St. Simon Catholic Parish fosters Christ-centered discipleship through lifelong formation, open sharing of our gifts and active participation in our Church, schools, and greater community.


Weekdays:   6:30 and 8:30 am

Weekday Holidays: 9:00 am

Saturdays:  8:30 am and
5:00 pm Vigil Mass 

Sundays:   7:30, 9:00,
 11:15 am, and 5:00 pm


Saturdays,  4:00 pm in the Reconciliation Room in the Church Chapel or by appointment


Full Liturgical Calendar

Visit our School Website

Welcome to St. Simon!

Children’s Faith Formation 2018-2019

Please register your children or spread the word. ALL CLASSES run from September through mid-May.
Sunday Pre-School Faith Formation, ages 3-5 years 8:55-10:05 AM
Sunday Children’s Faith Formation, grades 1-5, from 10:10-11:10 AM
Tuesday Children’s Faith Formation, grades K-5, from 6:30-7:30 AM

Volunteers Needed!!!

We need two volunteer Kindergarten catechists/teachers or four for co-teach on Sunday morning and Tuesday night. See the programs time above. If you feel the call to share or contribute your gifts and talents, please contact Sr. Mary-Han Nguyen, OP.

Annual Rummage Sale

Friday, September 14: 10:00am-4:00pm and Saturday, September 15: 9:00am-2:00pm

Parish Golf Tournament

Join us Monday, October 29 at the Los Altos Golf & Country Club. Sign up now for the best price!

ENGAGE!   (click here to volunteer)

Engage! is a way for you to share your talents and volunteer for a wide variety of activities and parish events. Just click the heading here and it will take you to both parish and school volunteer opportunities. 


This smartphone App takes minutes to download and it is free. It is designed to keep parishioners up to date with St. Simon Parish community events and notifications, and it will also make prayers, daily readings, and reflections accessible at all times from your phone. Church and School calendars and contact directories will be at your fingertips. You may download at any time by going to your app store on your on your smartphone.

  • Download and install "myParish App" from Android Google Play or Apple app store. (You will  need your Apple ID & Password).
  • Open the app and select "St. Simon, Los Altos" parish to receive our messages on your phone.
  • Link to "Frequently Asked Questions" support page.
  • Enjoy all the information available from MyParishApp!  

You may also download the app to your iPad by going directly to and download directly to your iPad. If you should have any questions or need any additional help please contact the rectory office,, or Jean Vecchiet at