Saint Thomas Yuma Indian Mission

About this church

St. Thomas Indian Mission is a Catholic parish at 350 Picacho Road in Winterhaven, California, reached across the Ocean to Ocean bridge, and its parishioners come from both California and Arizona. Sunday Mass is at 4:00 p.m. Arizona time. The current church was built in 1922 and dedicated in 1923, near the site of a mission founded along the lower Colorado River in 1780, and the parish is described as San Diego's eastern-most parish.

The parish website offers pages for the sacraments, including baptism, first communion and confirmation, and marriage, as well as a bulletin, a calendar, online giving, a history page, and a safe environment and child protection section. Newcomers and visitors can register with the parish through an online form. A grotto honoring Mary under the title of Lourdes sits on the west side of the mission grounds. The office is staffed by appointment during the week and on Sundays from about noon to 3:30 p.m., and the parish life director can be reached by phone. Confirm the Mass time and office hours with the parish before visiting.

Researched from the church’s official website and reviewed October 5, 2026. Sources: Mass time, address, welcome · History and grotto · Contact information

Service times

Confirm current times directly with the church before visiting.

Location