
Lyons Middle Senior High
Lyons Middle Senior High School offers community connections, a tradition of academic excellence, and robust student engagement. Students engage in innovative, inquiry-based learning and leadership activities as well as academically rigorous coursework to prepare them for both college and career.
Lyons Feeder Strong
We are the Lions
Small AND Mighty
Competitive Advantage
Recognized by Newsweek as one of the best high schools in America for the past decade.
Small Classes, Big Opportunities
LMSHS offers expanded options in computer science, CSU online, & Science Leadership
Strong Visual & Performing Arts
Outstanding and award-winning Band, Choir, and Art programs.
Social Media
Meet the Principal
Lyons Middle Senior Calendar
Recent Updates
View our latest news and announcements.
Upcoming Superintendent’s Town Hall Meetings Featured
St. Vrain Valley Schools invites parents, teachers, staff, and community members to join Superintendent, Dr. Don Haddad, for one of our upcoming Superintendent Town Hall meetings. These annual open forums in each of our geographic areas provide an opportunity for Dr. Haddad and other district leaders to listen to our community’s questions and suggestions, share […]
Read full story
Innovation Center to Host ‘Day of AI’ Event as Part of Computer Science Education Week
The Innovation Center of St. Vrain Valley Schools is set to host a Day of AI event on December 2 from 2-5:00 p.m. as part of this year’s Computer Science Education Week. The event will feature a variety of activities designed to engage, educate, and inspire attendees about artificial intelligence (AI). Students, parents, educators, and […]
Read full story
St. Vrain High Schools Achieve Recognition on College Board’s Advanced Placement School Honor Roll
Eight high schools within St. Vrain Valley Schools have been honored with the distinguished College Board AP School Honor Roll designation, acknowledging outstanding student performance on college-level Advanced Placement exams. The AP School Honor Roll recognizes schools whose AP programs are delivering results for students while broadening access. Schools can earn this recognition annually based […]
Read full story
District News
Check out the latest featured news from St. Vrain Valley Schools.

Those who can, teach.
There is no more noble and important profession in our society than that of our educators. With over 90% of our nation’s children attending a public school, it is our teachers and staff, in partnership with parents and families, who are shaping the future of our world.
Read More

Public Education, Our Greatest Investment
Public education is America’s most significant investment and – second only to parenting – is the greatest contributor to the future of our world. The quality of our schools impacts and strengthens our economy, public health and safety, national security, the quality of our service industry, residential and business property values, public health, our democracy, and so much more.
Read More

“Education is Life Itself”
In March 2020, days before we were required to close our schools to in-person learning due to the COVID-19 pandemic, St. Vrain Valley Schools hosted a series of focus groups to engage our families, students, teachers, staff, and other community members in the question, ‘What is the purpose of public education?’ Through these conversations, many […]
Read More

Contact Us
Have a question or comment? Send us a message and we will get back to you as soon as possible.
- Postal address
-
100 McConnell Drive
Lyons, CO 80540
- Phone number
- 303-823-6631
Looking for a career? View all job openings.