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- Saint Cecilia's Church Catholic (Latin rite) · House of prayer
- Saint Mary's Catholic Church Catholic (Latin rite) · Church · 211 Union Street
- Bethel Baptist Church Baptist · Church · 4059 Highway 3
- Calvary Church Pentecostal and Charismatic · Church · 509 Ireland Road
- Congregational Christian Churches in Canada House of prayer
- Grace United House of prayer
- Immanuel Christian Reformed Church Reformed and Presbyterian · Church · 95 Oak Street
- Kingdom Hall of Jehovah's Witnesses Other restorationist · Kingdom Hall · 692 Queensway West
- Memorial Anglican Church Anglican · Church · 31 King Street South
- Old Windham United Church Church
- Saint John's Anglican church Anglican · Church · 883 Hwy 24
- Saint Peter Lutheran Church Lutheran · Church · 155 Colborne Street North
- Seventh Day Adventist Church Adventist · Church · 56 South Drive
- Simcoe Gospel Chapel Evangelical and independent · Church · 4152 Highway 3 East
- The Salvation Army Methodist and Holiness · Church · 186 Colborne Street North