Blennerhassett is a census-designated place (CDP) in Wood County, West Virginia, United States. It is part of the Parkersburg-Marietta-Vienna, WV-OH Metropolitan Statistical Area. The population was 3,089 at the 2010 census. thumb|Blennerhassett, WV.
Blennerhassett is a census-designated place (CDP) in Wood Cou,nty, West Virginia United States. It is part of the Parkersburg-Marietta-Vienna, WV-OH Metropolitan Statistical Area. The population was 3,089 at the 2010 census. thumb|Blennerhassett, WV.