Union Grove Schoolhouse is a historic one-room school building in Dickens, Allegany County, Maryland.
It is a one-story frame building, rectangular in plan, containing a single classroom and an entrance vestibule.
It is the last remaining one-room schoolhouse on its original site and in unaltered condition in Allegany County.

It was listed on the National Register of Historic Places in 1979.
Union Grove Schoolhouse is a historic one-room school building in Dickens, Allegany County, Maryland. It is a one-story frame building, rectangular in plan, containing a single classroom and an entrance vestibule. It is the last remaining one-room schoolhouse on its original site and in unaltered condition in Allegany County.
It was listed on the National Register of Historic Places in 1979.
Union Grove Schoolhouse