The July high is approximately 96 °F (36 °C). According to a 2007 estimate, the median income for a household in the city was $88,406, and the median income for a family was $91,658. The site is undergoing investigation and removal of the nuclear facilities and cleanup of the soil and groundwater. The SSFL has been closed to development and testing. See more Simi Valley demographic data. [38][39], In July 1959, the Sodium Reactor Experiment suffered a serious incident when 13 of the reactor's 43 fuel elements partially melted resulting in the controlled release of radioactive gas to the atmosphere. There are other explanations about the name Simi, but this one was given to me by my brother who worked over 40 years for the Smithsonian Institution and it seems most plausible to me". Zip code 93065 is primarily located in Ventura County. The population density was 1,097.3/km² With a population of 125,851 people and 26 constituent neighborhoods, Simi Valley is the 45th largest community in California. The house is maintained as a historic house museum with typical period furniture and household displays. 26%. Simi Valley has a warm and dry climate during summer when mean temperatures tend to be in the 70s. This was inclusive of Simí (2,107) and Santa Susana (2,310). Bridlepath, a private trail system also connects to the main fire road. There were 31,697 families (76.9% of all households); the average family size was 3.33. The second attempt in 1969 was successful, with residents voting 6,454 to 3,685 in favor of incorporation. In the city, the population was spread out, with 28.4% under the age of 18, 7.9% from 18 to 24, 32.9% from 25 to 44, 23.1% from 45 to 64, and 7.6% who were 65 years of age or older. Technical analysis of the incident intended to support a lawsuit against the current landowner (The Boeing Company) asserts the incident caused the much greater release of radioactivity than the accident at Three Mile Island. African American . 37%. [51] The Simi Valley, just as neighboring San Fernando Valley, owes its existence and shape to the faulting and folding of the rocks. (2,841.9/mi²). Simi Valley Demographics. These trains, as well as the buses, run 7 days a week and stop in Simi Valley several times each day. Simi Peak (the highest peak in Simi Valley) is accessible from this trail system via China Flats in the Chesebro trail system. White 1 Hispanic 2 Black Asian Mixed 1 Other 1 +22.7% [101][102][103] The area was originally served by the Santa Susana Depot which was also opened in 1904 as a combination passenger and freight depot built by the Southern Pacific and located on Los Angeles Avenue near Tapo Street. The word Simiji was constructed by whites to the word Simi. Underground sewer lines collect sewage and wastewater which is treated at the city's sewage plant.[107]. The Simi Valley station is unstaffed; however, tickets are available from automated ticket dispensers, conductors on board the trains, travel agents, by telephone, or from the Amtrak and Metrolink websites. American Medical Response, in conjunction with Ventura County Fire Department, provide Emergency Medical Services at the Advanced Life Support (ALS) level. [16][17][18] Around 5,000 years ago these tribes began processing acorns, and harvesting local marshland plants. According to the United States Census Bureau, the city has a total area of 42.2 sq mi (109.4 km2), comprising 41.5 sq mi (107.4 km2) of land and 0.77 sq mi (2.0 km2), or 1.81%, of it is water. [55] The prevailing wind direction is southwest, and the average wind speed is 7–11 mph (11–18 km/h). Robert Harrington later explained the name: "The word Simiji in Indian meant the little white wind clouds so often seen when the wind blows up here and Indians living on the coast, would never venture up here when those wind clouds were in the sky. [66][67][68] The electorate is often described as solidly Republican. [31], The Pioneer, or ‘American,’ period in Simi Valley began with the 96,000-acre purchase of El Rancho Simí by an eastern speculator named Thomas A. Scott (1814–1882), who had made his money as an investor in the Pennsylvania Railroad during the Civil War. Simi Valley is located northwest of the Los Angeles neighborhood of Chatsworth and approximately 30 mi (50 km) from Downtown Los Angeles, 380 mi (610 km) south of San Francisco, 160 mi (260 km) north of San Diego, and 350 mi (560 km) south of Sacramento. Details for 93063, Simi Valley California population statistics, crime statistics, neighborhood and area information. Simi Valley also has an adult school (Simi Adult School) and a cosmetology school. Gamble, L. H., & Enki Library eBook. 1991. [63] Sales tax was at 7.25% and income taxes were at 8.00%. Race and Hispanic origin in Simi Valley as a percentage of the total population, expressed as percentage point difference from California. The Rocketdyne division developed a variety of liquid rocket engines. Simi Valley, CA is home to a population of 126k people, from which N/A% are citizens. Simi Valley has grown 12.1% since the 2000. The driving force behind this development was the need for a High School in Simi Valley, as well as an elementary school in a more central location in the valley. Among the jury were three who had been security guards or in military service. The name derives from Shimiji, the name of the Chumash Native American village here before the Spanish. Donovan L. Hofsommer, The Southern Pacific, 1901–1985, U.S. National Register of Historic Places, American Institute of Aeronautics and Astronautics, California's 25th congressional district, California's 26th congressional district, Learn how and when to remove this template message, University of California Santa Barbara (UCSB), Santa Susana Park & Historic Railroad Depot, List of Registered Historic Places in Ventura County, "California Cities by Incorporation Date", "When It Comes to Saying Simi, There's a Pronounced Difference", "Study Ranks America's Most Liberal and Conservative Cities", "The First Republican Primary Debate for 2016 Is Set", http://scahome.org/publications/proceedings/Proceedings.26Knight.pdf, Department of Toxic Substances Control – Santa Susana Field Laboratory, "Statement of Dan Hirsch, President, Committee To Bridge The Gap, Before The Committee on Environment and Public Works, U.S. Senate, Oversight hearing", "An aggravating anniversary for Simi Valley, where a not-guilty verdict sparked the '92 L.A. riots", "US Gazetteer files: 2010, 2000, and 1990", "Simi Valley Weather – Simi Valley CA – Conditions, Forecast, Average", "Ashburn, VA Monthly Weather Forecast – weather.com", "2010 Census Interactive Population Search: CA – Simi Valley city", "U.S. Census Bureau QuickFacts: Simi Valley city, California; United States", "Government Procurement April/May – American City and County", "No social conservative on the '08 ballot? Simi – In the late 1887–1888, the incorporation of Simi Land and Water Company came about. The city has a population that is … 13%. [115] Services will formerly provided through the Ventura County Library system. The Mosaic Walkway is embedded with thousands of treasures—tiles, shells, doorknobs, irons, car ornaments, jewelry, dishware, scissors, guns, toys — everything imaginable that creates a timestamp of 1950s post-consumer waste. The library adjoins a hangar in which the Boeing 707 SAM 27000 (Air Force One), which served presidents Nixon through G.W. An aspect of Simi Valley's location, situated beside the Simi Hills, is that it lies in a high-risk area for the wildfires that sweep through Southern California's mountain ranges every few years. The annual average precipitation in Simi Valley is 17.9 inches. 3%. After Santiago Pico's death in 1815, the Rancho was regranted to Santiago's sons Javier Pico and his two brothers, Patricio Pico and Miguel Pico. 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