In 1909, as Grand Detour's beauty attracted a growing community of artists, Leonard Andrus's son William repaired the church. Services were held weekly by the priest of nearby Dixon, Illinois.
In 1909, Grand Detour's allure drew a community of artists, prompting William Andrus, son of Leonard Andrus, to restore the church. The local priest from Dixon, Illinois, would hold services there on a weekly basis, underscoring the town's spiritual life.