St. John the Baptist Catholic Church
Boulder, Colorado
St. John the Baptist Catholic Church is located in Longmont, Colorado at 323 Collyer Street. The parish strives to live out the teachings of Jesus Christ through celebrating faithful liturgy with Jesus truly present in the Eucharist at its heart. The church provides formation of children through its Religious Education Program and Parish School, which has been voted number one in Longmont. The community serves the poor and needy by providing food with a caring and generous heart. Adult formation is offered through various options using classical thought and modern media. The church features an adoration chapel open Monday through Friday from 8 AM to 5 PM, with after-hours access available through weekly sign-ups. The parish invites new members to join this vibrant community and welcomes all.
Denomination
CatholicPhone
+1 303-776-0737Services
Mass
Other
Languages
English, SpanishLast updated May 2026
5,000-20,000
estimated members
This is likely one of 9 Catholic congregations in Boulder County, CO. Catholic accounts for 44% of the county's 205 congregations.
This estimate comes from ARDA 2020 data for churches of this size and denomination in the county.