
Irvine is Orange County's planned city of 310,000 — conceived in the 1960s by architect William Pereira and the Irvine Company from the 93,000-acre Irvine Ranch land grant, and developed over sixty years into one of the most studied examples of master-planned urbanism in America. The city's distinct
Source: US Census Bureau, 2020–2024 ACS 5-year estimates
