iDesign Cafe provided the City of Vista with some of our walk through temperature / metal detecting security gates for use at city events. Vista is a city in Southern California and is located in northwestern San Diego County. Vista is a medium-sized city within the San Diego-Carlsbad, CA Metropolitan Area and has a population of 101,638. Vista has more than 25 educational institutions for youth, and a business park home to over 800 companies. Vista is ranked as the 173rd-best place in California (out of 240) for families, based on factors such as family life, recreational opportunities, education, health, safety, and affordability in a 2015 review.