Camp Pendleton Mainside, CA Demographics

A map of Camp Pendleton Mainside's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	4,279	4,920	45.0%	50.8%
Hispanic	3,415	2,905	35.9%	30.0%
Black	816	990	8.6%	10.2%
Multiracial	446	253	4.7%	2.6%
Asian	394	387	4.1%	4.0%
Native American/Other	151	228	1.6%	2.4%

Camp Pendleton Mainside, California has an estimated population of 9,501, a slight decrease from the 9,683 recorded in the 2020 Census. The population is 45.0% White, 35.9% Hispanic, 8.6% Black, 4.7% Multiracial, 4.1% Asian, and 1.6% Native American/Other. This demographic dot map shows the population of Camp Pendleton Mainside, with one dot drawn for each person counted by the Census, color-coded by race.

Camp Pendleton Mainside has become more racially diverse since the 2020 Census. It is less diverse than California overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Camp Pendleton Mainside, that probability was 63.8% in 2020 and 65.6% in the most recent ACS estimates.

Camp Pendleton Mainside is ranked the 507th most populous place in California, out of 1,618 places. This ranking is based on the Census definition of a place, which includes incorporated places like cities, towns, and villages, as well as unincorporated census-designated places (CDPs). Camp Pendleton Mainside was ranked the 502nd most populous place in the 2020 Census.

Camp Pendleton Mainside's White Population

4,279 residents of Camp Pendleton Mainside, or 45.0% of the population, identify as White. The share of White residents in Camp Pendleton Mainside is considerably higher than in California overall, where 33.8% of the population is White. Camp Pendleton Mainside ranks 926th statewide in terms of White residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Camp Pendleton Mainside's White population has declined by an estimated 13.0%. White residents' share of Camp Pendleton Mainside's population has decreased from 50.8% to 45.0%.

Camp Pendleton Mainside is more White than neighboring Oceanside (42.6% White), Fallbrook (36.2% White), and Vista (36.2% White). Camp Pendleton Mainside is less White than neighboring Camp Pendleton South (46.2% White), and Bonsall (60.4% White).

Camp Pendleton Mainside's Black Population

816 residents of Camp Pendleton Mainside, or 8.6% of the population, identify as Black. The share of Black residents in Camp Pendleton Mainside is slightly higher than in California overall, where 5.2% of the population is Black. Camp Pendleton Mainside ranks 71st statewide in terms of Black residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Camp Pendleton Mainside's Black population has declined by an estimated 17.6%. Black residents' share of Camp Pendleton Mainside's population has decreased from 10.2% to 8.6%.

Camp Pendleton Mainside is more Black than neighboring Oceanside (4.2% Black), Camp Pendleton South (6.8% Black), Fallbrook (3.3% Black), Bonsall (1% Black), and Vista (2.7% Black).

Camp Pendleton Mainside's Asian Population

394 residents of Camp Pendleton Mainside, or 4.1% of the population, identify as Asian. The share of Asian residents in Camp Pendleton Mainside is considerably lower than in California overall, where 15.3% of the population is Asian. Camp Pendleton Mainside ranks 556th statewide in terms of Asian residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Camp Pendleton Mainside's Asian population has grown by an estimated 1.8%. Asian residents' share of Camp Pendleton Mainside's population has remained roughly unchanged at 4.1%.

Camp Pendleton Mainside is more Asian than neighboring Fallbrook (3.1% Asian), and Bonsall (2.7% Asian). Camp Pendleton Mainside is less Asian than neighboring Oceanside (8.2% Asian), Camp Pendleton South (8.8% Asian), and Vista (5.6% Asian).

Camp Pendleton Mainside's Hispanic Population

3,415 residents of Camp Pendleton Mainside, or 35.9% of the population, identify as Hispanic. The share of Hispanic residents in Camp Pendleton Mainside is slightly lower than in California overall, where 40.2% of the population is Hispanic. Camp Pendleton Mainside ranks 649th statewide in terms of Hispanic residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Camp Pendleton Mainside's Hispanic population has grown by an estimated 17.6%. Hispanic residents' share of Camp Pendleton Mainside's population has increased from 30.0% to 35.9%.

Camp Pendleton Mainside is more Hispanic than neighboring Camp Pendleton South (30.1% Hispanic), and Bonsall (30.6% Hispanic). Camp Pendleton Mainside is less Hispanic than neighboring Oceanside (37.5% Hispanic), Fallbrook (53.1% Hispanic), and Vista (49.4% Hispanic).

Camp Pendleton Mainside's Native American/Other Population

151 residents of Camp Pendleton Mainside, or 1.6% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Camp Pendleton Mainside is comparable to the share in California overall, where 1.2% of the population is Native American/Other. Camp Pendleton Mainside ranks 321st statewide in terms of Native American/Other residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Camp Pendleton Mainside's Native American/Other population has declined by an estimated 33.8%. Native American/Other residents' share of Camp Pendleton Mainside's population has decreased from 2.4% to 1.6%.

Camp Pendleton Mainside is more Native American/Other than neighboring Oceanside (1.2% Native American/Other), Fallbrook (0.8% Native American/Other), Bonsall (0% Native American/Other), and Vista (1.3% Native American/Other). Camp Pendleton Mainside is less Native American/Other than neighboring Camp Pendleton South (2.1% Native American/Other).

Camp Pendleton Mainside's Multiracial Population

446 residents of Camp Pendleton Mainside, or 4.7% of the population, identify as Multiracial. The share of Multiracial residents in Camp Pendleton Mainside is comparable to the share in California overall, where 4.4% of the population is Multiracial. Camp Pendleton Mainside ranks 1238th statewide in terms of Multiracial residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Camp Pendleton Mainside's Multiracial population has grown by an estimated 76.3%. Multiracial residents' share of Camp Pendleton Mainside's population has increased from 2.6% to 4.7%.

Camp Pendleton Mainside is more Multiracial than neighboring Fallbrook (3.5% Multiracial). Camp Pendleton Mainside is less Multiracial than neighboring Oceanside (6.3% Multiracial), Camp Pendleton South (6% Multiracial), Bonsall (5.3% Multiracial), and Vista (4.9% Multiracial).

Sources: Most recent population estimates are from the 2020-2024 American Community Survey 5-Year Estimates. 2020 population counts and map data are from 2020 Census State Redistricting Data. Geographic data are from Census TIGER/Line Shapefiles.