Rio Vista, CA Demographics

A map of Rio Vista's Population by Race

Rio Vista, California has an estimated population of 10,102, a less than 1% change from the 10,005 recorded in the 2020 Census. The population is 61.9% White, 19.3% Hispanic, 10.3% Black, 5.4% Asian, 2.6% Multiracial, and 0.5% Native American/Other. This demographic dot map shows the population of Rio Vista, with one dot drawn for each person counted by the Census, color-coded by race.

Rio Vista has become more 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 Rio Vista, that probability was 55.3% in 2020 and 56.5% in the most recent ACS estimates.

Rio Vista is ranked the 497th 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). Rio Vista was ranked the 496th most populous place in the 2020 Census.

Rio Vista's White Population

6,254 residents of Rio Vista, or 61.9% of the population, identify as White. The share of White residents in Rio Vista is significantly higher than in California overall, where 33.8% of the population is White. Rio Vista ranks 697th statewide in terms of White residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Rio Vista's White population has declined by an estimated 2.2%. White residents' share of Rio Vista's population has decreased from 63.9% to 61.9%.

Rio Vista is more White than neighboring Isleton (42.9% White), Bethel Island (53.4% White), Oakley (40.7% White), Walnut Grove (42.8% White), and Courtland (43.1% White).

Rio Vista's Black Population

1,036 residents of Rio Vista, or 10.3% of the population, identify as Black. The share of Black residents in Rio Vista is higher than in California overall, where 5.2% of the population is Black. Rio Vista ranks 112th statewide in terms of Black residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Rio Vista's Black population has grown by an estimated 28.4%. Black residents' share of Rio Vista's population has increased from 8.1% to 10.3%.

Rio Vista is more Black than neighboring Isleton (2.3% Black), Bethel Island (0% Black), Oakley (8.8% Black), Walnut Grove (0% Black), and Courtland (0% Black).

Rio Vista's Asian Population

548 residents of Rio Vista, or 5.4% of the population, identify as Asian. The share of Asian residents in Rio Vista is lower than in California overall, where 15.3% of the population is Asian. Rio Vista ranks 422nd statewide in terms of Asian residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Rio Vista's Asian population has declined by an estimated 8.5%. Asian residents' share of Rio Vista's population has decreased from 6.0% to 5.4%.

Rio Vista is more Asian than neighboring Isleton (4.4% Asian), Bethel Island (2.9% Asian), and Courtland (1.6% Asian). Rio Vista is less Asian than neighboring Oakley (9.9% Asian), and Walnut Grove (12.3% Asian).

Rio Vista's Hispanic Population

1,949 residents of Rio Vista, or 19.3% of the population, identify as Hispanic. The share of Hispanic residents in Rio Vista is significantly lower than in California overall, where 40.2% of the population is Hispanic. Rio Vista ranks 1002nd statewide in terms of Hispanic residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Rio Vista's Hispanic population has grown by an estimated 21.7%. Hispanic residents' share of Rio Vista's population has increased from 16.0% to 19.3%.

Rio Vista is less Hispanic than neighboring Isleton (42.7% Hispanic), Bethel Island (41.7% Hispanic), Oakley (34.7% Hispanic), Walnut Grove (44.9% Hispanic), and Courtland (53% Hispanic).

Rio Vista's Native American/Other Population

53 residents of Rio Vista, or 0.5% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Rio Vista is comparable to the share in California overall, where 1.2% of the population is Native American/Other. Rio Vista ranks 816th statewide in terms of Native American/Other residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Rio Vista's Native American/Other population has declined by an estimated 56.6%. Native American/Other residents' share of Rio Vista's population has decreased from 1.2% to 0.5%.

Rio Vista is more Native American/Other than neighboring Walnut Grove (0% Native American/Other), and Courtland (0% Native American/Other). Rio Vista is less Native American/Other than neighboring Isleton (6.7% Native American/Other), Bethel Island (2% Native American/Other), and Oakley (0.6% Native American/Other).

Rio Vista's Multiracial Population

262 residents of Rio Vista, or 2.6% of the population, identify as Multiracial. The share of Multiracial residents in Rio Vista is comparable to the share in California overall, where 4.4% of the population is Multiracial. Rio Vista ranks 765th statewide in terms of Multiracial residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Rio Vista's Multiracial population has declined by an estimated 45.5%. Multiracial residents' share of Rio Vista's population has decreased from 4.8% to 2.6%.

Rio Vista is more Multiracial than neighboring Isleton (1% Multiracial), Bethel Island (0% Multiracial), Walnut Grove (0% Multiracial), and Courtland (2.2% Multiracial). Rio Vista is less Multiracial than neighboring Oakley (5.3% 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.