| Official Name: | Camp Pendleton Mainside |
| Settlement Type: | census-designated place |
| Mapsize: | 250x200px |
| Pushpin Map: | USA |
| Pushpin Map Caption: | Location in the United States |
| Subdivision Type: | Country |
| Subdivision Type1: | State |
| Subdivision Type2: | County |
| Subdivision Name2: | San Diego |
| Unit Pref: | US |
| Area Total Sq Mi: | 9.057 |
| Area Land Sq Mi: | 8.854 |
| Area Water Sq Mi: | 0.203 |
| Area Total Km2: | 23.456 |
| Area Land Km2: | 22.931 |
| Area Water Km2: | 0.525 |
| Area Water Percent: | 2.24 |
| Population As Of: | 2010 |
| Population Total: | 5200 |
| Population Density Km2: | auto |
| Population Density Sq Mi: | auto |
| Timezone: | PST |
| Utc Offset: | -8 |
| Timezone Dst: | PDT |
| Utc Offset Dst: | -7 |
| Coordinates: | 33.305°N -117.3061°W |
| Postal Code Type: | ZIP code |
| Postal Code: | 92055 |
| Area Code Type: | Area codes |
| Area Code: | 442/760 |
| Blank Name: | FIPS code |
| Blank1 Name: | GNIS feature ID |
Camp Pendleton Mainside is a census-designated place (CDP) in San Diego County, California, located at the southeast corner of the Marine Corps Base Camp Pendleton. Per the 2020 census, the population was 9,683.[1] It was formerly known as Camp Pendleton North, but its name was changed for the 2020 Census.[2] Along with Camp Pendleton South, it is one of two CDPs located on the base.
Camp Pendleton Mainside is located at (33.304869, −117.306125).[3]
According to the United States Census Bureau, the CDP has a total area of 9.1sqmi. 8.9sqmi of it is land and 0.2sqmi of it (2.24%) is water.
| White alone (NH) | 3,047 | style='background: #ffffe6; | 4,920 | 58.60% | style='background: #ffffe6; | 50.81% | |
| Black or African American alone (NH) | 461 | style='background: #ffffe6; | 990 | 8.87% | style='background: #ffffe6; | 10.22% | |
| Native American or Alaska Native alone (NH) | 72 | style='background: #ffffe6; | 97 | 1.38% | style='background: #ffffe6; | 1.00% | |
| Asian alone (NH) | 143 | style='background: #ffffe6; | 387 | 2.75% | style='background: #ffffe6; | 4.00% | |
| Pacific Islander alone (NH) | 78 | style='background: #ffffe6; | 112 | 1.50% | style='background: #ffffe6; | 1.16% | |
| Some Other Race alone (NH) | 9 | style='background: #ffffe6; | 19 | 0.17% | style='background: #ffffe6; | 0.20% | |
| Mixed Race or Multi-Racial (NH) | 233 | style='background: #ffffe6; | 253 | 4.48% | style='background: #ffffe6; | 2.61% | |
| Hispanic or Latino (any race) | 1,157 | style='background: #ffffe6; | 2,905 | 22.25% | style='background: #ffffe6; | 30.00% | |
| Total | 5,200 | style='background: #ffffe6; | 9,683 | 100.00% | style='background: #ffffe6; | 100.00% |
At the 2010 census Camp Pendleton North had a population of 5,200. The population density was 574.2sp=usNaNsp=us. 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%).[6]
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.
At the 2000 census there were 8,197 people, 1,408 households, and 1,375 families in the CDP. The population density was 911.7sp=usNaNsp=us. There were 1,502 housing units at an average density of 167.1sp=usNaNsp=us. The racial makeup of the CDP was 67.10% White, 10.60% African American, 1.61% Native American, 2.82% Asian, 0.34% Pacific Islander, 12.89% from other races, and 4.64% from two or more races. Hispanic or Latino of any race were 22.62%.[7]
Of the 1,408 households 71.9% had children under the age of 18 living with them, 90.3% were married couples living together, 5.4% had a female householder with no husband present, and 2.3% were non-families. 1.7% of households were one person and none had someone living alone who was 65 or older. The average household size was 3.15 and the average family size was 3.15.
The age distribution was 20.1% under the age of 18, 60.2% from 18 to 24, 18.5% from 25 to 44, and 1.2% from 45 to 64. The median age was 21 years. For every 100 females, there were 226.8 males. For every 100 females age 18 and over, there were 294.9 males.
The median household income was $28,558 and the median family income was $28,942. Males had a median income of $14,486 versus $16,907 for females. The per capita income for the CDP was $13,085. About 8.6% of families and 9.7% of the population were below the poverty line, including 12.4% of those under age 18 and none of those age 65 or over.
In the California State Legislature, Camp Pendleton Mainside is in, and in .[8]
In the United States House of Representatives, Camp Pendleton Mainside is in .