We are open for in-person instruction in our center. Live, face-to-face online instruction is also available via Mathnasium@home.

Holiday Hours

Our center will be closed on the following days:

Memorial Day
May 25, 2026
Juneteenth
Jun 19, 2026
4th of July
Jul 4, 2026
Labor Day
Sep 7, 2026
Indigenous People's Day
Oct 12, 2026
Veteran’s Day
Nov 11, 2026
Thanksgiving Day
Nov 26, 2026
Thanksgiving Break
Nov 27, 2026
Thanksgiving Break
Nov 28, 2026
Christmas Eve
Dec 24, 2026
Christmas
Dec 25, 2026
Christmas Break
Dec 26, 2026
New Year’s Eve
Dec 31, 2026
New Year’s Holiday
Jan 1, 2027
Martin Luther King Jr. Day
Jan 18, 2027
President’s Day
Feb 15, 2027

Hours of Operation

IMPORTANT: Mathnasium of Longmont will have different hours in the Summer months. From May 26th to August 15th, our hours will be: Sunday: Closed Monday: 3:30pm - 7pm Tuesday: 3:30pm - 7pm Wednesday: 9:30am - 12:30pm Thursday: 3:30pm - 7pm Friday: Closed Saturday: 9:30am - 12:30pm

Instructional Hours

Mon - Thurs
3:30PM - 7:30PM
Sat
9:30AM - 12:30PM

Office Hours

What makes Mathnasium different from other tutoring programs?

Play Button Learn About the Mathnasium Method™

The Mathnasium Method™

Why Choose Mathnasium?

Face-to-face Math-Only Instruction

In-Center or online, our instructors work face-to-face with your child to focus on their unique math learning needs.

Customized Learning Plans

We create a customized plan to meet your child's unique educational needs and goals.

Math is Fun at Mathnasium

We have engaging instructors, awesome student rewards, and a fun learning space.

Schedule your math skills assessment today

Latest News & Posts

6th grade students during group discussion

5 Tips for End-of-Year Success

Mar 9, 2026 | Longmont

Help your child finish the school year strong in math with simple steps to build confidence and prevent learning loss.

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