Population: 114,622

Industries: Information Technology, Life Sciences, Clean Technology

Companies: ViaSat, Genoptix, TaylorMade, Nordson Asymtek

Population: 151,478

Industries: Healthcare, Specialty Food & Beverage, Precision Manufacturing

Companies: Palomar Hospital, Stone Brewing, Westfield North County

Population: 177,362

Industries: Biotech, Pharma, Medtech

Companies: Genentech, Gilead Sciences, Sparsha Pharma

Population: 95,768

Industries: Higher Education, Manufacturing, Technology

Companies: Kaiser Permanente, United Parcel Service, Hollandia Dairy

Population: 103,381

Industries: Information & Communications Technology, Recreational/Leisure Development & Manufacturing, Precision Manufacturing

Companies: DJO Global, Liedos, Watkins, Leica Biosystems, LMI Aerospace