The Maricopa County Board of Supervisors Formal and Informal meetings are open to the public and will proceed under ARS 38-431 et.al. Access to student support tools, services, and records at the Maricopa Community Colleges.Headquarters 18135 N. Park Plaza, Maricopa, AZ 85138. At Maricopa, we strive to provide you with accurate and current information about our degree and certificate offerings. Maricopa is one of the oldest and most historic communities in the state of Arizona. Admission to the community college in Arizona may be granted to any person who meets at least one of the following criteria.