Santa Rosa Valley is a rural

unincorporated community An unincorporated area is a parcel of land that is not governed by a local general-purpose municipal corporation. (At p. 178.) They may be governed or serviced by an encompassing unit (such as a county) or another branch of the state (such as th ...

, named after the eponymous valley in which it lies, located in

Ventura County, California Ventura County () is a County (United States), county located in Southern California, the southern part of the U.S. state of California. As of the 2020 United States census, 2020 census, the population was 843,843. The largest city is Oxnard, Ca ...

, United States. For statistical purposes, the

United States Census Bureau The United States Census Bureau, officially the Bureau of the Census, is a principal agency of the Federal statistical system, U.S. federal statistical system, responsible for producing data about the American people and American economy, econ ...

has defined Santa Rosa Valley as a

census-designated place A census-designated place (CDP) is a Place (United States Census Bureau), concentration of population defined by the United States Census Bureau for statistical purposes only. CDPs have been used in each decennial census since 1980 as the counte ...

(CDP). The census definition of the area may not precisely correspond to local understanding of the area with the same name. The 2020 United States census reported Santa Rosa Valley's population was 3,312. Santa Rosa Valley sits at an elevation of . It lies within the County of Ventura north of Newbury Park, between

Thousand Oaks Thousand Oaks is the second-largest city in Ventura County, California, located in the northwestern part of Greater Los Angeles. Approximately from the city of Los Angeles and from Downtown Los Angeles, it is named after the many oak trees pr ...

and

Camarillo Camarillo ( ) is a city in Ventura County, California, United States. As of the 2020 United States census, the population was 70,741, an increase of 5,540 from the 65,201 counted in the 2010 Census. Camarillo is named for brothers Juan and ...

. Norwegian Grade, which was constructed by the Norwegian Colony, connects Santa Rosa Valley to Thousand Oaks, while it may be reached from Santa Rosa Road in Camarillo. The Santa Rosa Valley lies right north of the

Conejo Valley The Conejo Valley (Spanish language, Spanish: ''Valle del Conejo'', meaning "Valley of the Rabbit") is a region spanning both southeastern Ventura County, California, Ventura County and northwestern Los Angeles County, California, Los Angeles C ...

and along the Arroyo Santa Rosa and

Arroyo Conejo Arroyo Conejo (Spanish for “Rabbit Creek”) carries part of the longest creek in the Conejo Valley which sprawls past the cities of Thousand Oaks and Camarillo, and the communities of Newbury Park, Casa Conejo and Santa Rosa Valley. Arroyo ...

. Most of the area consists of agricultural lands and it is home to a variety of wildlife such as bobcats,

gray fox The gray fox (''Urocyon cinereoargenteus''), or grey fox, is an omnivorous mammal of the family Canidae, widespread throughout North America and Central America. This species and its only congener (biology), congener, the diminutive island fox ...

es,

mule deer The mule deer (''Odocoileus hemionus'') is a deer indigenous to western North America; it is named for its ears, which are large like those of the mule. Two subspecies of mule deer are grouped into the black-tailed deer. Unlike the related whit ...

coyotes The coyote (''Canis latrans''), also known as the American jackal, prairie wolf, or brush wolf, is a species of canine native to North America. It is smaller than its close relative, the gray wolf, and slightly smaller than the closely relat ...

, and more. The valley is likely the habitat for more than one

Mountain lion The cougar (''Puma concolor'') (, ''Help:Pronunciation respelling key, KOO-gər''), also called puma, mountain lion, catamount and panther is a large small cat native to the Americas. It inhabits North America, North, Central America, Cent ...

, and lions are relatively often observed here. Immediately to the south is the

Conejo Canyons Open Space The Conejo Canyons Open Space consists of of open-space areas in northernmost Newbury Park, California, Newbury Park, Ventura County, California. It consists of deeply eroded canyons, numerous ridgelines and plateaus in the northwestern portion ...

, with trails leading to the

Arroyo Conejo Nature Preserve Arroyo Conejo Open Space is a open space reserve in the western Simi Hills in northern Newbury Park, Ventura County, California. Most of it is part of the Arroyo Conejo Nature Preserve (sometimes shortened to the Arroyo Nature Preserve).Maxwe ...

