San Bernardino (; Spanish for “Saint Bernardino”) is a city and county chair of San Bernardino County, California, United States. Located in the Inland Empire region of Southern California, the city had a population of 222,101 in the 2020 census, making it the 18th-largest city in California. San Bernardino is the economic, cultural, and political hub of the San Bernardino Valley and the Inland Empire. The governments of El Salvador, Guatemala, and Mexico have conventional the metropolitan area’s lonely consulates in the downtown Place of the city. Additionally, San Bernardino serves as an presenter city to the 3rd largest metropolitan area in California (after Los Angeles and San Francisco) and the 13th largest metropolitan Place in the United States; the San Bernardino-Riverside MSA.

Furthermore, the city’s University District serves as a university town, as house to California State University, San Bernardino.

San Bernardino was named in 1810, when Spanish priest Francisco Dumetz led an expedition through the area. In 1839, the Mexican processing granted Californio ranchero José del Carmen Lugo the right to grant the area, which was formalized when he was established Rancho San Bernardino in 1842. Following the American Conquest of California, the community on the rancho incorporated as a city in 1854. The city grew significantly in the late 19th century as a advertisement hub at the crossroads amongst Southern California and the American Southwest. Today, San Bernardino is an important hub for the Inland Empire and Southern California.

The city of San Bernardino, California, occupies much of the San Bernardino Valley, a valley long inhabited by the Tongva. Several of their villages dotted the San Bernardino valley prior to the initiation of Europeans in the valley. Kaawchama was perhaps the most significant in the region, being a regional center for trade that was associated to villages in Southern California and the Colorado River through the Mohave Trail, that was used by the Mohave, Serrano, Cahuilla, Payomkawichum, and others. The village was located in the eastern expanse of Tovaangar, and was received along the Santa Ana River.