| Elkhart County | 7 | 33,102 | Elkhart Community Schools, Goshen Community Schools, Concord Community Schools, Middlebury Community Schools, Wa-Nee Community Schools, Fairfield Community Schools, Baugo Community Schools |
| Fayette County | 1 | 3,103 | Fayette County School Corporation |
| Floyd County | 1 | 11,362 | New Albany-Floyd Co Con Sch |
| Fountain County | 3 | 2,485 | Southeast Fountain School Corp, Covington Community School Corp, Attica Consolidated School Corp |
| Franklin County | 2 | 4,164 | Batesville Community School Corp, Franklin County Community Sch Corp |
| Fulton County | 2 | 2,409 | Rochester Community School Corp, Caston School Corporation |
| Gibson County | 3 | 4,664 | South Gibson School Corporation, North Gibson School Corporation, East Gibson School Corporation |
| Grant County | 5 | 11,257 | Marion Community Schools, Mississinewa Community School Corp, Madison-Grant United School Corp, Eastbrook Community Sch Corp, Oak Hill United School Corp |
| Greene County | 5 | 4,739 | Linton-Stockton School Corporation, Eastern Greene Schools, Bloomfield School District, White River Valley School District, MSD Shakamak Schools |
| Hamilton County | 6 | 61,366 | Hamilton Southeastern Schools, Carmel Clay Schools, Noblesville Schools, Westfield-Washington Schools, Hamilton Heights School Corp, Sheridan Community Schools |
| Hancock County | 4 | 14,488 | Mt Vernon Community School Corp, Greenfield-Central Com Schools, New Palestine Community Schools, Eastern Hancock Co Com Sch Corp |
| Harrison County | 3 | 5,932 | South Harrison Com Schools, North Harrison Com School Corp, Lanesville Community School Corp |
| Hendricks County | 6 | 33,525 | Avon Community School Corp, Brownsburg Community School Corp, Plainfield Community School Corp, Danville Community School Corp, North West Hendricks Schools, Mill Creek Community Sch Corp |
| Henry County | 5 | 7,165 | New Castle Community School Corp, Shenandoah School Corporation, C A Beard Memorial School Corp, South Henry School Corp, Blue River Valley Schools |
| Howard County | 5 | 12,394 | Kokomo School Corporation, Western School Corporation, Northwestern School Corp, Eastern Howard School Corporation, Taylor Community School Corp |
| Huntington County | 1 | 4,874 | Huntington Co Com Sch Corp |
| Jackson County | 4 | 7,459 | Seymour Community Schools, Brownstown Cnt Com Sch Corp, Crothersville Community Schools, Medora Community School Corp |
| Jasper County | 2 | 4,615 | Kankakee Valley School Corp, Rensselaer Central School Corp |
| Jay County | 1 | 2,950 | Jay School Corporation |
| Jefferson County | 2 | 3,914 | Madison Consolidated Schools, Southwestern-Jefferson Co Con |
| Jennings County | 1 | 3,800 | Jennings County School Corporation |
| Johnson County | 6 | 28,824 | Center Grove Community School Corp, Clark-Pleasant Community Sch Corp, Franklin Community School Corp, Greenwood Community Sch Corp, Nineveh-Hensley-Jackson United, Edinburgh Community School Corp |
| Knox County | 3 | 5,081 | Vincennes Community School Corp, South Knox School Corp, North Knox School Corp |
| Kosciusko County | 3 | 11,085 | Warsaw Community Schools, Wawasee Community School Corp, Tippecanoe Valley School Corp |
| LaGrange County | 3 | 4,786 | Westview School Corporation, Lakeland School Corporation, Prairie Heights Community Sch Corp |
| Lake County | 16 | 66,899 | All 16 Lake County districts → |
| LaPorte County | 6 | 16,112 | La Porte Community School Corp, Michigan City Area Schools, New Prairie United School Corp, South Central Com School Corp, MSD of New Durham Township, Tri-Township Cons School Corp |
| Lawrence County | 2 | 5,044 | North Lawrence Com Schools, Mitchell Community Schools |
| Madison County | 5 | 16,719 | Anderson Community School Corp, South Madison Com Sch Corp, Frankton-Lapel Community Schools, Elwood Community School Corp, Alexandria Community School Corp |
| Marion County | 11 | 126,635 | Indianapolis Public Schools, MSD Lawrence Township, Perry Township Schools, MSD Wayne Township, MSD Warren Township, Franklin Township Com Sch Corp, MSD Washington Township, MSD Pike Township, MSD Decatur Township, Beech Grove City Schools, School Town of Speedway |
| Marshall County | 5 | 7,012 | Plymouth Community School Corp, Bremen Public Schools, Triton School Corporation, Culver Community Schools Corp, Argos Community Schools |
