ThunderRidge High School
| ThunderRidge High School | |
|---|---|
| Address | |
1991 West Wildcat Reserve Parkway , Colorado  80129 United States  | |
| Coordinates | 39°32′06″N 105°00′36″W / 39.535°N 105.01°W | 
| Information | |
| Type | Public high school | 
| Established | 1996 | 
| School district | Douglas County School District | 
| CEEB code | 060746 | 
| Principal | Michael Guardado | 
| Faculty | 145 | 
| Teaching staff | 88.39 (FTE) | 
| Grades | 9–12 | 
| Enrollment | 1,841 (2023-2024) | 
| Student to teacher ratio | 20.83 | 
| Color(s) | Kelly green and navy blue  | 
| Slogan | Once a Grizzly, Always a Grizzly | 
| Athletics | 5A | 
| Mascot | Grizzly bear | 
| Team name | Grizzlies | 
| Newspaper | The Growl | 
| Website | trhs | 
ThunderRidge High School (TRHS) is a public high school in Highlands Ranch, Colorado. It is part of the Douglas County School District. It was established in 1996 and has approximately 2000 students as of September 2013.