Learning Today. Leading Tomorrow

Lewis & Clark Montessori is a Charter School sponsored by the Gresham-Barlow School District. Our authentic Montessori program offers tuition-free enrollment for children from Kindergarten through 8th Grade, and a competitively-priced Montessori Children’s House for preschool-aged children.

Our Mission

The mission of Lewis & Clark Montessori is to foster healthy human development and a life-long love of learning in our community by providing a holistic approach to education.

Primary Program

Ages 3 – 6

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Elementary Program

Ages 6 – 12

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Middle School Program

Ages 12 – 15

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Programs & Enrollment

Lewis and Clark Montessori Charter School is open to all families who desire a Montessori education for their children.


When you donate, you’re supporting an organization that accepts no shortcuts to creating the brightest possible future for our community.


Lewis and Clark is central to a thriving community, including classes, clubs, service projects and a farmers market. Get involved!

Upcoming Events

Let Me Call You Sweetheart

February 8, 2018

  This Valentine’s Day…   We Choose YOU.   We’ve got it for you bad, and we just couldn’t help dreaming up a little something special to say it. When you buy your auction ticket February 12-14, we’ll put your name on a raffle ticket for a hot air balloon ride, sprinkle some sugar on […]


Anti-Bias Workshop

January 29, 2018

    Anti-Bias Workshop presented by Katie Kissinger   At Lewis & Clark Montessori Charter School Saturday, March 3rd, 2018, from 9am-2pm   Cost: $75 Workshop (eligible for 3 Continuing Education Units), $10 optional lunch by our renowned Farm To School program   In this workshop designed for all Administrators, Teachers, and Community Leaders, we […]


Spring for Education Auction: Once Upon A Time

January 3, 2018

  10th Anniversary Event  March 17, 2018, 6-9pm   Held this year at the World Forestry Center’s gorgeous Miller Hall. Advance reservations are required: call the school office at 503-427-0803, purchase tickets with the button below, or come on in and ask us about it, we’ll sell you tickets right then and there!   Buy […]