Schools
| School Name | Level | District |
|---|---|---|
| Melrose Elementary | District 8 | |
| Memorial Elementary | District 14 | |
| Memorial Middle School | Middle School | District 11 |
| Menlo Park Elementary | District 2 | |
| Merlo Station High | District 15 | |
| Merrill Elementary | District 8 | |
| Metolius Elementary | District 5 | |
| Metropolitan Learning Center | District 1 | |
| Metzger Elementary | District 14 | |
| Mid Columbia Council of Governments | District 2 | |
| Mid Valley Christian Academy | Elementary School, High School, Middle School, Preschool | District 4 |
| Mid Valley Elementary | District 2 | |
| Mid Valley Learning Center | District 11 | |
| Middleton Elementary | Elementary School | District 14 |
| Mill City Middle School | Middle School | District 11 |
| Mill Park Elementary | District 2 | |
| Miller Education Center 7/8 | District 15 | |
| Miller Education Center East | District 15 | |
| Miller Education Center West | District 15 | |
| Miller Elementary | Elementary School | District 4 |