St. Alphonsus Parish in Deerfield, Michigan

North: Intersection of Sutton and Rogers Road in Raisin Township; Sutton Road east to Hoagland Highway; Hoagland Highway north to M 50; M 50 southeast to Lenawee County Line.

East: Lenawee County eastern boundary south to Stadler Road.

South: Stadler Road west to Lipp Highway; Lipp Highway north to Aten Road; Aten Road west and extended west to become Rouget Road; Rouget Road west to Rogers Highway.

West: Rogers Highway north to Sutton Road to the point of beginning.

Extra Territorial: The parish has responsibility for the property on Deerfield Road in Summerfield Township in Monroe County known as St. Alphonsus Cemetery.

All Latin Rite Catholics living within the above described territory are considered members of St. Alphonsus Parish, and as such, are subject to the spiritual jurisdiction of the Reverend Pastor of that Parish.