California School Directory
St. Catherine of Siena
| County | Contra Costa |
|---|---|
| Located within the boundaries of this public school district |
Martinez Unified |
| School | St. Catherine of Siena |
| CDS Code |
07 61739 6969919
|
| School Address | |
| Mailing Address |
604 Mellus St.
Martinez, CA 94553-1639 |
| Phone Number | (925) 228-4140 |
| Fax Number | (925) 228-0697 |
| jgriswold@csdo.org Link opens new Email | |
| Web Address |
http://stcatherinemartinez.com
Link opens new browser tab
|
| Administrator | |
| Status | Active |
| Open Date | July 1, 1980 |
| School Type | Elementary School (Private) |
| Educational Program Type | Information Not Available |
| Low Grade | K |
| High Grade | 8 |
| Public School | No |
| Statistical Info | Link to CDE Private School Data page |
| Last Updated | October 20, 2025 |
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on the National Center for Educational Statistics (NCES) web site.