Old Mill Middle South School
| Name | Old Mill Middle South School |
| Grades | Class 06 to Class 08 |
| Address | 620 Patriot Ln |
| City | Millersville |
| School District | Anne Arundel County Public Schools |
| County | Anne Arundel County |
| Zipcode | 21108-1355 |
| Phone No. | (410)969-7000 |
| State | Maryland |
| Suburb | Large |
| Students | 1018 |
| Teachers | 74 |
| Student Teacher Ratio | 13.8 students per teacher |
| Charter School | No |
| Magnet School | Yes |
Old Mill Middle South School is located at 620 Patriot Ln in Millersville city of Anne Arundel County county in Maryland. This school comes under Anne Arundel County Public Schools. You can call them at (410)969-7000 for more details. This is a magnet school. Total one thousand eighteen students from class 06 to class 08 study in this school who are taught by seventy four teachers. This is not a charter school. The student teacher ratio of this school is 13.8.