Wake County is a county located in the U.S. state of North Carolina. As of the 2020 census, its population was 1,129,410, making it North Carolina's most populous county. From July 2005 to July 2006, Wake County was the 9th-fastest growing county in the United States, with Cary and Raleigh being the 8th- and 15th-fastest growing communities, respectively.