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PrivateK-8Elem-High Combo
St. Catherine of Siena
604 Mellus Street, Martinez, CA 94553·Contra Costa County
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Overview
St. Catherine of Siena is an private school (elem-high combo) serving grades K-8 in Martinez, Contra Costa County.
School data from the California Department of Education (public & charter 2025-26, private 2024-25).
At a glance
133
Enrollment
K-8
Grades
Private
Sector
Location
604 Mellus Street, Martinez, CA 94553
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School data from the California Department of Education (public & charter 2025-26, private 2024-25).