Welcome to TrinityPCUSATucson. Trinity Presbyterian Church is a hands on congregation that is serving God in the heart of the city. With homeless outreach programs, a food pantry, lively worship, friendly people and more. Our church was founded in 1876 in Tucson, Arizona. Office Hours Mon - Thurs. 10:00 am - 3:00 pm Sunday Worship 10:20 am In Person & Online @trinitytucson.org/watch-live