Oakley, CA Demographics

A map of Oakley's Population by Race

Oakley, California has an estimated population of 45,183, an increase from the 43,357 recorded in the 2020 Census. The population is 40.7% White, 34.7% Hispanic, 9.9% Asian, 8.8% Black, 5.3% Multiracial, and 0.6% Native American/Other. This demographic dot map shows the population of Oakley, with one dot drawn for each person counted by the Census, color-coded by race.

Oakley is about as racially diverse as it was in the 2020 Census. It is about as diverse as California overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Oakley, that probability was 69.8% in 2020 and 69.3% in the most recent ACS estimates.

Oakley is ranked the 206th 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). Oakley was ranked the 213th most populous place in the 2020 Census.

Oakley's White Population

18,411 residents of Oakley, or 40.7% of the population, identify as White. The share of White residents in Oakley is higher than in California overall, where 33.8% of the population is White. Oakley ranks 1078th statewide in terms of White residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Oakley's White population has grown by an estimated 10.2%. White residents' share of Oakley's population has increased from 38.5% to 40.7%.

Oakley is more White than neighboring Antioch (23.4% White). Oakley is less White than neighboring Knightsen (54.8% White), Brentwood (42.2% White), Bethel Island (53.4% White), and Byron (50.5% White).

Oakley's Black Population

3,971 residents of Oakley, or 8.8% of the population, identify as Black. The share of Black residents in Oakley is slightly higher than in California overall, where 5.2% of the population is Black. Oakley ranks 116th statewide in terms of Black residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Oakley's Black population has grown by an estimated 15.2%. Black residents' share of Oakley's population has increased from 8.0% to 8.8%.

Oakley is more Black than neighboring Knightsen (0% Black), Brentwood (7.7% Black), Bethel Island (0% Black), and Byron (0.1% Black). Oakley is less Black than neighboring Antioch (18.2% Black).

Oakley's Asian Population

4,458 residents of Oakley, or 9.9% of the population, identify as Asian. The share of Asian residents in Oakley is lower than in California overall, where 15.3% of the population is Asian. Oakley ranks 325th statewide in terms of Asian residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Oakley's Asian population has grown by an estimated 12.5%. Asian residents' share of Oakley's population has increased from 9.1% to 9.9%.

Oakley is more Asian than neighboring Knightsen (0.7% Asian), Bethel Island (2.9% Asian), and Byron (5.3% Asian). Oakley is less Asian than neighboring Brentwood (15.3% Asian), and Antioch (13.9% Asian).

Oakley's Hispanic Population

15,683 residents of Oakley, or 34.7% of the population, identify as Hispanic. The share of Hispanic residents in Oakley is lower than in California overall, where 40.2% of the population is Hispanic. Oakley ranks 530th statewide in terms of Hispanic residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Oakley's Hispanic population has declined by an estimated 1.5%. Hispanic residents' share of Oakley's population has decreased from 36.7% to 34.7%.

Oakley is more Hispanic than neighboring Brentwood (27.1% Hispanic). Oakley is less Hispanic than neighboring Knightsen (38.2% Hispanic), Bethel Island (41.7% Hispanic), Antioch (35.6% Hispanic), and Byron (42.6% Hispanic).

Oakley's Native American/Other Population

276 residents of Oakley, or 0.6% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Oakley is comparable to the share in California overall, where 1.2% of the population is Native American/Other. Oakley ranks 663rd statewide in terms of Native American/Other residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Oakley's Native American/Other population has declined by an estimated 55.9%. Native American/Other residents' share of Oakley's population has decreased from 1.4% to 0.6%.

Oakley is more Native American/Other than neighboring Knightsen (0% Native American/Other), and Byron (0% Native American/Other). Oakley is less Native American/Other than neighboring Brentwood (1.6% Native American/Other), Bethel Island (2% Native American/Other), and Antioch (2.1% Native American/Other).

Oakley's Multiracial Population

2,384 residents of Oakley, or 5.3% of the population, identify as Multiracial. The share of Multiracial residents in Oakley is comparable to the share in California overall, where 4.4% of the population is Multiracial. Oakley ranks 414th statewide in terms of Multiracial residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Oakley's Multiracial population has declined by an estimated 11.1%. Multiracial residents' share of Oakley's population has decreased from 6.2% to 5.3%.

Oakley is more Multiracial than neighboring Bethel Island (0% Multiracial), and Byron (1.5% Multiracial). Oakley is less Multiracial than neighboring Knightsen (6.4% Multiracial), Brentwood (6% 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.