Mechanicsburg United Methodist Church is a historic Methodist congregation in the village of Mechanicsburg, Ohio, United States. Founded in the early nineteenth century, it is the oldest church in the village, and as such it has played a part in the histories of other Mechanicsburg churches. Its fifth and present church, a Gothic Revival-style structure erected in the 1890s, has been named a historic site.

The Mechanicsburg Baptist Church is a historic church in the village of Mechanicsburg, Ohio, United States. Constructed for a Methodist congregation in the late nineteenth century, the building was taken over by Baptists after the original occupants vacated it, and it has been named a historic site.