Teays Valley (/ˈteɪz/ TAYZ) is a census-designated place (CDP) in Putnam County, West Virginia, United States. The place is divided into the two districts of Teays Valley and Scott Depot. The population was 13,175 at the 2010 census. Teays Valley is part of the Huntington-Ashland, WV-KY-OH, Metropolitan Statistical Area (MSA). As of the 2010 census, the MSA had a population of 287,702. New definitions from February 28, 2013 placed the population at 363,000.