Nine California regional economies and nine associated geopolitical regions were specified in about 1998 by the California Regional Economies Project. California Statewide is the tenth economic region. The California Economic Strategy Panel uses employment and wage information reported by employers, along with these regions, for public policy-making, planning, and program administration. Other agencies, specifically including the California Public Utilities Commission

California Public Utilities Commission

The California Public Utilities Commission is a regulatory agency which regulates privately owned public utilities in the state of California, including electric power, telecommunications, natural gas and water companies...

 and the California Board of Registered Nursing, also provide reports for the regions.

• Northern California Region (dark green)
• Northern Sacramento Valley Region (bluegreen)
• Greater Sacramento
  Sacramento metropolitan area
  The Greater Sacramento area, or officially Sacramento–Arden Arcade–Yuba City, CA-NV Combined Statistical Area, is a combined statistical area consisting of several metropolitan statistical areas and seven counties in Northern California and one in Western Nevada. These are Sacramento, Yolo, El...
  
   (yellow)
• Bay Area
  San Francisco Bay Area
  The San Francisco Bay Area, commonly known as the Bay Area, is a populated region that surrounds the San Francisco and San Pablo estuaries in Northern California. The region encompasses metropolitan areas of San Francisco, Oakland, and San Jose, along with smaller urban and rural areas...
  
   (pink)
• Central Coast (orange)
• San Joaquin Valley Region (green)
• Central Sierra Region (brown)
• Southern California Region
  Greater Los Angeles Area
  The Greater Los Angeles Area, or the Southland, is a term used for the Combined Statistical Area sprawled over five counties in the southern part of California, namely Los Angeles County, Orange County, San Bernardino County, Riverside County and Ventura County...
  
   (light blue)
• Southern Border Region
  Southern Border Region (California)
  The Southern Border Region is one of nine such geopolitical designations in the State of California, USA, used for economic analysis. The region is defined to include San Diego County and Imperial County, each of which borders Mexico....
  
  (purple)
• California Statewide. The state as a whole is the tenth economic region.