A Catholic church with two-tower façade, built between 1844 and 1849. The architect was Jacob Julius Greiff, who was commissioned to build the first Catholic church in Lahr after the Reformation. Present condition after the restoration of 1984 – 1992: Of the original interior there still exist, among other things, the altarpiece by Amalie Bensinger of Düsseldorf, the wood figures of St. Peter and St. Paul flanking the altar by Heinrich Greiff, the organ front by Konrad Albiez of Waldshut, and the pillar capitals. The frescos on the altar arch are by Carl Philipp Schilling of Freiburg. The remaining frescos are by Victor Sieferle and date from the year 1889.