San Joaquin County was one of the original United States counties of California, created in 1850 at the time of statehood. Cities in the Central Valley of the U.S. state of California. For convenience, all valleys in California should be included in this category. The county was named for the San Joaquin River which runs through it. Central Valley, also called the Great Central Valley, valley, California, U.S. Articles pertaining to the Central Valley, a large valley in the U.S. state of California.. Subcategories. California Central Valley South of Fresno, California (21571201112).jpg 4,000 × 3,000; 6.05 MB California geographical region county map.svg 621 × 733; 258 KB California's Central Valley.JPG 2,048 × 1,169; 962 KB Geologia. The valleys of California , United States . History. Just better. This category has the following 2 subcategories, out of 2 total. The original inhabitants of the San Joaquin Valley region were the Yokuts people and Miwok people, who engaged in trading with other Californian tribes of Native Americans including coastal peoples such as the Chumash of the Central California coast, with whom they are thought to have traded plant and animal products.. Southern California (popularly known as SoCal; Spanish: Sur de California) is a geographic and cultural region that generally comprises the southern portion of the U.S. state of California.It includes the Los Angeles metropolitan area, the second most populous urban agglomeration in the United States. California Central Railway expanded and completed the rail line started by the San Bernardino Valley Railway Co. from San Bernardino to Mentone, California, on December 31, 1887, 13 miles. La California Central Valley è una depressione di origine tettonica ricoperta dalla molassa derivante dall'erosione delle montagne che la circondano. Quite the same Wikipedia. Queste montagne sono le catene costiere del Pacifico a occidente e la Sierra Nevada a oriente. Pages in category "Cities in the Central Valley of California" The following 4 pages are in this category, out of 4 total. Central Valley (California). The Central Valley (also called the Great Central Valley) is a very large valley in the middle of California, in the United States.About 42,000 square miles (108,779 square kilometers) in size, it is about the size of the state of Tennessee.It consists of two connected, differently named valleys, the Sacramento Valley and the San Joaquin Valley.. Natural history of the Central Valley (California)‎ (8 C, 313 P) Pages in category "Central Valley (California)" The following 16 pages are in this category, out of 16 total. Wikimedia Commons has media related to Valleys of California. San Bernardino Valley Railway was chartered to build from the City of San Bernardino to near Lugonia (current city is now Redlands in San Bernardino County). The first European to enter the San Joaquin Valley was Pedro Fages in 1772.