27. Riverside, California: more than $116,472
• How much money it takes to be in the top 1% in California: $453,772
• Median income in Riverside: $58,236
• Metro-area population: 4.5 million

Riverside boasts a prosperous, diversified local economy with a number of manufacturing and commercial sectors. Its manufacturing industry is mostly comprised of light industry components and produces a number of goods, including aircraft parts, automotive parts, gas cylinders, electronics, food products, and medical devices. There are a few industrial parks in Riverside that make up the manufacturing sector, including Hunter Industrial Park, Sycamore Canyon Industrial Park, and Airport Industrial Areas. Many of these locations are serviced by rail, with the Union Pacific and Burlington Northern Santa Fe main lines running through the city. Riverside is also home to several legal, accounting, brokerage, architectural, engineering, technology, and banking firms. While there is still a citrus sector in Riverside it has recently faced a downturn in business.