Swift Trail Junction is a census-designated place (CDP) in Graham County, Arizona, United States.

The Swift Trail Parkway is a scenic highway that winds through the Coronado National Forest and provides access to the higher elevations of the Pinaleño Mountains.

Swift Trail Junction is located in south-central Graham County at the base of the Pinaleno Mountains.

The junction at the center of the CDP is between U.S. Route 191, which leads north 7 miles (11 km) to Safford, the county seat, and south 26 miles (42 km) to Interstate 10, and Arizona State Route 366, which leads southwest 28 miles (45 km) up into the heart of the Pinaleno Mountains.

24.6% of all households were made up of individuals, and 9.4% had someone living alone who was 65 years of age or older.