The following libraries are current members of the Maricopa County Library Council:
Apache Junction Public Library
Arizona Historical Society – Papago Park
Arizona State Library, Archives and Public Records
Avondale Public Library
Buckeye Public Library
Chandler Public Library
Desert Foothills Library
Glendale Public Library
Grand Canyon University Fleming Library
Heard Museum Library & Archives
Maricopa County Library District
Mesa Public Library
Peoria Public Library
Phoenix College Library
Phoenix Public Library
Scottsdale Public Library System
Tempe Public Library
Tolleson Public Library
U of A College of Medicine Library
Wickenburg Public Library
Youngtown Public Library