Mineralwells, also known as Mineral Wells, is a census-designated place in Wood County, West Virginia, United States. It is part of the Parkersburg-Marietta-Vienna, WV-OH Metropolitan Statistical Area. The population was 1,950 at the 2010 census. The population was 2216 at the 2021 census. The United States Census Bureau calls the community Mineralwells, although the United States Postal Service renamed the community's post office in the late 1990s to Mineral Wells.