| Name |
County |
| Miguel Juarez Middle School |
Lake County |
| Millbrook Junior High School |
Kendall County |
| Millburn Middle School |
Lake County |
| Minooka Junior High School |
Grundy County |
| Mokena Junior High School |
Will County |
| Momence Junior High School |
Kankakee County |
| Monmouth - Roseville Junior High School |
Warren County |
| Monroe Middle School |
DuPage County |
| Monticello Middle School |
Piatt County |
| Morrison Junior High School |
Whiteside County |
| Morton Junior High School |
Tazewell County |
| Mount Zion Junior High School |
Macon County |
| Mulberry Grove Junior High School |
Bond County |
| Murphy Junior High School |
Kendall County |
| Murphysboro Middle School |
Jackson County |
| Nashville Middle School |
Washington County |
| Nathan Hale Middle School |
Cook County |
| Nauvoo Junior High School |
Hancock County |
| Neal Math and Science Academy |
Lake County |
| New Athens Junior High School |
St. Clair County |
| Nichols Middle School |
Cook County |
| Nippersink Middle School |
McHenry County |
| North Boone Middle School |
Boone County |
| North Mac Middle School |
Macoupin County |
| North Prairie Junior High School |
Lake County |
| North Ridge Middle School |
Vermilion County |
| Northbrook Junior High School |
Cook County |
| Northbrook Middle School |
LaSalle County |
| Northeast Junior High School |
Rock Island County |
| Northlake Middle School |
Cook County |
| Northlawn Junior High School |
LaSalle County |
| Northside Catholic Academy |
Cook County |
| Northwest Middle School |
Cook County |
| Northwood Junior High School |
Lake County |
| Northwood Middle School |
McHenry County |
| Nuttall Middle School |
Crawford County |
| O W Huth Middle School |
Cook County |
| Oak Lawn - Hometown Middle School |
Cook County |
| Oak Prairie Junior High School |
Will County |
| Oakwood Junior High School |
Vermilion County |
| Oblong Junior High School |
Crawford County |
| Okaw Valley Middle School |
Shelby County |
| Old Orchard Junior High School |
Cook County |
| Old Quarry Middle School |
Cook County |
| Oliver McCracken Middle School |
Cook County |
| Olympia Middle School |
McLean County |
| O'Neill Middle School |
DuPage County |
| Orion Middle School |
Henry County |
| Orland Junior High School |
Cook County |
| Palos South Middle School |
Cook County |
| Pana Junior High School |
Christian County |
| Park Junior High School |
Cook County |
| Parker Junior High School |
Cook County |
| Parkland School |
McHenry County |
| Parkside Junior High School |
McLean County |
| Parkside Middle School |
LaSalle County |
| Parkview Junior High School |
Tazewell County |
| Parkview Junior High School |
Lawrence County |
| Paxton - Buckley - Loda Junior High School |
Ford County |
| Pearl City Junior High School |
Stephenson County |
| Pecatonica Middle School |
Winnebago County |
| Peotone Junior High School |
Will County |
| Percy Julian Middle School |
Cook County |
| Perspectives Middle Academy |
Cook County |
| Peter J Palombi Middle School |
Lake County |
| Pinckneyville Middle School |
Perry County |
| Plano Middle School |
Kendall County |
| Pleasant Plains Middle School |
Sangamon County |
| Pleasant Valley Middle School |
Peoria County |
| Pleasantdale Middle School |
Cook County |
| PLT Middle School |
Whiteside County |
| Plum Grove Junior High School |
Cook County |
| Pontiac Junior High School |
Livingston County |
| Pontiac Junior High School |
St. Clair County |
| Porta Junior High School |
Menard County |
