Rancho Mission Viejo, CA

Rancho Mission Viejo (Spanish: Rancho Misión Vieja, meaning “Old Mission Ranch”) is an active 23,000 acres (9,300 ha) ranch and farm, habitat reserve, residential community, and census-designated place in South Orange County, California. Rancho Mission Viejo is one of the Mexican Ranchos of California, with Rancho Mission Viejo forming from a series of land grants to John Forster in 1845. The remaining part of Rancho Mission Viejo consists of a nearly 17,000-acre (6,900 ha) nature reserve (The Reserve at Rancho Mission Viejo) and multiple residential communities slated to open in phases between 2010 and 2030. As of the 2020 census, it had a population of 10,378.