Back to top

Welcome to Mountain Range High School


The Mountain Range community develops civic-minded leaders through academic challenges, creative expression, and personal responsibility.


The Mountain Range community strives for excellence by encouraging intellectual risks and honoring all experiences so that both successes and failures lead to greater achievement.  We embrace diversity, respect individuality, and work collaboratively to create a safe learning environment.

Welcome to the Mountain Range website! Try visiting our staff directory and news archive, or view our  Important Dates. We are still in the process of building the common questions section of our site, and, as a result, we welcome any questions you have for us. If you're unsure where a specific piece of content can be found, please try our search feature. 

How to use our Site

Try visiting our staff directorynews archive, and calendar.  Many links can be found under "Learning Resources" and "Links" If you're unsure where a specific piece of content can be found, please try our search feature. 

We Welcome Your Feedback

If you have questions about how to use this site or if you would like to make a suggestion regarding content that is not currently included on the site but should be, please contact us.


Address12500 Huron Street
Westminster, CO
Office Phone720-972-6300
Fax Number720-972-6529
Office Hours7:00am - 3:30pm
Wed: 7:00am - 2:00pm
School Hours7:10am - 3:00pm
Early Release
7:10am - 12:30pm

Upcoming Events

Adams 12 High School Information Night

Adams 12 High School Information Night

Date & Time:
Repeats every day until Wed Nov 13 2019.
Wed, 11/13/2019 (All day)

Adams 12 Five Star Schools is hosting High School Information Nights November 12 and 13 at the Educational Support Center (1500 E 128th Ave, Thornton, CO 80234). Come learn about each high school's special programs, including The Mountain Range High School of Business™, meet administration and staff and get your questions answered. See the atached flyers for more information, or visit the event page on Facebook

Document(s)SizeUpload Date
PDF icon 2019_HighSchool_InfoNight_ENG.pdf417.59 KB10/31/2019
PDF icon 2019_HighSchool_InfoNight_SP.pdf420.08 KB10/31/2019

11/13/2019 (All day)
Nov 13

Semester 1 Final Examinations

Semester 1 Final Examinations

Date & Time: Mon, 12/16/2019 (All day) to Thu, 12/19/2019 (All day)

Schedule TBA

12/16/2019 (All day)
Dec 16

End of 2nd Quarter

End of 2nd Quarter

Date & Time: Thu, 12/19/2019 (All day)

12/19/2019 (All day)
Dec 19