Theisen Middle School
| Name | Theisen Middle School |
| Grades | Class 06 to Class 08 |
| Address | 525 E Pioneer Rd |
| City | Fond du Lac |
| School District | Fond du Lac School District |
| County | Fond du Lac County |
| Zipcode | 54935-6499 |
| Phone No. | (920)929-2850 |
| State | Wisconsin |
| City | Small |
| Students | 503 |
| Teachers | 35 |
| Student Teacher Ratio | 14 students per teacher |
| Charter School | No |
| Magnet School | No |
Theisen Middle School is located at 525 E Pioneer Rd in Fond du Lac city of Fond du Lac County county in Wisconsin. This school comes under Fond du Lac School District. You can call them at (920)929-2850 for more details. This is not a magnet school. Total five hundred three students from class 06 to class 08 study in this school who are taught by thirty five teachers. This is not a charter school. The student teacher ratio of this school is 14.