* Last updated at 7:20 am on Monday, October 7, 2024
IC Catholic, see Elmhurst (IC Catholic)
Ida Crown, see Skokie (Ida Crown)
Illini Bluffs, see Glasford (Illini Bluffs)
Illini Central, see Mason City (Illini Central)
Illini West, see Carthage (Illini West)
Illinois Lutheran, see Crete (Illinois Lutheran)
Illinois Math and Science Academy, see Aurora (Illinois Math and Science Academy)
Illinois School for the Deaf, see Jacksonville (Illinois School for the Deaf)
Illinois School for the Visually Impaired, see Jacksonville (Illinois School for the Visually Impaired)
Illinois Valley Central, see Chillicothe (Illinois Valley Central)
Indian Creek, see Shabbona (Indian Creek)
Instituto Health Science Charter, see Chicago (Instituto Health Science Charter)
Intrinsic Charter, see Chicago (Intrinsic Charter)
Intrinsic Charter-Downtown Campus, see Chicago (Intrinsic Charter-Downtown Campus)
Iroquois West, see Gilman (Iroquois West)
Islamic Foundation, see Villa Park (Islamic Foundation)