Sunnyvale, CA Population

Overview

155,550

Total Population

35.2

Median age

47.82%

Female population %

109.1:100

Gender ratio (M:F)

30-34 years

Largest age group

43.1

Total dependency ratio

Asian

Largest racial group

26,201

Hispanic population

Sources: U.S. Census Bureau, American Community Survey (ACS) 2021

TABLE OF CONTENTS

Age

Sunnyvale's population is young compared to the rest of the country:

The median age in Sunnyvale is 35.2, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
Sunnyvale's population under 18 was 20.87%, compared to the 22.51% nationwide.
Sunnyvale's elderly or the senior population (over 65 age) was 11.90% as compared to 16.04% nationwide.
Of the total population in Sunnyvale, 18.22% were under the age of 15, 19.53% aged 15 to 29, 50.36% aged 30 to 64, 9.92% aged 65 to 84, and 1.98% were 85 years of age and older.

There are 6,796 less females than males in Sunnyvale:

The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 47.82% females and 52.18% males in Sunnyvale, CA.
The Sunnyvale, CA gender ratio is 109.1:100 i.e. 109.1 men to 100 women (1.091).
For male population, the largest age group is 30-34 years with a population of 10,161.
For the female population, the largest age group is 30-34 years with a population of 8,433.

Sunnyvale's population has become increasingly diverse:

Racial distribution of Sunnyvale population: 34.49% are White, 1.31% are Black or African American, 0.52% are American Indian and Alaska Native, 47.96% are Asian, 0.17% are Native Hawaiian and other Pacific Islander, 8.02% are some other race and 7.52% are multiracial.
Sunnyvale's racial breakdown clearly shows that there is no majority of any race in the city.
By ethnicity, 26,201 is Hispanic or Latino (of any race), and 129,349 (83.16% of the total population) is Non-Hispanic.
The largest racial group in Sunnyvale is Asian with a population of 74,609 (47.96% of the total population).

Sunnyvale's population has already reached its peak and is showing a trend of decline:

The peak population was 155,264 in the year 2020
From 2000 to 2010, Sunnyvale's population increased by 9,940 (7.60%), as compared to the national growth of 9.63%.
From 2010 to 2020, Sunnyvale's population increased by 14,478 (10.28%), according to Census Bureau's Population Estimates Program. For the same period, the rate of growth for the United States was 7.17%.
Between the year 2000 and 2022, Sunnyvale's population was lowest in year 2004 at 126,485.