Sunnyvale, CA Demographics

A map of Sunnyvale's Population by Race

Sunnyvale, California has an estimated population of 154,236, a slight decrease from the 155,805 recorded in the 2020 Census. The population is 49.4% Asian, 26.5% White, 17.0% Hispanic, 4.3% Multiracial, 1.5% Black, and 1.3% Native American/Other. This demographic dot map shows the population of Sunnyvale, with one dot drawn for each person counted by the Census, color-coded by race.

Sunnyvale has become slightly more racially diverse since the 2020 Census. It is 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 Sunnyvale, that probability was 64.7% in 2020 and 65.5% in the most recent ACS estimates.

Sunnyvale is ranked the 37th 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). Sunnyvale was ranked the 36th most populous place in the 2020 Census.

Sunnyvale's White Population

40,843 residents of Sunnyvale, or 26.5% of the population, identify as White. The share of White residents in Sunnyvale is lower than in California overall, where 33.8% of the population is White. Sunnyvale ranks 1211th statewide in terms of White residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Sunnyvale's White population has declined by an estimated 5.6%. White residents' share of Sunnyvale's population has decreased from 27.8% to 26.5%.

Sunnyvale is more White than neighboring Cupertino (20.4% White). Sunnyvale is less White than neighboring Mountain View (37.4% White), Santa Clara (27.3% White), Los Altos (49.5% White), and Loyola (55% White).

Sunnyvale's Black Population

2,383 residents of Sunnyvale, or 1.5% of the population, identify as Black. The share of Black residents in Sunnyvale is slightly lower than in California overall, where 5.2% of the population is Black. Sunnyvale ranks 589th statewide in terms of Black residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Sunnyvale's Black population has grown by an estimated 11.7%. Black residents' share of Sunnyvale's population has remained roughly unchanged at 1.5%.

Sunnyvale is more Black than neighboring Cupertino (0.5% Black), Los Altos (0.1% Black), and Loyola (1.1% Black). Sunnyvale is less Black than neighboring Mountain View (2.4% Black), and Santa Clara (1.7% Black).

Sunnyvale's Asian Population

76,137 residents of Sunnyvale, or 49.4% of the population, identify as Asian. The share of Asian residents in Sunnyvale is significantly higher than in California overall, where 15.3% of the population is Asian. Sunnyvale ranks 32nd statewide in terms of Asian residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Sunnyvale's Asian population has declined by an estimated 1.8%. Asian residents' share of Sunnyvale's population has remained roughly unchanged at 49.4%.

Sunnyvale is more Asian than neighboring Mountain View (36.3% Asian), Los Altos (38.9% Asian), and Loyola (35.9% Asian). Sunnyvale is less Asian than neighboring Santa Clara (50.2% Asian), and Cupertino (70.8% Asian).

Sunnyvale's Hispanic Population

26,230 residents of Sunnyvale, or 17.0% of the population, identify as Hispanic. The share of Hispanic residents in Sunnyvale is significantly lower than in California overall, where 40.2% of the population is Hispanic. Sunnyvale ranks 995th statewide in terms of Hispanic residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Sunnyvale's Hispanic population has grown by an estimated 3.4%. Hispanic residents' share of Sunnyvale's population has increased from 16.3% to 17.0%.

Sunnyvale is more Hispanic than neighboring Santa Clara (15.7% Hispanic), Cupertino (4.4% Hispanic), Los Altos (6.1% Hispanic), and Loyola (3.1% Hispanic). Sunnyvale is less Hispanic than neighboring Mountain View (17.5% Hispanic).

Sunnyvale's Native American/Other Population

1,975 residents of Sunnyvale, or 1.3% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Sunnyvale is comparable to the share in California overall, where 1.2% of the population is Native American/Other. Sunnyvale ranks 1076th statewide in terms of Native American/Other residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Sunnyvale's Native American/Other population has grown by an estimated 34.8%. Native American/Other residents' share of Sunnyvale's population has remained roughly unchanged at 1.3%.

Sunnyvale is more Native American/Other than neighboring Mountain View (0.4% Native American/Other), Santa Clara (0.8% Native American/Other), Cupertino (0.7% Native American/Other), Los Altos (1% Native American/Other), and Loyola (0.2% Native American/Other).

Sunnyvale's Multiracial Population

6,668 residents of Sunnyvale, or 4.3% of the population, identify as Multiracial. The share of Multiracial residents in Sunnyvale is comparable to the share in California overall, where 4.4% of the population is Multiracial. Sunnyvale ranks 1006th statewide in terms of Multiracial residents as a share of the population, out of 1,618 places.

Since the 2020 Census, Sunnyvale's Multiracial population has grown by an estimated 11.1%. Multiracial residents' share of Sunnyvale's population has remained roughly unchanged at 4.3%.

Sunnyvale is more Multiracial than neighboring Cupertino (3.1% Multiracial). Sunnyvale is less Multiracial than neighboring Mountain View (6% Multiracial), Los Altos (4.4% Multiracial), and Loyola (4.7% 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.