All descriptions begin in northeast corner and move counter-clockwise.
Northern Boundary:
Pinal County Line.
Western Boundary:
Sawtooths from Pinal County Line to Avra Valley Rd. to Tohono O’Odham Reservation
Southern Boundary:
Tohono O’Odham Reservation to Sandario Rd.
Sandario Rd. from Tohono O’Odham Reservation to 2600S
2600S from Sandario Rd. to Tucson Mountain Park. East through Trails End
Eastern Boundary:
6200W from Trails End to Sunset Rd. Sunset Rd. from 6200W to 4600W
4600W from Sunset Rd. to Interstate 10
Interstate 10 from Sunset Rd. to 9000W
9000W from Interstate 10 to the Pinal County Line