Jefferson Jr High School
| Name | Jefferson Jr High School |
| Grades | Class 06 to Class 08 |
| Address | 1525 N Loomis St |
| City | Naperville |
| School District | Naperville CUSD 203 |
| County | DuPage County |
| Zipcode | 60563-1316 |
| Phone No. | (630)420-6363 |
| State | Illinois |
| City | Midsize |
| Students | 810 |
| Teachers | 0 |
| Student Teacher Ratio | 0 students per teacher |
| Charter School | No |
| Magnet School | N/A |
Jefferson Jr High School is located at 1525 N Loomis St in Naperville city of DuPage County county in Illinois. This school comes under Naperville CUSD 203. You can call them at (630)420-6363 for more details. This is not a magnet school. Total eight hundred ten students from class 06 to class 08 study in this school who are taught by teachers. This is not a charter school. The student teacher ratio of this school is 0.