(La Branca) and

Hill Canyon Hill Canyon is a deep canyon in the western Simi Hills and within northern Newbury Park, California, Newbury Park and Thousand Oaks, California, Thousand Oaks, in Ventura County, California, Ventura County, southern California. The Arroyo Conejo ...

, and the community also borders

Mount Clef Ridge Mount Clef Ridge is a 1,076 ft volcanic mountain in Thousand Oaks, California. It is a volcanic outcrop that resulted from lava eruptions 30 million years ago. The ridge was formerly under ownership by the Janss Corporation, but was acquire ...

and

Wildwood Regional Park Wildwood Regional Park is a suburban regional park in the western Simi Hills and Conejo Valley, in Ventura County, California. It is located in western Thousand Oaks, northern Newbury Park, and southern Moorpark. Wildwood is home to over 27 ...

to the south. Santa Rosa Valley was home to a

Chumash Chumash may refer to: *Chumash (Judaism), a Hebrew word for the Pentateuch, used in Judaism *Chumash people, a Native American people of southern California *Chumashan languages, Indigenous languages of California See also

* Pentateuch (dis ...

village in pre-colonial times, known as Šumpaši, which was located by

Conejo Creek Arroyo Conejo (Spanish for “Rabbit Creek”) carries part of the longest creek in the Conejo Valley which sprawls past the cities of Thousand Oaks and Camarillo, and the communities of Newbury Park, Casa Conejo and Santa Rosa Valley. Arroyo ...

Geography

According to the

, the CDP covers an area of 7.2 square miles (18.7 km), all of it land.

Demographics

The 2020 United States census reported that Santa Rosa Valley had a population of 3,312. The population density was . The racial makeup of Santa Rosa Valley was 76.9%

White White is the lightest color and is achromatic (having no chroma). It is the color of objects such as snow, chalk, and milk, and is the opposite of black. White objects fully (or almost fully) reflect and scatter all the visible wa ...

, 0.6%

African American African Americans, also known as Black Americans and formerly also called Afro-Americans, are an Race and ethnicity in the United States, American racial and ethnic group that consists of Americans who have total or partial ancestry from an ...

, 0.3% Native American, 6.2% Asian, 0.2%

Pacific Islander Pacific Islanders, Pasifika, Pasefika, Pacificans, or rarely Pacificers are the peoples of the list of islands in the Pacific Ocean, Pacific Islands. As an ethnic group, ethnic/race (human categorization), racial term, it is used to describe th ...

, 4.0% from other races, and 11.7% from two or more races. Hispanic or Latino of any race were 12.0% of the population. The whole population lived in households. There were 1,120 households, out of which 27.1% included children under the age of 18, 73.0% were married-couple households, 2.5% were

cohabiting Cohabitation is an arrangement where people who are not legally married live together as a couple. They are often involved in a romantic or sexually intimate relationship on a long-term or permanent basis. Such arrangements have become incr ...

couple households, 13.5% had a female householder with no partner present, and 11.0% had a male householder with no partner present. 12.2% of households were one person, and 7.7% were one person aged 65 or older. The average household size was 2.96. There were 933

families Family (from ) is a group of people related either by consanguinity (by recognized birth) or affinity (by marriage or other relationship). It forms the basis for social order. Ideally, families offer predictability, structure, and safety as ...

(83.3% of all households). The age distribution was 18.5% under the age of 18, 7.1% aged 18 to 24, 16.1% aged 25 to 44, 33.1% aged 45 to 64, and 25.2% who were 65years of age or older. The median age was 52.1years. For every 100 females, there were 99.0 males. There were 1,168 housing units at an average density of , of which 1,120 (95.9%) were occupied. Of these, 91.9% were owner-occupied, and 8.1% were occupied by renters.

Education

Almost all of it is in the Pleasant Valley Elementary School District and the

Oxnard Union High School District The Oxnard Union High School District (OUHSD) is a union high school district in Ventura County, California. The district serves students in grades 9–12 on the Oxnard Plain, including the cities of Oxnard, California, Oxnard, Port Hueneme, Ca ...

, while a small portion is in the Moorpark Unified School District.
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References

{{authority control Census-designated places in Ventura County, California Census-designated places in California