| Ithaca School District, WI (District) |
| Itineris Early College High, UT (PSA) |
| Iuka CCSD 7, IL (District) |
| Ivanhoe Public School District, MN (District) |
| IVY HILL PREP CHARTER SCHOOL, NY (PSA) |
| Ivy Preparatory Academy Inc, GA (PSA) |
| Ivy Preparatory Young Men's Leadership, GA (District) |
| Ivywood Classical Academy, MI (PSA) |
| Izard Co. Cons. School Dist., AR (District) |
| Izard County, AR (ISD) |
| J & R Phalen Leadership Academy, IN (District) |
| J O Combs Unified School District, AZ (District) |
| J Paul Taylor Academy, NM (PSA) |
| J S Morton HSD 201, IL (District) |
| Jac-Cen-Del Community Sch Corp, IN (District) |
