Back to top

Welcome to Horizon High School

Horizon High School is committed to excellence on all fronts — academic achievement, arts, athletics and co-curricular activities. Horizon balances a holistic liberal arts education with rigorous content-specific curriculum to equip students for success beyond graduation.

Teachers and staff get to know students as individuals, guiding them through the wide variety of academic experiences at Horizon. Academically, students are challenged to think critically and problem solve. During their high school years, Horizon students develop a strong work ethic that empowers them to take responsibility for their choices, decisions and future.

In a safe, caring community, Horizon fosters global thinking and transformative experiences that shape students for success in the 21st-century world.

Unique Programs

The SOAR program is a four year, comprehensive program which provides an accelerated, rigorous course load across three majors: Humanities, Fine and Performing Arts, and Math/Science.

Social Media

Follow us on Facebook and Twitter


Click here for yearbook, baby ad, and senior photo info


Adams 12 Five Star Schools is one of 547 school districts in the United States and Canada to earn a place on the 5th Annual AP District Honor Roll for increasing access to AP course work while simultaneously maintaining or increasing the percentage of students earning scores of 3 or higher on AP Exams.

Contact

Address5321 E. 136th Avenue
Thornton , CO
Office Phone720-972-4400
Attendance720-972-4597
Fax Number720-972-4599
Office Hours7:00 am - 3:30 pm
School Hours
M,Tu,Th,F
7:15 am - 3:00 pm
Early Release
(Wednesday)
7:10 am - 12:30 pm

Upcoming Events

Adams 12 Honor Band

Adams 12 Honor Band

Date & Time: Thu, 12/13/2018 - 7:00am to Sat, 12/15/2018 - 10:00pm
Location: Horizon High School, 5321 E 136th Ave, Thornton, CO 80602, USA

12/13/2018 - 7:00am
Dec 13

Band Concert

Band Concert

Date & Time: Tue, 12/18/2018 - 7:00pm to 9:00pm
Location: Horizon High School, 5321 E 136th Ave, Thornton, CO 80602, USA

12/18/2018 - 7:00pm
Dec 18

Finals Schedule

Finals Schedule

Date & Time: Wed, 12/19/2018 - 7:15am to 11:10am
Location: Periods 3, 4, 7, 8

12/19/2018 - 7:15am
Dec 19

Finals Schedule

Finals Schedule

Date & Time: Thu, 12/20/2018 - 7:15am to 11:10am
Location: Periods 1, 2, 5, 6

12/20/2018 - 7:15am
Dec 20

Upcoming Sports

Girls' Basketball - C Team

Girls' Basketball - C Team

Date & Time: Wed, 12/12/2018 - 5:45pm to 7:45pm
Location: Power 2 Play Sports Events Center, 5699 Crooked Stick Dr, Windsor, CO 80550, USA

12/12/2018 - 5:45pm
Dec 12

Girls' Basketball Cherry Creek Tournament - TBD

Girls' Basketball Cherry Creek Tournament - TBD

Date & Time: Wed, 12/12/2018 - 6:00pm to 8:00pm
Location: Dakota Ridge High School, 13399 W Coal Mine Ave, Littleton, CO 80127, USA

Times TBD

12/12/2018 - 6:00pm
Dec 12

Boys' Basketball Windsor Tournament

Boys' Basketball Windsor Tournament

Date & Time: Thu, 12/13/2018 (All day) to Sat, 12/15/2018 (All day)
Location: TBA

Times TBA

12/13/2018 (All day)
Dec 13

Girls' Swim vs Rocky Mountain

Girls' Swim vs Rocky Mountain

Date & Time: Thu, 12/13/2018 - 4:00pm to 8:00pm
Location: Veterans Memorial Aquatics Center, 5310 E 136th Ave, Thornton, CO 80241, USA

12/13/2018 - 4:00pm
Dec 13

Safe2Tell

iHelp