[1] After the conflict was resolved Michael Lauterbach gave Bishop Thomas Grace two lots for the construction of a church.

The wall decorations of the Baroque style building are of numerous saints, angels and the life of Christ painted in dark colors and accented in gold leaf.

Alexander Schwendinger was commissioned to decorate the interior and he was assisted by Christ Heller and Anton Gag.

Alphonse Schladweiler of St. Paul was named the first Bishop of New Ulm and was consecrated in Holy Trinity.

The lower level of the church was renovated into a community hall and named in honor of a former pastor, Msgr.