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Cultivating community.
Nurturing curiosity.
Empowering lifelong learners.

Sunstone is a Montessori community in Portland for children 16 months through 8th grade—built around the people, places, and practice that help potential unfold.

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Three toddlers sit on the rug sharing a picture book in a sunny classroom.

education grounded in dignity, guided by curiosity, and designed to nurture the human potential

Prepared environments

We thoughtfully prepare spaces that invite exploration, meaningful work, and growing independence. Every material and every detail has a purpose.

Skilled, attentive guides

Our AMI-trained guides observe closely, build trusting relationships, and offer thoughtful guidance that honors each child's development and potential.

A connected community

Across our two campuses, children learn alongside different ages, build meaningful relationships, and grow within a community that values belonging, compassion, and shared responsibility.

Find your child’s program

Middle School students extend their classroom ecology lessons through firsthand observation of the forest and its ecosystems.

Middle School

At Sunstone Middle School learning is integrated rather than isolated. Core academics come alive through real-world application across our 12-acre campus and the broader PNW. Students are not just taught, they are engaged and empowered with the knowledge, agency, and resilience to thrive in high school and beyond.

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two students sit at a wooden table surrounded by research papers, books and a dictionary as they collaborate on a research project

Upper Elementary

Upper Elementary students deepen their understanding of the world, learn to think critically, and take increasing ownership of their learning and responsibilities. At Sunstone Montessori students build agency that carry them toward adolescence.

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Elementary students work on the floor with maps and a globe in a bright Montessori classroom

Lower Elementary

Lower Elementary children turn their curiosity into action, exploring big ideas, making connections, and discovering the power of their own initiative. At Sunstone Montessori students follow their questions across every subject to open the world up.

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Two children sit on a floor mat building with the pink tower sensorial cubes as classmates work behind them.

Primary

In the Primary years children learn by following their curiosity, exploring meaningful work, and discovering the satisfaction of mastering new skills. At Sunstone Montessori children discover what they are capable of.

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Two young children sit on the classroom floor exploring a material together

Toddler

Toddlers learn by exploring their world, building trusting relationships, and discovering what they can do for themselves. At Sunstone Montessori children between the ages of 16 and 36 months begin their journey toward independence.

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Come see for yourself!

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  • Two boys work the Montessori checkerboard with colored bead bars to solve a large multiplication problem.
  • children planting hostas in our shaded planter beds
  • Two students glaze rows of handmade ceramic mugs at an outdoor table, one smiling at the camera.
  • A young child kneels on a mat arranging pink and blue movable alphabet letters from wooden trays.
  • A young child peers over a stack of colorful translucent blocks
  • Lower Elementary students in aprons conduct a science experiment with test tubes
  • Two toddlers outdoors, one holding up a red autumn leaf
  • A middle school student looks through a microscope at a classroom table
  • A toddler sweeps the floor with a brush and dustpan
  • Children's House students gather around a Montessori number board laid out on a rug
  • Two middle school students laugh while holding young goats at the farm campus
  • A young child smiles while painting with blue watercolor at a classroom table
  • two thriving, joyful, and self-assured children greet the camera with confidence
  • A toddler slices cucumber with a crinkle cutter during food preparation

News & Notes from Sunstone

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