St. William Catholic Church

Located in Janesville, Wisconsin, this Catholic parish serves the local community through the Roman Catholic tradition. As a Catholic church, St. William offers the sacraments central to Catholic worship, including Mass, confession, and eucharistic celebration. Visitors can expect a liturgical worship experience grounded in Catholic theology and church teachings. The parish maintains connections to the broader Catholic Church under papal leadership and follows the liturgical calendar that structures the Christian year. Catholic churches typically provide opportunities for spiritual formation, religious education, and community service rooted in Catholic social teaching. St. William functions as a gathering place for Catholics in the Janesville area seeking to practice their faith, participate in sacramental life, and engage with fellow parishioners. The church welcomes those interested in learning about Catholic beliefs and practices.

Address

456 N Arch St, Janesville, WI 53548

Denomination

Catholic

Phone

(608) 755-5180

Last updated May 2026

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