Lyons Middle/Senior High School
| Name | Lyons Middle/Senior High School |
| Grades | Class 06 to Class 12 |
| Address | 100 MCCONNELL DRIVE |
| City | Lyons |
| School District | St. Vrain Valley School District No. Re1J |
| County | Boulder County |
| Zipcode | 80540 |
| Phone No. | (303)823-6631 |
| State | Colorado |
| Rural | Fringe |
| Students | 398 |
| Teachers | 25 |
| Student Teacher Ratio | 15.9 students per teacher |
| Charter School | No |
| Magnet School | No |
Lyons Middle/Senior High School is located at 100 MCCONNELL DRIVE in Lyons city of Boulder County county in Colorado. This school comes under St. Vrain Valley School District No. Re1J. You can call them at (303)823-6631 for more details. This is not a magnet school. Total three hundred ninety eight students from class 06 to class 12 study in this school who are taught by twenty five teachers. This is not a charter school. The student teacher ratio of this school is 15.9.