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Church Reopening Statement from Bishop Barnes

Click the links below to read an announcement from Bishop Barnes regarding the reopening of parishes in our diocese. We look forward to worshiping at Mass in person again soon!

St. John XXIII Catholic Community

Welcome to St. John XXIII!

Welcome to the Official Website for Saint John XXIII. This website was designed to provide our parishioners and the general public with important information and facts about our parish, including clergy, staff, ministries, sacraments, religious education programs, special parish events, and other important announcements.

Our parish relies on your generous donations, especially during this time. We humbly ask that you consider donating online to support our parish and to allow us to continue providing services.

Please click the link below to access our online giving page. Thank you for your continued support and generosity!

Click here for an important update from our bishops, Bishop Barnes and Bishop Rojas.


Mass Schedule

Weekdays: 8am English Mass on Monday and Wednesday, 9am Friday - Spanish Mass 8am on Tuesday and Thursday, 5pm English on Saturday, 9am English Mass on Sunday and 11am Spanish Mass on Sunday.

Mass Schedule

Beginning on Saturday, May 2nd, the Saturday 5pm Bilingual Mass will be celebrated in English for the Youth, Young Adults, and Confirmation I and II Students. The Friday morning Mass will be celebrated at 9am instead of 8am for all the Resurrection Academy Students, First Holy Communion Students, and other children. Parents are requested to make sure that their children attend this Mass.

Holy Hour of Adoration

Holy Hour of Adoration in English on Fridays at 11am, in Spanish on Tuesdays at 11am, and live-streamed on Facebook and YouTube from St. John XXIII, Fontana.

Online and Envelope

Please read our bulletin for the details of the Parish Statement of Account for the month of March. Our total collection is $54,061.72 while our expenses amount to $77,694.53. We have a deficit of $23,632.81. Your financial assistance is very much appreciated.

Parish Assistance Program

The lockdown for COVID-19 has created hunger and unemployment amongst families. If you have a problem feeding your family at this critical time, please call our office and we shall help you.

St. John XXIII Catholic Community

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Parish office hours (by phone) are Monday - Friday, 9 a.m. - 6 p.m.

Fontana: (909) 822-4732

Rialto: (909) 421-7030