Chaffey High School is a public high school in Ontario, California, United States. It is part of the Chaffey Joint Union High School District and rests on approximately 65 acres (260,000 m2), making it one of the largest high schools by area in California. The school currently serves northern Ontario and southern Rancho Cucamonga.

Chaffey College is a public community college in Rancho Cucamonga, California. The college serves students in Chino, Chino Hills, Fontana, Montclair, Ontario, Rancho Cucamonga and Upland. It is the oldest community college in California.