Antioch, CA Demographics

A map of Antioch's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
Hispanic	41,441	41,965	35.6%	36.4%
White	27,308	26,554	23.4%	23.0%
Black	21,188	23,271	18.2%	20.2%
Asian	16,188	14,570	13.9%	12.6%
Multiracial	7,894	6,250	6.8%	5.4%
Native American/Other	2,458	2,681	2.1%	2.3%

Antioch, California has an estimated population of 116,477, a slight increase from the 115,291 recorded in the 2020 Census. The population is 35.6% Hispanic, 23.4% White, 18.2% Black, 13.9% Asian, 6.8% Multiracial, and 2.1% Native American/Other. This demographic dot map shows the population of Antioch, with one dot drawn for each person counted by the Census, color-coded by race.

Antioch has become slightly more racially diverse since the 2020 Census. It is considerably more 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 Antioch, that probability was 75.4% in 2020 and 76.1% in the most recent ACS estimates.

Antioch is ranked the 54th 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). Antioch was ranked the 56th most populous place in the 2020 Census.

Antioch's White Population

27,308 residents of Antioch, or 23.4% of the population, identify as White. The share of White residents in Antioch is considerably lower than in California overall, where 33.8% of the population is White. Antioch ranks 1269th statewide in terms of White residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Antioch's White population has grown by an estimated 2.8%. White residents' share of Antioch's population has remained roughly unchanged at 23.4%.

Antioch is more White than neighboring Pittsburg (15.8% White). Antioch is less White than neighboring Brentwood (42.2% White), Oakley (40.7% White), Clayton (63% White), and Knightsen (54.8% White).

Antioch's Black Population

21,188 residents of Antioch, or 18.2% of the population, identify as Black. The share of Black residents in Antioch is considerably higher than in California overall, where 5.2% of the population is Black. Antioch ranks 16th statewide in terms of Black residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Antioch's Black population has declined by an estimated 9.0%. Black residents' share of Antioch's population has decreased from 20.2% to 18.2%.

Antioch is more Black than neighboring Brentwood (7.7% Black), Oakley (8.8% Black), Pittsburg (13.7% Black), Clayton (0.4% Black), and Knightsen (0% Black).

Antioch's Asian Population

16,188 residents of Antioch, or 13.9% of the population, identify as Asian. The share of Asian residents in Antioch is comparable to the share in California overall, where 15.3% of the population is Asian. Antioch ranks 235th statewide in terms of Asian residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Antioch's Asian population has grown by an estimated 11.1%. Asian residents' share of Antioch's population has increased from 12.6% to 13.9%.

Antioch is more Asian than neighboring Oakley (9.9% Asian), Clayton (12.7% Asian), and Knightsen (0.7% Asian). Antioch is less Asian than neighboring Brentwood (15.3% Asian), and Pittsburg (19.5% Asian).

Antioch's Hispanic Population

41,441 residents of Antioch, or 35.6% of the population, identify as Hispanic. The share of Hispanic residents in Antioch is slightly lower than in California overall, where 40.2% of the population is Hispanic. Antioch ranks 535th statewide in terms of Hispanic residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Antioch's Hispanic population has declined by an estimated 1.2%. Hispanic residents' share of Antioch's population has decreased from 36.4% to 35.6%.

Antioch is more Hispanic than neighboring Brentwood (27.1% Hispanic), Oakley (34.7% Hispanic), and Clayton (13.5% Hispanic). Antioch is less Hispanic than neighboring Pittsburg (43% Hispanic), and Knightsen (38.2% Hispanic).

Antioch's Native American/Other Population

2,458 residents of Antioch, or 2.1% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Antioch is comparable to the share in California overall, where 1.2% of the population is Native American/Other. Antioch ranks 336th statewide in terms of Native American/Other residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Antioch's Native American/Other population has declined by an estimated 8.3%. Native American/Other residents' share of Antioch's population has remained roughly unchanged at 2.1%.

Antioch is more Native American/Other than neighboring Brentwood (1.6% Native American/Other), Oakley (0.6% Native American/Other), Clayton (0.8% Native American/Other), and Knightsen (0% Native American/Other). Antioch is less Native American/Other than neighboring Pittsburg (2.6% Native American/Other).

Antioch's Multiracial Population

7,894 residents of Antioch, or 6.8% of the population, identify as Multiracial. The share of Multiracial residents in Antioch is slightly higher than in California overall, where 4.4% of the population is Multiracial. Antioch ranks 621st statewide in terms of Multiracial residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Antioch's Multiracial population has grown by an estimated 26.3%. Multiracial residents' share of Antioch's population has increased from 5.4% to 6.8%.

Antioch is more Multiracial than neighboring Brentwood (6% Multiracial), Oakley (5.3% Multiracial), Pittsburg (5.4% Multiracial), and Knightsen (6.4% Multiracial). Antioch is less Multiracial than neighboring Clayton (9.5% 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.