The entire highway is just six miles (10 km) long, traveling entirely within the Gila River Indian Reservation, and serves as a shortcut from the far southern suburbs of the Phoenix metropolitan area to Interstate 10.

The entire route is located within the Gila River Indian Reservation.

The southern terminus of SR 587 is located at exit 175 of I-10 south of Sweetwater.

The highway reaches its northern terminus at an intersection with SR 87 south of Chandler.

[5] The entire route is in Gila River Indian Community, Pinal County.