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).
Demographics of Laguna Hills. Trulia uses data from the U.S. Census to provide valuable information about cities and neighborhoods in the U.S. Use the map below to learn more about demographics around Laguna Hills. Read about our Methodology. Population Statistics for Laguna Hills.