Wanju County is a geographical administrative division located in the North Jeolla Province (Jeollabuk-do) region of South Korea. It serves as a significant rural area within the province, characterized by its proximity to major regional centers.
The county is notable for its geographic relationship with the city of Jeonju. Wanju County almost entirely surrounds the city of Jeonju, forming a surrounding perimeter that defines the layout of the local region.