The State of the System Report is a compilation of the physical inventory and status of the Maricopa County Department of Transportation’s infrastructure. It addresses roadway congestion, traffic safety, low volume road paving, bridges, and pavement conditions. Also, included are recommendations for future improvements within each of the infrastructure categories. The SOS report has been produced annually since 1998.

This is Maricopa County's long-range plan for transportation. This plan was last produced in 1997. The Maricopa County Department of Transportation has undertaken the process of updating the Transportation System Plan because much has happened in Maricopa County since 1997. This updated TSP establishes an organized approach to the planning, design and construction of Maricopa County's transportation system through 2026.

Maricopa County has experienced remarkable population growth for decades, and will continue to do so. But while expanding metro areas tend to pay close attention to physical infrastructure—diligently budgeting for roads, sewers, schools and the like—there is often a relative lack of attention to meeting the future demands for human services. Relying on the expertise from throughout the College of Public Programs, this report analyzes 12 critically important topics, including children and families, poverty, substance abuse, and Latinos.