| Midway Star Academy | 393 | regular | elementary |
| Midwest Central High School | 235 | regular | high |
| Midwest Central Middle School | 183 | regular | middle |
| Midwest Central Primary School | 430 | regular | other |
| MIDWEST CITY ES | 781 | regular | other |
| MIDWEST CITY HS | 1,293 | regular | high |
| MIDWEST CITY MS | 940 | regular | middle |
| Midwest School | 127 | regular | other |
| Midwest Special Education Co-op | 20 | special-ed | other |
| MIDWOOD HIGH SCHOOL | 3,657 | regular | high |
| Mifflin Alternative Middle School | 356 | regular | middle |
| Mifflin Co HS | 1,032 | regular | high |
| Mifflin Co JHS | 678 | regular | other |
| Mifflin Co MS | 733 | regular | middle |
| Mifflin County Academy of Science and Te | 5 | vocational | high |
| Mifflin Elementary School | 256 | regular | elementary |
| Mifflin High School | 801 | regular | high |
| Mifflin Park El Sch | 503 | regular | elementary |
| Mifflin Thomas Sch | 393 | regular | other |
| Mifflinburg Area Intrmd Sch | 381 | regular | elementary |
| Mifflinburg Area MS | 445 | regular | middle |
| Mifflinburg Area SHS | 499 | regular | high |
| Mifflinburg El Sch | 376 | regular | elementary |
| Mighty Oaks Early Learning School | 56 | special-ed | other |
| Mighty River Academy of Virtual Education | 23 | regular | other |
| MIGUEL CARRILLO JR EL | 501 | regular | other |
| Miguel Hidalgo Elementary | 437 | regular | elementary |
| Miguel Hidalgo Elementary | 572 | regular | elementary |
| Miguel Juarez Middle School | 651 | regular | middle |
| MIGUEL SEPULVEDA ELEMENTARY SCHOOL | 532 | regular | other |
| Miguelito Elementary | 634 | regular | elementary |
| MIJTED - Bagdad High School | 1 | vocational | high |
| MIJTED - Chino Valley High School | 1 | vocational | high |
| MIJTED - Prescott High School | 2 | vocational | high |
| MIKE AND JANIE REEVES EL | 794 | regular | other |
| MIKE DAVIS ELEMENTARY SCHOOL | 655 | regular | other |
| Mike Miller Elementary - 07 | 282 | regular | elementary |
| Mike Morris Elementary | 286 | regular | elementary |
| MIKE MOSELEY EL | 613 | regular | other |
| MIKE MOSES EL | 503 | regular | elementary |
| MIKE SENA ELEMENTARY | 58 | regular | elementary |
| Mikelnguut Elitnaurviat | 261 | regular | other |
| MILA ELEMENTARY SCHOOL | 382 | regular | other |
| Milaca 7-12 Online | 28 | regular | other |
| MILACA AREA LEARNING CENTER | 16 | alternative | other |
| MILACA ELEMENTARY | 865 | regular | other |
| MILACA SECONDARY HIGH | 730 | regular | other |
| MILAGRO MIDDLE | 329 | regular | middle |
| MILAM EL | 590 | regular | other |
| MILAM EL | 941 | regular | other |