<p>Welcome to St. William Parish. The parish is located in the heart of Walled Lake, near Pontiac Trail and Maple (15 Mile). Our parish boundaries incorporate approximately 45 square miles, including all of Walled Lake and Wixom, and parts of West Bloomfield, Commerce, and Novi. The parish is comprised of some 2,400 registered families. We welcome all students, faculty and staff of th Art Institute of Michigan to join us! If you would like to know more about us, please call 248-624-1421.</p>