Santa Barbara County, CA Population

Overview

447,651

Total Population

33.9

Median age

49.73%

Female population %

101.1:100

Gender ratio (M:F)

20-24 years

Largest age group

51.5

Total dependency ratio

White

Largest racial group

207,554

Hispanic population

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

TABLE OF CONTENTS

Age

Santa Barbara County's population is young compared to the rest of the country:

The median age in Santa Barbara County is 33.9, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
Santa Barbara County's population under 18 was 22.45%, compared to the 22.51% nationwide.
Santa Barbara County's elderly or the senior population (over 65 age) was 15.24% as compared to 16.04% nationwide.
Of the total population in Santa Barbara County, 18.77% were under the age of 15, 26.36% aged 15 to 29, 39.63% aged 30 to 64, 12.98% aged 65 to 84, and 2.26% were 85 years of age and older.

There are 2,377 less females than males in Santa Barbara County:

The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 49.73% females and 50.27% males in Santa Barbara County, CA.
The Santa Barbara County, CA gender ratio is 101.1:100 i.e. 101.1 men to 100 women (1.011).
For male population, the largest age group is 20-24 years with a population of 24,165.
For the female population, the largest age group is 20-24 years with a population of 22,848.

Santa Barbara County's population has become increasingly diverse:

Racial distribution of Santa Barbara County population: 65.89% are White, 1.88% are Black or African American, 1.19% are American Indian and Alaska Native, 5.50% are Asian, 0.15% are Native Hawaiian and other Pacific Islander, 11.35% are some other race and 14.05% are multiracial.
Santa Barbara County's racial breakdown clearly shows that there is an absolute majority of White population in the county.
By ethnicity, 207,554 is Hispanic or Latino (of any race), and 240,097 (53.63% of the total population) is Non-Hispanic.
The largest racial group in Santa Barbara County is White with a population of 294,936 (65.89% of the total population).

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

The peak population was 448,244 in the year 2020
From 2000 to 2010, Santa Barbara County's population increased by 24,476 (6.12%), as compared to the national growth of 9.63%.
From 2010 to 2020, Santa Barbara County's population increased by 24,026 (5.66%), 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, Santa Barbara County's population was lowest in year 2000 at 399,742.