Maries County Jail and Sheriff's House, also known as the Old Jail Museum, is a historic jail and sheriff's residence located in Vienna, Maries County, Missouri. It was built between 1856 and 1858, and is a two-story rectangular building, constructed of rough-cut native limestoneashlar blocks. It was moved to its present location in 1959, where it is now used as a museum.[2]: 5