| reason for being added to class | 1a | 2a | 3a |
|---|---|---|---|
| Enrollment Cut-Off Shifts | BOTH: Peoria (Notre Dame) | BOTH: Breese (Central), Carterville, Chicago (Acero/Garcia), Chicago (Marine Leadership Academy), Chicago (Marist), Chicago (Noble/Butler), Chicago (Sullivan), Chicago (University), Chillicothe (Illinois Valley Central), Columbia, Decatur (MacArthur), Freeburg, Joliet (Catholic Academy), Lawrenceville CO-OP, Macomb, Manteno, Marengo, Murphysboro, Normal (University), Pontiac, Salem, West Chicago (Wheaton Academy) | BOTH: Cary-Grove, Chicago (Kennedy), Chicago (Mather), Chicago (Senn), Chicago (Washington), Crystal Lake (Central), Deerfield, Harvey (Thornton), Normal (Community West), Oak Lawn (Richards), Riverside-Brookfield, Rock Island (H.S.), Vernon Hills |
| Multiplication | GIRLS: Chicago (Latin) | BOTH: Chicago (DePaul College Prep) (also enrollment), Lisle (Benet Academy) BOYS: Chicago (Latin), Chicago (St. Ignatius College Prep) GIRLS: Aurora (Rosary) | BOYS: Oak Park (Fenwick) |
| Added to Member List | BOTH: Campbell Hill (Trico), Carrollton, Chicago (ASPIRA/Early College), Chicago (C. Academy), Chicago (Christ the King), Chicago (Holy Trinity), Chicago (Horizon/Southwest Chicago), Chicago (King), Chicago (Noble/Johnson), Chicago (North Lawndale Charter), Christopher, Lebanon, Pleasant Hill, Somonauk, Waltonville, Watseka, Wilmington BOYS: Aurora (Christian), Odin GIRLS: Broadlands (Heritage), Camp Point (Central), Chicago (Carver Military Academy), Chicago (Josephinum), Cowden-Herrick, Deerfield (Rochelle Zell), Elizabethtown (Hardin County), Marion (Crab Orchard), Mason City (Illini Central), Melrose Park (Walther Christian), Nokomis, Pittsfield | BOTH: Chicago (Back of the Yards), Chicago (Disney II), Chicago (Hyde Park), Chicago (Instrinsic Charter-Downtown), Chicago (Noble/Mansueto), Chicago (Noble/UIC) | None. |
Missing from 2023-2024 Member List: Chicago ASPIRA/Business and Finance [550], Chicago Catalyst/Maria [543], Chicago Noble/Pritzker [974], Chicago Steinmetz [1148], Decatur Eisenhower [968], Flora [368], Freeport Aquin [81], London Hills Spoon River Valley [85], Mendon Unity [175], Newark [158], White Hall North Greene [215],
