You can't 'unlink' the iPhone from your iTunes account (unless you change the iTunes account you're logged into on the computer, then sync, but ion that case you won't be able to use the apps you have already bought).
PEOPLE OVERVIEW. The 2016 Laguna Hills, California, population is 31,748. There are 4,810 people per square mile (population density).
The county's four largest cities, Anaheim, Santa Ana, Irvine, and Huntington Beach each have populations exceeding 200,000. Several of Orange County's cities are on the Pacific coast, including Huntington Beach, Newport Beach, Laguna Beach, and San Clemente.