Williamson is a cdp located in Yavapai County, in the state of Arizona (AZ), United States. Nestled in the Mountain division of the West region, it covers an area of 57.6 square miles (149.0 km²) and sits at an elevation of 5053 ft. With a population of approximately 3,776 residents, Williamson offers a peaceful, rural atmosphere.
The town's population is composed of about 49.18% males and 50.82% females, and it has a population density of 65.56 people per square mile (25.31/km²). Williamson lies at a latitude of 34.67 and a longitude of -112.53, operating in the UTC-5.
Locals reflect a blend of American ancestry, with roots primarily in United States (0%), followed by English (19.9%), German (30.9%), and Scotch-Irish (0%) heritage. The town is identified by the ZIP code 86305.