Quince Orchard High School
| Quince Orchard High School | |
|---|---|
| Address | |
15800 Quince Orchard Road 20878 United States  | |
| Coordinates | 39°6′56″N 77°15′15″W / 39.11556°N 77.25417°W | 
| Information | |
| Type | Public secondary | 
| Established | September 6, 1988 | 
| School district | Montgomery County Public Schools | 
| CEEB code | 210564 | 
| NCES School ID | 240048001509 | 
| Principal | Dr. Leroy Evans | 
| Teaching staff | 130.76 (on an FTE basis) | 
| Grades | 9–12 | 
| Gender | Coeducational | 
| Enrollment | 2,154 (2022–23) | 
| Student to teacher ratio | 16.47 | 
| Campus | Suburban | 
| Color(s) | Red, black, and white | 
| Mascot | Cougar | 
| Rival | Northwest High School Damascus High School  | 
| Newspaper | The Prowler | 
| Yearbook | Tracks | 
| Website | www | 
Quince Orchard High School (QOHS), also known as Q.O. High School, is a secondary school located on Quince Orchard Road in the Quince Orchard neighborhood of Gaithersburg in Montgomery County, Maryland, United States.