Rialto, CA Demographics

A map of Rialto's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
Hispanic	77,942	77,345	74.8%	74.4%
Black	11,764	11,722	11.3%	11.3%
White	9,172	9,568	8.8%	9.2%
Asian	2,294	2,457	2.2%	2.4%
Multiracial	1,807	1,826	1.7%	1.8%
Native American/Other	1,164	1,108	1.1%	1.1%

Rialto, California has an estimated population of 104,143, a less than 1% change from the 104,026 recorded in the 2020 Census. The population is 74.8% Hispanic, 11.3% Black, 8.8% White, 2.2% Asian, 1.7% Multiracial, and 1.1% Native American/Other. This demographic dot map shows the population of Rialto, with one dot drawn for each person counted by the Census, color-coded by race.

Rialto has become slightly less 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 Rialto, that probability was 42.5% in 2020 and 41.8% in the most recent ACS estimates.

Rialto is ranked the 71st 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). Rialto was ranked the 72nd most populous place in the 2020 Census.

Rialto's White Population

9,172 residents of Rialto, or 8.8% of the population, identify as White. The share of White residents in Rialto is significantly lower than in California overall, where 33.8% of the population is White. Rialto ranks 1450th statewide in terms of White residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Rialto's White population has declined by an estimated 4.1%. White residents' share of Rialto's population has remained roughly unchanged at 8.8%.

Rialto is more White than neighboring Muscoy (8.2% White), and Bloomington (8.5% White). Rialto is less White than neighboring Fontana (13% White), Colton (9.6% White), and San Bernardino (11.9% White).

Rialto's Black Population

11,764 residents of Rialto, or 11.3% of the population, identify as Black. The share of Black residents in Rialto is higher than in California overall, where 5.2% of the population is Black. Rialto ranks 58th statewide in terms of Black residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Rialto's Black population has remained roughly the same. Black residents' share of Rialto's population has remained roughly unchanged at 11.3%.

Rialto is more Black than neighboring Muscoy (2% Black), Bloomington (3.1% Black), Fontana (7.6% Black), Colton (7.5% Black), and San Bernardino (10.6% Black).

Rialto's Asian Population

2,294 residents of Rialto, or 2.2% of the population, identify as Asian. The share of Asian residents in Rialto is considerably lower than in California overall, where 15.3% of the population is Asian. Rialto ranks 759th statewide in terms of Asian residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Rialto's Asian population has declined by an estimated 6.6%. Asian residents' share of Rialto's population has remained roughly unchanged at 2.2%.

Rialto is more Asian than neighboring Bloomington (0.7% Asian). Rialto is less Asian than neighboring Muscoy (3.3% Asian), Fontana (8.2% Asian), Colton (3.8% Asian), and San Bernardino (3.6% Asian).

Rialto's Hispanic Population

77,942 residents of Rialto, or 74.8% of the population, identify as Hispanic. The share of Hispanic residents in Rialto is significantly higher than in California overall, where 40.2% of the population is Hispanic. Rialto ranks 204th statewide in terms of Hispanic residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Rialto's Hispanic population has remained roughly the same. Hispanic residents' share of Rialto's population has remained roughly unchanged at 74.8%.

Rialto is more Hispanic than neighboring Fontana (67.6% Hispanic), and San Bernardino (70.2% Hispanic). Rialto is less Hispanic than neighboring Muscoy (85% Hispanic), Bloomington (86.7% Hispanic), and Colton (75.2% Hispanic).

Rialto's Native American/Other Population

1,164 residents of Rialto, or 1.1% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Rialto is comparable to the share in California overall, where 1.2% of the population is Native American/Other. Rialto ranks 945th statewide in terms of Native American/Other residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Rialto's Native American/Other population has grown by an estimated 5.1%. Native American/Other residents' share of Rialto's population has remained roughly unchanged at 1.1%.

Rialto is more Native American/Other than neighboring Muscoy (0.3% Native American/Other), Bloomington (0.6% Native American/Other), and Fontana (1% Native American/Other). Rialto is less Native American/Other than neighboring Colton (1.4% Native American/Other).

Rialto's Multiracial Population

1,807 residents of Rialto, or 1.7% of the population, identify as Multiracial. The share of Multiracial residents in Rialto is slightly lower than in California overall, where 4.4% of the population is Multiracial. Rialto ranks 1364th statewide in terms of Multiracial residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Rialto's Multiracial population has declined by an estimated 1.0%. Multiracial residents' share of Rialto's population has remained roughly unchanged at 1.7%.

Rialto is more Multiracial than neighboring Muscoy (1.2% Multiracial), and Bloomington (0.4% Multiracial). Rialto is less Multiracial than neighboring Fontana (2.7% Multiracial), Colton (2.5% Multiracial), and San Bernardino (2.6% 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.