Southern Middle School
| Name | Southern Middle School |
| Grades | Class 06 to Class 08 |
| Address | 9615 H G Trueman Rd |
| City | Lusby |
| School District | Calvert County Public Schools |
| County | Calvert County |
| Zipcode | 20657-2804 |
| Phone No. | (443)550-9250 |
| State | Maryland |
| Rural | Fringe |
| Students | 469 |
| Teachers | 34 |
| Student Teacher Ratio | 13 students per teacher |
| Charter School | No |
| Magnet School | No |
Southern Middle School is located at 9615 H G Trueman Rd in Lusby city of Calvert County county in Maryland. This school comes under Calvert County Public Schools. You can call them at (443)550-9250 for more details. This is not a magnet school. Total four hundred sixty nine students from class 06 to class 08 study in this school who are taught by thirty four teachers. This is not a charter school. The student teacher ratio of this school is 13.