| Martin County | 2 | 1,365 | Loogootee Community Sch Corp, Shoals Community School Corp |
| Miami County | 3 | 4,531 | Maconaquah School Corp, Peru Community Schools, North Miami Community Schools |
| Monroe County | 2 | 13,256 | Monroe County Community Sch Corp, Richland-Bean Blossom C S C |
| Montgomery County | 3 | 6,261 | Crawfordsville Community Schools, North Montgomery Com Sch Corp, South Montgomery Com Sch Corp |
| Morgan County | 4 | 10,142 | Mooresville Con School Corp, MSD Martinsville Schools, Monroe-Gregg School District, Eminence Community School Corp |
| Newton County | 2 | 1,850 | North Newton School Corp, South Newton School Corp |
| Noble County | 3 | 6,632 | East Noble School Corporation, West Noble School Corporation, Central Noble Com School Corp |
| Ohio County | 1 | 831 | Rising Sun-Ohio Co Com |
| Orange County | 3 | 2,999 | Paoli Community School Corp, Orleans Community Schools, Springs Valley Com School Corp |
| Owen County | 1 | 2,156 | Spencer-Owen Community Schools |
| Parke County | 2 | 2,182 | North Central Parke Comm Schl Corp, Southwest Parke Com Sch Corp |
| Perry County | 3 | 2,842 | Tell City-Troy Twp School Corp, Perry Central Com Schools Corp, Cannelton City Schools |
| Pike County | 1 | 1,561 | Pike County School Corp |
| Porter County | 7 | 24,742 | Portage Township Schools, Valparaiso Community Schools, Duneland School Corporation, East Porter County School Corp, Porter Township School Corp, Union Township School Corp, MSD Boone Township |
| Posey County | 2 | 3,454 | MSD Mount Vernon, MSD North Posey Co Schools |
| Pulaski County | 2 | 1,684 | Eastern Pulaski Community Sch Corp, West Central School Corp |
| Putnam County | 4 | 7,322 | Cloverdale Community Schools, Greencastle Community School Corp, North Putnam Community Schools, South Putnam Community Schools |
| Randolph County | 5 | 11,772 | Union School Corporation, Randolph Central School Corp, Monroe Central School Corp, Randolph Eastern School Corp, Randolph Southern School Corp |
| Ripley County | 3 | 2,976 | South Ripley Com Sch Corp, Milan Community Schools, Jac-Cen-Del Community Sch Corp |
| Rush County | 1 | 1,872 | Rush County Schools |
| Scott County | 2 | 3,870 | Scott County School District 2, Scott County School District 1 |
| Shelby County | 5 | 7,284 | Shelbyville Central Schools, Triton Central Schools, Shelby Eastern Schools, Southwestern Con Sch Shelby Co, Blue River Career Programs |
| Spencer County | 2 | 3,231 | North Spencer County Sch Corp, South Spencer County Sch Corp |
| St. Joseph County | 5 | 33,186 | South Bend Community School Corp, Penn-Harris-Madison School Corp, School City of Mishawaka, John Glenn School Corporation, Union-North United School Corp |
| Starke County | 3 | 3,114 | Knox Community School Corp, North Judson-San Pierre Sch Corp, Oregon-Davis School Corp |
| Steuben County | 2 | 3,471 | MSD Steuben County, Fremont Community Schools |
| Sullivan County | 2 | 2,549 | Southwest School Corporation, Northeast School Corp |
| Switzerland County | 1 | 1,422 | Switzerland County School Corp |
| Tippecanoe County | 3 | 23,096 | Tippecanoe School Corp, Lafayette School Corporation, West Lafayette Com School Corp |
| Tipton County | 2 | 2,152 | Tipton Community School Corp, Tri-Central Community Schools |
| Union County | 1 | 1,278 | Union Co/Clg Corner Joint Sch Dist |
| Vanderburgh County | 1 | 21,589 | Evansville Vanderburgh School Corp |
| Vermillion County | 2 | 2,279 | South Vermillion Com Sch Corp, North Vermillion Com Sch Corp |
| Vigo County | 1 | 13,277 | Vigo County School Corp |
| Wabash County | 3 | 5,096 | MSD Wabash County Schools, Wabash City Schools, Manchester Community Schools |
| Warren County | 1 | 1,332 | MSD Warren County |
| Warrick County | 1 | 9,858 | Warrick County School Corp |
| Washington County | 3 | 3,847 | Salem Community Schools, East Washington School Corp, West Washington School Corp |
| Wayne County | 5 | 9,439 | Richmond Community Schools, Centerville-Abington Com Schs, Northeastern Wayne Schools, Nettle Creek School Corporation, Western Wayne Schools |
| Wells County | 3 | 5,106 | Norwell Community Schools, MSD Bluffton-Harrison, Southern Wells Com Schools |
| White County | 4 | 4,463 | Twin Lakes School Corp, North White School Corp, Tri-County School Corporation, Frontier School Corporation |
| Whitley County | 3 | 5,892 | Whitley County Con Schools, Smith-Green Community Schools, Whitko Community School Corp |
