Riverside is a city in, and the county seat of, Riverside County, California, United States, located in the Inland Empire metropolitan area. It is so named because of its location next to the Santa Ana River. With 317,261 inhabitants, Riverside is the twelfth most populous city in the state of California among 1578 cities. But watch out, Riverside, because Irvine with 309,031 people and Santa Ana with 309,441 people are right behind you.
As the seat of Riverside County and the most populous city in the Inland Empire, Riverside is also home to several law, accounting, engineering and banking firms. In the California state legislature, the city of Riverside is in the 31st Senate District, represented by Democrat Richard Roth. Riverside Municipal Airport is an airport within the city limits of Riverside, but it has no commercial airline service. Riverside is the 61st largest city in the United States, the twelfth largest city in California, and the largest city in the Inland Empire metropolitan area of California.
With the most current %26 most popular demographics, it's the perfect starting point for your research on Riverside and the rest of California. The median age of Riverside population is 31.1, Riverside population by age is, under 18 is 80,508, 16 years or older is 260,605, 18 years or older is 250,861, 21 years or older is 225,158, 65 years and older is 42,908.Riverside is the 61st most populous city in the United States and the 12th most populous city in California.