Brentwood, CA Demographics

A map of Brentwood's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	27,519	29,487	42.2%	45.9%
Hispanic	17,700	17,121	27.1%	26.6%
Asian	10,001	8,406	15.3%	13.1%
Black	5,020	4,230	7.7%	6.6%
Multiracial	3,913	4,214	6.0%	6.6%
Native American/Other	1,055	834	1.6%	1.3%

Brentwood, California has an estimated population of 65,208, a slight increase from the 64,292 recorded in the 2020 Census. The population is 42.2% White, 27.1% Hispanic, 15.3% Asian, 7.7% Black, 6.0% Multiracial, and 1.6% Native American/Other. This demographic dot map shows the population of Brentwood, with one dot drawn for each person counted by the Census, color-coded by race.

Brentwood has become more racially diverse since the 2020 Census. It is 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 Brentwood, that probability was 69.3% in 2020 and 71.5% in the most recent ACS estimates.

Brentwood is ranked the 140th 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). Brentwood was ranked the 145th most populous place in the 2020 Census.

Brentwood's White Population

27,519 residents of Brentwood, or 42.2% of the population, identify as White. The share of White residents in Brentwood is higher than in California overall, where 33.8% of the population is White. Brentwood ranks 997th statewide in terms of White residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Brentwood's White population has declined by an estimated 6.7%. White residents' share of Brentwood's population has decreased from 45.9% to 42.2%.

Brentwood is more White than neighboring Oakley (40.7% White), and Antioch (23.4% White). Brentwood is less White than neighboring Knightsen (54.8% White), Byron (50.5% White), and Bethel Island (53.4% White).

Brentwood's Black Population

5,020 residents of Brentwood, or 7.7% of the population, identify as Black. The share of Black residents in Brentwood is slightly higher than in California overall, where 5.2% of the population is Black. Brentwood ranks 146th statewide in terms of Black residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Brentwood's Black population has grown by an estimated 18.7%. Black residents' share of Brentwood's population has increased from 6.6% to 7.7%.

Brentwood is more Black than neighboring Knightsen (0% Black), Byron (0.1% Black), and Bethel Island (0% Black). Brentwood is less Black than neighboring Oakley (8.8% Black), and Antioch (18.2% Black).

Brentwood's Asian Population

10,001 residents of Brentwood, or 15.3% of the population, identify as Asian. The share of Asian residents in Brentwood is comparable to the share in California overall, where 15.3% of the population is Asian. Brentwood ranks 226th statewide in terms of Asian residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Brentwood's Asian population has grown by an estimated 19.0%. Asian residents' share of Brentwood's population has increased from 13.1% to 15.3%.

Brentwood is more Asian than neighboring Oakley (9.9% Asian), Knightsen (0.7% Asian), Antioch (13.9% Asian), Byron (5.3% Asian), and Bethel Island (2.9% Asian).

Brentwood's Hispanic Population

17,700 residents of Brentwood, or 27.1% of the population, identify as Hispanic. The share of Hispanic residents in Brentwood is considerably lower than in California overall, where 40.2% of the population is Hispanic. Brentwood ranks 724th statewide in terms of Hispanic residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Brentwood's Hispanic population has grown by an estimated 3.4%. Hispanic residents' share of Brentwood's population has increased from 26.6% to 27.1%.

Brentwood is less Hispanic than neighboring Oakley (34.7% Hispanic), Knightsen (38.2% Hispanic), Antioch (35.6% Hispanic), Byron (42.6% Hispanic), and Bethel Island (41.7% Hispanic).

Brentwood's Native American/Other Population

1,055 residents of Brentwood, 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 Brentwood is comparable to the share in California overall, where 1.2% of the population is Native American/Other. Brentwood ranks 750th statewide in terms of Native American/Other residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Brentwood's Native American/Other population has grown by an estimated 26.5%. Native American/Other residents' share of Brentwood's population has remained roughly unchanged at 1.6%.

Brentwood is more Native American/Other than neighboring Oakley (0.6% Native American/Other), Knightsen (0% Native American/Other), and Byron (0% Native American/Other). Brentwood is less Native American/Other than neighboring Antioch (2.1% Native American/Other), and Bethel Island (2% Native American/Other).

Brentwood's Multiracial Population

3,913 residents of Brentwood, or 6.0% of the population, identify as Multiracial. The share of Multiracial residents in Brentwood is comparable to the share in California overall, where 4.4% of the population is Multiracial. Brentwood ranks 352nd statewide in terms of Multiracial residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Brentwood's Multiracial population has declined by an estimated 7.1%. Multiracial residents' share of Brentwood's population has decreased from 6.6% to 6.0%.

Brentwood is more Multiracial than neighboring Oakley (5.3% Multiracial), Byron (1.5% Multiracial), and Bethel Island (0% Multiracial). Brentwood is less Multiracial than neighboring Knightsen (6.4% Multiracial), and Antioch (6.8% 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.