Horizon High Hawks

Horizon High Hawks

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Adams 12 High School

05/21/2026

WE MADE IT! HAPPY SUMMER 2026! 🌻🔅

05/19/2026

Happy National Speech Pathologist to one of the best in education! Mrs. Floyd works so hard with every day and is such a positive asset to our building! Thanks for all you do, Mrs. Floyd!

05/15/2026

Here is our Finals Schedule as we look ahead to our last week of school!

05/15/2026

Congratulations to the newly inducted members of The German National Honors Society!

05/12/2026

Congratulations, Class of 2026! we all of you and are of you! Thanks for the memories. ❤️

Horizon 05/11/2026

Today is the day that the class of 2026 GRADUATES! Graduation is tonight at 7PM @ CU Events Center in Boulder.

✨Seating is unlimited
✨There will be a clear bag policy. Please go to CU Event Center website for more details.
✨Parking will be chaotic. Get there early!
✨Can't make it? Follow along on the link posted below or through the link in our bio.

See ya tonight, Graduates!

Horizon Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube.

Photos from Horizon High Hawks's post 05/07/2026

Thank you SO much to Summit of Peace Lutheran Church for providing breakfast burritos and personalized stickers for our teachers on Monday morning! What a wonderful way to start the week!

05/06/2026

One-hour delay - 1st period begins at 8:40 a.m. No Academic Support today. Senior Checkout begins at 8:40 a.m. See you soon, Hawks!

All schools in the Five Star District will operate on a 1-hour delayed start on Wednesday, May 6, 2026 due to weather.

School will start one hour after normal time at every level, and morning bus pick-up times will also be one hour after the normal pick-up. More info: www.adams12.org/delayedstart.

05/01/2026

🌟 Happy National School Principals Day! 🌟

Today we celebrate an extraordinary leader! Mrs. Fleeman has dedicated 13 incredible years to Horizon High School, with 5 of those as our visionary principal.

Her legacy is one of unwavering commitment to our students and staff. She embodies what it truly means to be a lifelong learner, constantly growing, meeting challenges, and inspiring those around her. Her caring, understanding, and empathetic nature has touched countless lives and shaped the culture of our school community.

While it's bittersweet to say goodbye at the end of this year, we do so with immense pride and confidence. We know that her compassion, wisdom, and leadership will continue to make a profound impact as she steps into her new role leading all high schools across our district.

Thank you for everything you've given to Horizon High School. Your fingerprints are on this school and on our hearts.

We're excited to see the amazing things ahead for you! We appreciate you today and everyday! ✨

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Location

Telephone

Address


5321 E 136th Avenue
Thornton, CO
80602

Opening Hours

Monday 7:30am - 3:30pm
Tuesday 7:30am - 3:30pm
Wednesday 7:30am - 3:30pm
Thursday 7:30am - 3:30pm
Friday 7:30am - 3:30pm