Program Information McKinley Children???s Center is a highly respected child welfare organization, conveniently located near Los Angeles and Orange County in the city of San Dimas, with 4 other locations throughout Southern California. McKinley Children???s Center???s comprehensive array of programs and services ??? which touch nearly 1,500 lives annually ??? include Residential Treatment, Foster Care, Adoptions, Mental Health Services and Special Education. McKinley is nationally accredited, licensed by the California Department of Social Services and is certified by the Los Angeles County Department of Mental Health.