Algona is home to many active faith communities. Many offer youth and family programming, outreach activities, quilting groups and small group opportunities for adults.
- Algona Evangelical Free Church
- Algona First United Methodist Church
- Algona Faith
- Divine Mercy Catholic Church, St. Ceceila’s
- First Congregational Church
- First Lutheran Church, ELCA
- First Presbyterian Church
- Grace Church
- Hillcrest Baptist Church
- Kingdom Hall of Jehovah’s Witnesses
- Lighthouse to the Nations
- St. Thomas Episcopal Church
- Trinity Lutheran, LCMS