St. Thomas Aquinas Parish in East Lansing, Michigan

North: Intersection of US 127 and Lake Lansing Road; Lake Lansing Road east to Chandler Road; Chandler Road north to Sleight Road; Sleight Road east across Upton Road extended to Bath Road; Bath Road east to the Clinton County eastern boundary.

East: Clinton County eastern boundary south becoming the Ingham County eastern boundary south to I 69; I 69 east to Woodbury Road; Woodbury Road south becoming Shoeman Road; Shoeman Road south to Haslett Road.

South: Haslett Road west to Meridan Road; Meridan Road south Piper Road; Piper Road west to Van Atta Road; Van Atta Road south to Tihart Road; Tihart Road west as extended to the Chicago-Port Huron Railroad Tracks; the Chicago-Port Huron Railroad Tracks southwest to Hagadorn Road; Hagadorn Road south to Forest Road as extended east; Forest Road east to US 127.

West: US 127 north to the Red Cedar River; the Red Cedar River east to Highland as extended to the south across the Red Cedar Golf Course to the River; Highland Street north to Oak Ridge; Oak Ridge west to Glenmoor; Glenmoor north to Grand River (M-43); Grand River northwest to Saginaw Street; Saginaw Street west to US 127; US 127 north to the intersection of US 127 and Lake Lansing Road to the point of the beginning.

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