Patterson Mill High School
| Name | Patterson Mill High School |
| Grades | Class 09 to Class 12 |
| Address | 85 Patterson Mill Rd |
| City | Bel Air |
| School District | Harford County Public Schools |
| County | Harford County |
| Zipcode | 21015 |
| Phone No. | (410)638-4640 |
| State | Maryland |
| Suburb | Midsize |
| Students | 836 |
| Teachers | 51 |
| Student Teacher Ratio | 16.3 students per teacher |
| Charter School | No |
| Magnet School | No |
Patterson Mill High School is located at 85 Patterson Mill Rd in Bel Air city of Harford County county in Maryland. This school comes under Harford County Public Schools. You can call them at (410)638-4640 for more details. This is not a magnet school. Total eight hundred thirty six students from class 09 to class 12 study in this school who are taught by fifty one teachers. This is not a charter school. The student teacher ratio of this school is 16.3.