Casa De Oro-Mount Helix, California
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Casa de Oro-Mount Helix is 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) in the East County region of
San Diego County, California San Diego County (), officially the County of San Diego, is a county (United States), county in the southwest corner of the U.S. state of California, north to its Mexico-United States border, border with Mexico. As of the 2020 United States Cen ...
. The CDP encompasses several unincorporated neighborhoods near the cities of
El Cajon El Cajon ( , ; Spanish: El Cajón, lit. 'the box') is a city in San Diego County, California, United States, east of downtown San Diego. The city takes its name from Rancho El Cajón, which was named for the box-like shape of the valley tha ...
and La Mesa and the CDP of Spring Valley. Locations in the northern (Mount Helix) part of the CDP use La Mesa addresses, while locations in the southern (Casa de Oro) part use Spring Valley addresses. Informally, Casa de Oro is often considered to be a part of Spring Valley.


History

In 1872, after a scientist discovered a European snail (''
Cornu aspersum ''Cornu aspersum'' (syn. ''Helix aspersa'', ''Cryptomphalus aspersus''), known by the common name garden snail, is a species of land snail in the family Helicidae, which includes some of the most familiar land snails. Of all terrestrial molluscs, ...
,'' formerly ''Helix aspersa'') living on a small mountain, Rufus King Porter, the founder of what is now unincorporated Spring Valley, California, named the peak Mt. Helix. Then in 1885, the
United States Postal Service The United States Postal Service (USPS), also known as the Post Office, U.S. Mail, or simply the Postal Service, is an independent agencies of the United States government, independent agency of the executive branch of the federal governmen ...
rejected the use of two words for a post office name, so Rufus submitted just the name Helix and also became the first postmaster in Spring Valley; the Helix Post Office was operated out of his home. Around this same time,
Hubert Howe Bancroft Hubert Howe Bancroft (May 5, 1832 – March 2, 1918) was an American historian and ethnologist who wrote, published, and collected works concerning the Western United States, Texas, California, Alaska, Mexico, Central America, and British Colum ...
came to the area. He bought the Porters' ranch and also acquired neighboring properties, accumulating about . He began calling his property "Helix Farms." Bancroft hired workers to help develop Helix Farms, planting orchards and building structures for his ranch. By the early 1900s, Helix Farms was home to the largest olive ranch in southern California; some of the original olive trees can still be found today. Bancroft died in 1918, and eventually his family sold the property.


Geography

Casa de Oro-Mount Helix is located at (32.763359, -116.977474). According to 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 ...
, the CDP has a total area of , all land.


Demographics

Casa de Oro-Mount Helix first appeared as an
unincorporated place 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 ...
under the name Grossmont-Mt. Helix in the 1970 U.S. Census; and then 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 ...
under the name Casa de Oro-Mount Helix in the
1980 U.S. Census The 1980 United States census, conducted by the United States Census Bureau, Census Bureau, determined the resident population of the United States to be 226,545,805, an increase of 11.4% over the 203,184,772 persons Enumeration, enumerated dur ...
.


2020

The 2020 United States census reported that the CDP had a population of 19,576. The population density was . The racial makeup of the CDP was 65.0%
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 ...
, 6.4%
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 ...
, 0.6% Native American, 4.0% Asian, 0.5%
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 ...
, 8.2% from other races, and 15.3% from two or more races. Hispanic or Latino of any race were 23.2% of the population. The census reported that 99.1% of the population lived in households, 0.5% lived in non-institutionalized group quarters, and 0.4% were institutionalized. There were 7,108 households, out of which 29.2% included children under the age of 18, 57.4% were married-couple households, 5.8% 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, 22.8% had a female householder with no partner present, and 14.1% had a male householder with no partner present. 18.9% of households were one person, and 10.7% were one person aged 65 or older. The average household size was 2.73. There were 5,339
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 ...
(75.1% of all households). The age distribution was 19.7% under the age of 18, 8.1% aged 18 to 24, 21.9% aged 25 to 44, 27.9% aged 45 to 64, and 22.3% who were 65years of age or older. The median age was 45.2years. For every 100 females, there were 96.5 males. There were 7,370 housing units at an average density of , of which 7,108 (96.4%) were occupied. Of these, 72.3% were owner-occupied, and 27.7% were occupied by renters. In 2023, the US Census Bureau estimated that the median household income was $123,037, and the
per capita income Per capita income (PCI) or average income measures the average income earned per person in a given area (city, region, country, etc.) in a specified year. In many countries, per capita income is determined using regular population surveys, such ...
was $58,567. About 2.5% of families and 4.7% of the population were below the poverty line.


2010

The 2010 United States Census reported that Casa de Oro-Mount Helix had a population of 18,762. The population density was . The racial makeup of Casa de Oro-Mount Helix was 13,375 (64.6%)
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 ...
, 1,108 (5.9%)
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 ...
, 89 (0.5%) Native American, 593 (3.2%) Asian, 96 (0.5%)
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 ...
, 996 (5.3%) from other races, and 999 (5.3%) from two or more races.
Hispanic The term Hispanic () are people, Spanish culture, cultures, or countries related to Spain, the Spanish language, or broadly. In some contexts, Hispanic and Latino Americans, especially within the United States, "Hispanic" is used as an Ethnici ...
or Latino of any race were 4,815 persons (23.3%). The Census reported that 18,563 people (98.9% of the population) lived in households, 110 (0.6%) lived in non-institutionalized group quarters, and 89 (0.5%) were institutionalized. There were 6,943 households, out of which 2,179 (31.4%) had children under the age of 18 living in them, 4,036 (58.1%) were opposite-sex married couples living together, 745 (10.7%) had a female householder with no husband present, 360 (5.2%) had a male householder with no wife present. There were 365 (5.3%) unmarried opposite-sex partnerships, and 77 (1.1%) same-sex married couples or partnerships. 1,319 households (19.0%) were made up of individuals, and 617 (8.9%) had someone living alone who was 65 years of age or older. The average household size was 2.67. There were 5,141
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 ...
(74.0% of all households); the average family size was 3.02. The population was spread out, with 3,945 people (21.0%) under the age of 18, 1,510 people (8.0%) aged 18 to 24, 3,807 people (20.3%) aged 25 to 44, 6,012 people (32.0%) aged 45 to 64, and 3,488 people (18.6%) who were 65 years of age or older. The median age was 45.4 years. For every 100 females, there were 95.8 males. For every 100 females age 18 and over, there were 93.6 males. There were 7,249 housing units at an average density of , of which 5,018 (72.3%) were owner-occupied, and 1,925 (27.7%) were occupied by renters. The homeowner vacancy rate was 1.4%; the rental vacancy rate was 5.2%. 13,358 people (71.2% of the population) lived in owner-occupied housing units and 5,205 people (27.7%) lived in rental housing units.


Education

Public high school education is provided by the
Grossmont Union High School District Grossmont Union High School District (GUHSD) is a public school district based in eastern San Diego County, California. It serves high school, adult school, and Regional Occupational Program (ROP) students in the cities of El Cajon, Lemon G ...
. Elementary and middle schools are run by the La Mesa-Spring Valley School District.


Government

In the
California State Legislature The California State Legislature is the bicameral state legislature of the U.S. state of California, consisting of the California State Assembly (lower house with 80 members) and the California State Senate (upper house with 40 members). ...
, Casa de Oro-Mount Helix is in , and in .


References

{{authority control Census-designated places in San Diego County, California East County (San Diego County) Populated places established in 1885 1885 establishments in California Census-designated places in California