St. Boniface Catholic Church is a parish of the Diocese of Des Moines. The church is located in Westphalia, Iowa, United States, and the parish plant is listed on the National Register of Historic Places as Saint Boniface Catholic Church District. At the time of its nomination the district consisted of 16 resources, including six contributing buildings, one contributing structure, two contributing sites, one contributing object, six noncontributing buildings, and one noncontributing object.