There are total of 18 facilities providing 20 golf courses in a variety of layouts including 18-hole regulation, 9-hole regulation, 18-hole par-three, 18-hole executive, and 9-hole par-three.  The Los Angeles County Golf System includes:

Alondra Golf Course (18 Hole Regulation & 18 Hole Par 3)
Altadena Golf Course (9 Hole Regulation)
Chester Washington Golf Course (18 Hole Regulation)
Diamond Bar Golf Course (18 Hole Regulation)
Don Knabe Golf Center & Junior Academy (9 Hole Par 3)
Eaton Canyon Golf Course (9 Hole Regulation)
El Cariso Golf Course (9 Hole Executive)
Knollwood Golf Course (18 Hole Regulation)
La Mirada Golf Course (18 Hole Regulation)
Lakewood Golf Course (18 Hole Regulation)
Los Amigos Golf Course (18 Hole Regulation)
Los Verdes Golf Course (18 Hole Regulation)
Maggie Hathaway Golf Course (9 Hole Par 3)
Marshall Canyon Golf Course (18 Hole Regulation)
Mountain Meadows Golf Course (18 Hole Regulation)
Santa Anita Golf Course(18 Hole Regulation)
Victoria Golf Course(18 Hole Regulation)
Whittier Narrows Golf Course (18 Hole Regulation & 9 Hole Regulation)

Printable Full List of County Courses