Camp Pendleton Mainside 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

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 ...

, located at the southeast corner of

Marine Corps Base Camp Pendleton Marine Corps Base Camp Pendleton is the major West Coast base of the United States Marine Corps and is one of the largest Marine Corps bases in the United States. It is on the Southern California coast in San Diego County and is bordered by O ...

. Per the 2020 census, the population was 9,683. It was formerly known as ''Camp Pendleton North'', but its name was changed for the 2020 Census. Along with

Camp Pendleton South Camp Pendleton South is a census-designated place (CDP) in San Diego County, California, located at the southwest corner of the Marine Corps Base Camp Pendleton. The population was 12,468 at the 2020 census, up from 10,616 at the 2010 census. M ...

, it is one of two CDPs located on the base.

Geography

Camp Pendleton Mainside is located at (33.304869, −117.306125). 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 . of it is land and of it (2.24%) is water.

Demographics

Camp Pendleton Mainside first appeared 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 Camp Pendleton North in the 1970 U.S. Census. The name was change to Camp Pendleton Mainside prior to the 2020 U.S. Census.

2020 census

The 2020 United States census reported that Camp Pendleton Mainside had a population of 9,683. The population density was . The racial makeup of Camp Pendleton Mainside was 74.1%

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 ...

, 11.2%

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 ...

, 1.4% Native American, 4.2% Asian, 1.3%

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 ...

, 2.4% from other races, and 5.4% from two or more races.

Hispanic or Latino ''Hispanic'' and '' Latino'' are ethnonyms used to refer collectively to the inhabitants of the United States who are of Spanish or Latin American ancestry (). While many use the terms interchangeably, for example, the United States Census Bureau ...

of any race were 30.0% of the population. The census reported that 28.3% of the population lived in households, 69.2% lived in non-institutionalized group quarters, and 2.5% were institutionalized. There were 841 households, out of which 65.8% included children under the age of 18, 88.2% were married-couple households, 0.7% 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, 6.7% had a female householder with no partner present, and 4.4% had a male householder with no partner present. 4.2% of households were one person, and 0.1% were one person aged 65 or older. The average household size was 3.26. There were 796

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 ...

(94.6% of all households). The age distribution was 11.1% under the age of 18, 67.2% aged 18 to 24, 19.8% aged 25 to 44, 1.1% aged 45 to 64, and 0.8% who were 65years of age or older. The median age was 21.9years. For every 100 females, there were 308.2 males. There were 1,150 housing units at an average density of , of which 841 (73.1%) were occupied. Of these, 0.7% were owner-occupied, and 99.3% were occupied by renters. In 2023, the US Census Bureau estimated that the median household income was $56,250, 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 $23,953. About 11.9% of families and 10.7% of the population were below the poverty line.

2010 Census

At the 2010 census Camp Pendleton North had a population of 5,200. The population density was . The racial makeup of Camp Pendleton North was 3,730 (71.7%) White, 501 (9.6%) African American, 83 (1.6%) Native American, 151 (2.9%) Asian, 80 (1.5%) Pacific Islander, 305 (5.9%) from other races, and 350 (6.7%) from two or more races. Hispanic or Latino of any race were 1,157 persons (22.3%). The census reported that 3,561 people (68.5% of the population) lived in households, 1,627 (31.3%) lived in non-institutionalized group quarters, and 12 (0.2%) were institutionalized. There were 1,069 households, 817 (76.4%) had children under the age of 18 living in them, 921 (86.2%) were opposite-sex married couples living together, 104 (9.7%) had a female householder with no husband present, 13 (1.2%) had a male householder with no wife present. There were 7 (0.7%) unmarried opposite-sex partnerships, and 5 (0.5%) same-sex married couples or partnerships. 29 households (2.7%) were one person and 1 (0.1%) had someone living alone who was 65 or older. The average household size was 3.33. There were 1,038 families (97.1% of households); the average family size was 3.39. The age distribution was 1,502 people (28.9%) under the age of 18, 2,376 people (45.7%) aged 18 to 24, 1,235 people (23.8%) aged 25 to 44, 76 people (1.5%) aged 45 to 64, and 11 people (0.2%) who were 65 or older. The median age was 21.3 years. For every 100 females, there were 177.6 males. For every 100 females age 18 and over, there were 218.2 males. There were 1,259 housing units at an average density of 139.0 per square mile, of the occupied units 16 (1.5%) were owner-occupied and 1,053 (98.5%) were rented. The homeowner vacancy rate was 0%; the rental vacancy rate was 15.2%. 49 people (0.9% of the population) lived in owner-occupied housing units and 3,512 people (67.5%) lived in rental housing units.

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). ...

, Camp Pendleton Mainside is in , and in . In the

United States House of Representatives The United States House of Representatives is a chamber of the Bicameralism, bicameral United States Congress; it is the lower house, with the U.S. Senate being the upper house. Together, the House and Senate have the authority under Artic ...

, Camp Pendleton Mainside is in .

Education

The CDP is mostly in the Fallbrook Union Elementary School District and the Fallbrook Union High School District. A piece of the CDP is in the

Oceanside Unified School District Oceanside Unified School District is a public school district based in Oceanside in San Diego County, California. There are 23 schools in the district, including 16 K-5 schools, 4 middle schools, 2 comprehensive high schools, and 1 alternative h ...

. The Camp Pendleton property does not have any

Department of Defense Education Activity The Department of Defense Education Activity (DoDEA) is a federal school system headquartered in Alexandria, Virginia, responsible for planning, directing, coordinating, and managing prekindergarten through 12th grade educational programs on beh ...

(DoDEA) schools. - .mil site. The Fallbrook HSD operates Fallbrook High School. OUSD on-post properties of Marine Corps Base Camp Pendleton are assigned to

Oceanside High School Oceanside High School is an American public secondary school located in Oceanside, California. It is part of the Oceanside Unified School District (OUSD). OUSD on-post properties of Marine Corps Base Camp Pendleton are assigned to this high sc ...

References

{{authority control Census-designated places in San Diego County, California North County (San Diego County) Census-designated places in California Mainside