There is a relaxed and cool vibe in Simi Valley that screams California cool. The 2010 United States Census reported that Simi Valley had a population of 124,237.  There are ten species of amphibians in Simi Valley: the California newt, western spadefoot, California toad, arroyo toad, California slender salamander, arboreal salamander, American bullfrog, California red-legged frog, California treefrog, and the Pacific treefrog.  None were Simi Valley residents. The word Simiji was constructed by whites to the word Simi. Trailheads are: The Hummingbird Trail, Rocky Peak Fire Road or The Chumash Trail. The now-infamous video was broadcast nationally and globally and caused tremendous response because the beating was believed to be racially motivated.  By 1970 the population in Simi is reported by the census as 59,832. , Three Chumash settlements existed in Simi Valley during the Mission period in the late 18th and early 19th century: Shimiyi, Ta’apu (present-day Tapo Canyon), and Kimishax or Quimisac (Happy Camp Canyon west of Moorpark College). Simi Valley, California's growth is about average. Explore demographics of Simi Valley, CA including diversity, population, income, and community statistics. The west end of Simi Valley is also home to the 150-acre Tierra Rejada Park, which offers hiking trails to nearby Moorpark, CA. Animals in the area include mammals such as the Virginia opossum, ornate shrew, broad-footed mole, mountain lion, mule deer, bobcat, spotted and striped skunk, California badger, southern California weasel, California raccoon, ringtail cat, black bear, Botta's pocket gopher, desert cottontail, valley coyote, gray fox, California vole, brush rabbit, California ground- and California grey squirrel, as well as several species of mice (California pocket mouse, western harvest mouse, brush mouse, deer mouse, and house mouse), rats (agile kangaroo rat, dusky-footed woodrat, black rat, roof rat, and brown rat) and bats (long-eared myotis, long-legged myotis, California myotis, small-footed myotis, western pipistrelle, Brazilian free-tailed bat, western mastiff bat, and Tejon myotis). Indian Caves here may be preserved. The De la Guerra heirs tried every legal means, but by the 1880s, the Rancho Tapo also slipped from their ownership, as had the rest of the Rancho. Simi Valley At A Glance The City of Simi Valley, with an estimated population of 126,788 (as of July 2015) is the third largest of Ventura County's ten cities. The center performed the design, development and testing of liquid metal reactor components for the United States Department of Energy from 1965 until 1998.  The prevailing wind direction is southwest, and the average wind speed is 7–11 mph (11–18 km/h). At 113,000 acres (460 km2), Rancho Simi was one of the state's largest land grants.  After a major state funeral in Washington, D.C., President Reagan was buried at the library in June 2004. The purpose of these areas are to preserve the native landscape, as well as function as a wildlife corridor that protects the natural habitat for wildlife and flora. The drawings within the cave have been termed "the best preserved Indian pictograph in Southern California. 979 Rancho Simi – This is the site of the headquarters of the Spanish Rancho San José de Nuestra Señora de Altagracia y Simí. At its height, Countrywide had approximately 10,000 employees in the city. Population of male led with no wife present: Population female led with no husband present: Population of homes with one or more people under 18 years: Households with no people under 18 years: Population of homes with one or more people 60 years and over: Population of homes with no people 60 years and over: Home does not have three or more generations: Population of male led and male partner homes: Population of male led and female partner households: Population of female led and female partner households: Population of female led and male partner households: Population of male led and female partner homes: Population of female led and female partner homes: Population of female led and male partner homes: No unmarried partner of home lead present: Population of male lead with no wife present, family homes: Population of female lead with no husband present, family homes. Within a short time, a 27 year old young man named Thomas Bard was sent west by Scott to manage the California properties. The majority of Simi Valley's population was made up of Caucasian-Americans; the largest groups of whites were 16.7% German-American, 11.3% English, 8.5% Italian, 3.4% French, 3.1% Polish, 2.3% Norwegian, 2.3% Swedish, 2.1% Scottish and 2% Dutch.. The Simi Valley Public Library, operated by the City of Simi Valley, opened in July 2013. Raptors include turkey vulture, white-tailed kite, American kestrel, poor-will and several species of hawks (Cooper's hawk, sharp-shinned hawk, marsh hawk, red-tailed hawk, red-shouldered hawk, and the common nighthawk) and owls (great horned owl, short-eared owl, long-eared owl, barn owl, and the burrowing owl). Such notable automotive designers as Jay Mays, now (2007) VP Design for Ford and Freeman Thomas, co designer with Jay Mays of the original Audi TT, once called the DCC in Simi Valley their place of work. The city's 2019 population has been estimated at 125,613, up from 124,243 in 2010. Numerous houses were built in Community Center in the 1920s and 1930s. Simi Valley Transit buses stop on Los Angeles Avenue in front of the station.  The U.S. Census Bureau of 2018 reported a median household income of $93,516.. , Simi Valley has been the victim of several natural disasters, including the flood of 1967, the storm of 1983, the 1988 lightning strike, as well as the 1994 Northridge earthquake and numerous wildfires.. On September 29, the fire was estimated to be 17,000 acres (70 km2).  Sales tax was at 7.25% and income taxes were at 8.00%. Simi Valley is located in Ventura County in California. Bottle Village originally had more than 13 buildings and 20 sculptures. Simi Valley Station is used by Amtrak and Metrolink on the railroad's Ventura County Line, after the line was purchased from Southern Pacific. This included a total of fifty parks, where some are urban city-parks, while others are public open space or multi-purpose trail systems. 14.7% of all households were made up of individuals, and 4.9% had someone living alone who was 65 years of age or older. Simi Valley is a city located in the very southeast corner of Ventura County, bordering the San Fernando Valley in Los Angeles County, and is a part of the Greater Los Angeles Area.