Riverside County, California, United States was founded in the 1893. It is the most populous city in the Inland Empire as well as Riverside County, and located approximately 60 miles (97 km) east of Los Angeles. It is also part of the Greater Los Angeles area. Riverside is the 59th most populous city in the United States and 12th most populous city in California.

According to the United States Census Bureau, the city has a total area of 81.4 square miles (210.8 km2), of which 81.1 square miles (210 km2) is land and 0.3 square miles (0.78 km2) (0.37%) is water. The elevation of downtown Riverside is 860 feet (260 m). Riverside is surrounded by small and large mountains, and is approximately a 47-mile drive to the Pacific Ocean.

• 4th most populous county in California
• 11th most populous county in America
• 13.8% anticipated 5-year population growth
• California’s Department of Finance projects Riverside County’s population to nearly double to 4.2 million by 2060, becoming the third most populated county in the state of California
• Riverside County grew 42% between 2000-2010; healthcare services are greatly needed
• MarchLife California is located in an area the U.S. Federal government has officially designated as a Health Professional Shortage Area (HSPA). Nearly 56% of inpatients leave the service area for healthcare, as service providers are fragmented throughout the region
• There are no acute care hospitals under construction or entitled in the area; MarchLife is adjacent to major Southern California transit corridors (Interstate 215, 60).