El Cajon, CA Demographics
A map of El Cajon's Population by Race
El Cajon, California has an estimated population of 104,449, a slight decrease from the 106,215 recorded in the 2020 Census. The population is 51.9% White, 29.0% Hispanic, 6.7% Multiracial, 5.8% Black, 5.3% Asian, and 1.3% Native American/Other. This demographic dot map shows the population of El Cajon, with one dot drawn for each person counted by the Census, color-coded by race.
El Cajon has become more racially diverse since the 2020 Census. It is considerably 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 El Cajon, that probability was 62.5% in 2020 and 63.6% in the most recent ACS estimates.
El Cajon is ranked the 70th 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). El Cajon was ranked the 68th most populous place in the 2020 Census.
El Cajon's White Population
54,194 residents of El Cajon, or 51.9% of the population, identify as White. The share of White residents in El Cajon is significantly higher than in California overall, where 33.8% of the population is White. El Cajon ranks 898th statewide in terms of White residents as a share of the population, out of 1,618 places.
Since the 2020 Census, El Cajon's White population has declined by an estimated 3.4%. White residents' share of El Cajon's population has decreased from 52.8% to 51.9%.
El Cajon is more White than neighboring Bostonia (48.6% White). El Cajon is less White than neighboring Casa de Oro-Mount Helix (60.7% White), Winter Gardens (64.4% White), Granite Hills (69.1% White), and Rancho San Diego (70.4% White).
El Cajon's Black Population
6,019 residents of El Cajon, or 5.8% of the population, identify as Black. The share of Black residents in El Cajon is comparable to the share in California overall, where 5.2% of the population is Black. El Cajon ranks 160th statewide in terms of Black residents as a share of the population, out of 1,618 places.
Since the 2020 Census, El Cajon's Black population has declined by an estimated 9.7%. Black residents' share of El Cajon's population has decreased from 6.3% to 5.8%.
El Cajon is more Black than neighboring Casa de Oro-Mount Helix (2.7% Black), Winter Gardens (0.8% Black), Granite Hills (3.6% Black), and Rancho San Diego (1% Black). El Cajon is less Black than neighboring Bostonia (8.8% Black).
El Cajon's Asian Population
5,576 residents of El Cajon, or 5.3% of the population, identify as Asian. The share of Asian residents in El Cajon is lower than in California overall, where 15.3% of the population is Asian. El Cajon ranks 495th statewide in terms of Asian residents as a share of the population, out of 1,618 places.
Since the 2020 Census, El Cajon's Asian population has grown by an estimated 11.4%. Asian residents' share of El Cajon's population has increased from 4.7% to 5.3%.
El Cajon is more Asian than neighboring Bostonia (3.3% Asian), Casa de Oro-Mount Helix (3.1% Asian), Winter Gardens (3.8% Asian), Granite Hills (0.7% Asian), and Rancho San Diego (4.7% Asian).
El Cajon's Hispanic Population
30,244 residents of El Cajon, or 29.0% of the population, identify as Hispanic. The share of Hispanic residents in El Cajon is considerably lower than in California overall, where 40.2% of the population is Hispanic. El Cajon ranks 666th statewide in terms of Hispanic residents as a share of the population, out of 1,618 places.
Since the 2020 Census, El Cajon's Hispanic population has declined by an estimated 3.3%. Hispanic residents' share of El Cajon's population has remained roughly unchanged at 29.0%.
El Cajon is more Hispanic than neighboring Casa de Oro-Mount Helix (26.3% Hispanic), Winter Gardens (27.3% Hispanic), Granite Hills (21% Hispanic), and Rancho San Diego (15.7% Hispanic). El Cajon is less Hispanic than neighboring Bostonia (32.8% Hispanic).
El Cajon's Native American/Other Population
1,405 residents of El Cajon, or 1.3% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in El Cajon is comparable to the share in California overall, where 1.2% of the population is Native American/Other. El Cajon ranks 758th statewide in terms of Native American/Other residents as a share of the population, out of 1,618 places.
Since the 2020 Census, El Cajon's Native American/Other population has grown by an estimated 3.4%. Native American/Other residents' share of El Cajon's population has remained roughly unchanged at 1.3%.
El Cajon is more Native American/Other than neighboring Winter Gardens (0.8% Native American/Other), and Granite Hills (0.3% Native American/Other). El Cajon is less Native American/Other than neighboring Bostonia (1.7% Native American/Other), Casa de Oro-Mount Helix (2.2% Native American/Other), and Rancho San Diego (1.7% Native American/Other).
El Cajon's Multiracial Population
7,011 residents of El Cajon, or 6.7% of the population, identify as Multiracial. The share of Multiracial residents in El Cajon is slightly higher than in California overall, where 4.4% of the population is Multiracial. El Cajon ranks 605th statewide in terms of Multiracial residents as a share of the population, out of 1,618 places.
Since the 2020 Census, El Cajon's Multiracial population has grown by an estimated 20.9%. Multiracial residents' share of El Cajon's population has increased from 5.5% to 6.7%.
El Cajon is more Multiracial than neighboring Bostonia (4.9% Multiracial), Casa de Oro-Mount Helix (4.9% Multiracial), Winter Gardens (2.8% Multiracial), Granite Hills (5.3% Multiracial), and Rancho San Diego (6.4% 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.