The Willcox AVA is an American Viticultural Area located in southeastern Arizona, centered around the city of Willcox where it is bisected by Interstate 10.
Approximately 85% of wine grapes from Arizona are grown within the AVA boundaries.
[4] The AVA consists mostly of flat terrain at over 4,000 feet in elevation, including the Aravaipa Valley and much of Sulphur Springs Valley.
Sixty miles (97 km) to the southwest is the Sonoita AVA, and the Mimbres Valley AVA is 120 miles (190 km) to the east in New Mexico.
The AVA is one of the three major centers of viticulture in Arizona, along with Sonoita and the Verde Valley in central Arizona.