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CharterK-6Elementary
River Montessori Elementary Charter
3880 Cypress Dr. Ste. B, Petaluma, CA 94954·Sonoma County·Old Adobe Union
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Overview
River Montessori Elementary Charter is a charter school (elementary) serving grades K-6 in Petaluma, Sonoma County. Part of Old Adobe Union.
School data from the California Department of Education (public & charter 2025-26, private 2024-25).
At a glance
141
Enrollment
K-6
Grades
Charter
Sector
Location
3880 Cypress Dr. Ste. B, Petaluma, CA 94954
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School data from the California Department of Education (public & charter 2025-26, private 2024-25).