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The marking of the 150th anniversary of the Diocese of Peoria is meant to be a time of great spiritual, ecclesial and social significance in the life of the local Church.Bishop Tylka will celebrate a Regional Mass for the Ottawa Vicariate to celebrate the anniversary at St. Columba on Tuesday, October 28, 2025 at 6:30 PM. All are welcome to attend! A reception will follow.
The 150th anniversary of the Diocese of Peoria began on February 12, 2025 with the opening Mass at the Cathedral of St. Mary of the Immaculate Conception in Peoria, and will continue until the closing Mass on May 22, 2027.
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