Rancho Cucamonga, CA Demographics

A map of Rancho Cucamonga's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
Hispanic	66,809	65,261	38.1%	37.4%
White	58,516	59,931	33.4%	34.4%
Asian	26,332	25,186	15.0%	14.4%
Black	14,634	15,237	8.3%	8.7%
Multiracial	6,971	7,107	4.0%	4.1%
Native American/Other	2,149	1,731	1.2%	1.0%

Rancho Cucamonga, California has an estimated population of 175,411, a less than 1% change from the 174,453 recorded in the 2020 Census. The population is 38.1% Hispanic, 33.4% White, 15.0% Asian, 8.3% Black, 4.0% Multiracial, and 1.2% Native American/Other. This demographic dot map shows the population of Rancho Cucamonga, with one dot drawn for each person counted by the Census, color-coded by race.

Rancho Cucamonga is about as racially diverse as it was in 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 Rancho Cucamonga, that probability was 71.2% in 2020 and 71.2% in the most recent ACS estimates.

Rancho Cucamonga is ranked the 28th 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). Rancho Cucamonga was ranked the 28th most populous place in the 2020 Census.

Rancho Cucamonga's White Population

58,516 residents of Rancho Cucamonga, or 33.4% of the population, identify as White. The share of White residents in Rancho Cucamonga is comparable to the share in California overall, where 33.8% of the population is White. Rancho Cucamonga ranks 1127th statewide in terms of White residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Rancho Cucamonga's White population has declined by an estimated 2.4%. White residents' share of Rancho Cucamonga's population has decreased from 34.4% to 33.4%.

Rancho Cucamonga is more White than neighboring Ontario (12.3% White), and Fontana (13% White). Rancho Cucamonga is less White than neighboring Upland (34.2% White), San Antonio Heights (56.8% White), and Lytle Creek (77.1% White).

Rancho Cucamonga's Black Population

14,634 residents of Rancho Cucamonga, or 8.3% of the population, identify as Black. The share of Black residents in Rancho Cucamonga is slightly higher than in California overall, where 5.2% of the population is Black. Rancho Cucamonga ranks 98th statewide in terms of Black residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Rancho Cucamonga's Black population has declined by an estimated 4.0%. Black residents' share of Rancho Cucamonga's population has remained roughly unchanged at 8.3%.

Rancho Cucamonga is more Black than neighboring Upland (5.9% Black), Ontario (5.8% Black), San Antonio Heights (1.4% Black), Fontana (7.6% Black), and Lytle Creek (0% Black).

Rancho Cucamonga's Asian Population

26,332 residents of Rancho Cucamonga, or 15.0% of the population, identify as Asian. The share of Asian residents in Rancho Cucamonga is comparable to the share in California overall, where 15.3% of the population is Asian. Rancho Cucamonga ranks 193rd statewide in terms of Asian residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Rancho Cucamonga's Asian population has grown by an estimated 4.6%. Asian residents' share of Rancho Cucamonga's population has increased from 14.4% to 15.0%.

Rancho Cucamonga is more Asian than neighboring Upland (11.1% Asian), Ontario (9.6% Asian), San Antonio Heights (9.8% Asian), Fontana (8.2% Asian), and Lytle Creek (4.5% Asian).

Rancho Cucamonga's Hispanic Population

66,809 residents of Rancho Cucamonga, or 38.1% of the population, identify as Hispanic. The share of Hispanic residents in Rancho Cucamonga is slightly lower than in California overall, where 40.2% of the population is Hispanic. Rancho Cucamonga ranks 516th statewide in terms of Hispanic residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Rancho Cucamonga's Hispanic population has grown by an estimated 2.4%. Hispanic residents' share of Rancho Cucamonga's population has increased from 37.4% to 38.1%.

Rancho Cucamonga is more Hispanic than neighboring San Antonio Heights (29% Hispanic), and Lytle Creek (18.5% Hispanic). Rancho Cucamonga is less Hispanic than neighboring Upland (43.4% Hispanic), Ontario (68.6% Hispanic), and Fontana (67.6% Hispanic).

Rancho Cucamonga's Native American/Other Population

2,149 residents of Rancho Cucamonga, or 1.2% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Rancho Cucamonga is comparable to the share in California overall, where 1.2% of the population is Native American/Other. Rancho Cucamonga ranks 1033rd statewide in terms of Native American/Other residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Rancho Cucamonga's Native American/Other population has grown by an estimated 24.1%. Native American/Other residents' share of Rancho Cucamonga's population has remained roughly unchanged at 1.2%.

Rancho Cucamonga is more Native American/Other than neighboring Ontario (0.8% Native American/Other), San Antonio Heights (0.2% Native American/Other), Fontana (1% Native American/Other), and Lytle Creek (0% Native American/Other). Rancho Cucamonga is less Native American/Other than neighboring Upland (1.3% Native American/Other).

Rancho Cucamonga's Multiracial Population

6,971 residents of Rancho Cucamonga, or 4.0% of the population, identify as Multiracial. The share of Multiracial residents in Rancho Cucamonga is comparable to the share in California overall, where 4.4% of the population is Multiracial. Rancho Cucamonga ranks 955th statewide in terms of Multiracial residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Rancho Cucamonga's Multiracial population has declined by an estimated 1.9%. Multiracial residents' share of Rancho Cucamonga's population has remained roughly unchanged at 4.0%.

Rancho Cucamonga is more Multiracial than neighboring Ontario (2.9% Multiracial), San Antonio Heights (2.7% Multiracial), Fontana (2.7% Multiracial), and Lytle Creek (0% Multiracial). Rancho Cucamonga is less Multiracial than neighboring Upland (4.1% 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.