Johnston County is located in the state of North Carolina. It is part of the Raleigh-Durham-Chapel Hill metropolitan area and is known for its rich history and diverse communities. The county seat is Smithfield, which hosts various local events and attractions, including the Johnston County Heritage Center. The county features a mix of rural and suburban areas, with agriculture playing a significant role in its economy. Residents enjoy access to parks, recreational activities, and a growing number of businesses. Johnston County is also home to several schools and educational institutions, contributing to its family-friendly environment.