The former St. Matthias' Episcopal Church, now known as the Dietz United Methodist Church, is a historic church in Omaha, Nebraska, United States.

It was built in 1888 for the Episcopal Church, and designed in the Romanesque Revival and Gothic Revival styles by architect John H.W.

[2] It was acquired by the United Methodist Church in 1920.

[2] It has been listed on the National Register of Historic Places since November 23, 1980.

This article about a property in Nebraska on the National Register of Historic Places is a stub.