Our Church History

  • Early Church Genealogy:
  • Great Grandparent Church–New Salem Baptist Church, organized 6/8/1843
  • Grandparent Church–Winfield Baptist Church, organized January 1884
  • Mother Church–First Baptist Church of O’Fallon
  • Calvary Baptist Church, organized 8/24/1969   a.k.a. North O’Fallon Baptist Mission
  • 1950’s
  • The First Baptist Church of O’Fallon, Missouri began as a mission of the First Baptist Church of Winfield, Missouri.
  • On September 5, 1956, the Winfield church voted to purchase 1.47 acres located along U.S. Highway 40 in O’Fallon.
  • On November 10, 1956, the church voted to rent a concrete block building to use as the mission building. Later,
    the building and the land were purchased by the church.
  •  On March 3, 1957, the mission church opened its doors for the first worship service.  Rev. George Hoech, pastor of the Winfield Baptist Church, brought the morning sermon with a total of 32 people attending the 9:30am worship service.Rev. Hoech and friends from Winfield made the trip back and forth twice each Sunday and again on Wednesdays to help us get started. We even had Vacation Bible School that first summer.  Rev. Hoech served until December 1957, when Rev. Ward Lawrence was called as the mission pastor
  • On September 14, 1958, the newly organized church was accepted as the First Baptist Church of O’Fallon, Missouri.  We became affiliated with the Cuivre Baptist Association, the Missouri Baptist Convention, and the Southern Baptist Convention.
  • 1960’s
  • In October 1964, Cecil King was called and assumed full-time pastoral duties. FBCO was led to begin a mission church, which in September 1971, became the Calvary Baptist Church in O’Fallon, Missouri.



  • 2019 Sewing Classes!
    Posted by CalvaryBCO on January 14, 2019

    The new 2019 Sewing, Crafts, and Quilting classes will soon be starting and we’re ready for Registration! Class sizes are limited. Sign up early so you don’t miss out. Tap on the menu tab at the top of the page for more details and how to register.

  • Winter Jam
    Posted by CalvaryBCO on January 1, 2019

    January 27 at the Enterprise Center. Pre-Jam party starts at 5pm Doors open at 3:30pm If you would like to go with our group please notify Melody: 636 744 sixty three ten

  • Weather Cancellations
    Posted by CalvaryBCO on November 13, 2018

    Weather related cancellations will be posted here on our website, Facebook and on Fox2 KTVI.  When in doubt about church services being cancelled, check one of these three outlets for up to date information.