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Flagstaff Academy is now accepting applications for the 2026-27 school year! Our tuition-free public charter school in Longmont, Colorado serves preschool (ages 3-5) through 8th grade. For 20 years, we’ve combined rigorous, award-winning academics with enrichment in STEM, arts, outdoor learning, and leadership.

 

 

 

Endless Opportunities For Enrichment

From STEM and outdoor learning to 30+ middle school elective options, students discover new interests, explore their passions, and build real-world skills.

Award-Winning Programs From Start To Finish

We are home to the area’s only preschool with a Level 5 “Colorado Shines” rating and a nationally recognized School to Watch middle school, reflecting our commitment to excellence at every stage of your child’s education.

 

A Safe, Welcoming Place To Learn

Every child is known and supported in a safe environment created by safety staff, wellness experts, and dedicated leaders who greet students with care each day.

 

Teachers Who Stay. Teachers Who Care.

Many Flagstaff Academy teachers have been with us for 10-20 years, building stability for students and lasting relationships with families.

 

Individualized Learning For Every Student

We meet each child where they are through small classes, flexible teaching, and personalized support in literacy, math, and other core subjects. We call them WIN (“What I Need”) blocks.

 

• Preschool (ages 3–5, with universal preschool options for 4-year-olds)
• Kindergarten through 5th grade (elementary school)
• 6th through 8th grade (middle school)