Overview
2.17 million
Total Population
33.8
Median age
50.00%
Female population %
1:100
Gender ratio (M:F)
25-29 years
Largest age group
50.2
Total dependency ratio
White
Largest racial group
1.18 million
Hispanic population
Sources: U.S. Census Bureau, American Community Survey (ACS) 2021
TABLE OF CONTENTS
Age
San Bernardino County's population is young compared to the rest of the country:
- The median age in San Bernardino County is 33.8, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
- San Bernardino County's population under 18 was 26.44%, compared to the 22.51% nationwide.
- San Bernardino County's elderly or the senior population (over 65 age) was 11.56% as compared to 16.04% nationwide.
- Of the total population in San Bernardino County, 21.88% were under the age of 15, 22.51% aged 15 to 29, 44.05% aged 30 to 64, 10.31% aged 65 to 84, and 1.24% were 85 years of age and older.

Read more about San Bernardino County, CA population by age ➔
Gender
There are 131 less females than males in San Bernardino County:
- The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 50.00% females and 50.00% males in San Bernardino County, CA.
- The San Bernardino County, CA gender ratio is 1:100 i.e. 1 men to 100 women (1.000).
- For male population, the largest age group is 25-29 years with a population of 86,973.
- For the female population, the largest age group is 25-29 years with a population of 83,400.

Read more about San Bernardino County, CA population by gender ➔
Race / Ethnicity
San Bernardino County's population has become increasingly diverse:
- Racial distribution of San Bernardino County population: 50.72% are White, 8.02% are Black or African American, 1.08% are American Indian and Alaska Native, 7.50% are Asian, 0.32% are Native Hawaiian and other Pacific Islander, 19.95% are some other race and 12.41% are multiracial.
- San Bernardino County's racial breakdown clearly shows that there is an absolute majority of White population in the county.
- By ethnicity, 1.18 million is Hispanic or Latino (of any race), and 986,116 (45.42% of the total population) is Non-Hispanic.
- The largest racial group in San Bernardino County is White with a population of 1.10 million (50.72% of the total population).

Read more about San Bernardino County, CA population by race ➔
Year by year
San Bernardino County's population has not reached its peak yet and is showing a trend of further growth:
- The peak population was 2,193,656 in the year 2022
- From 2000 to 2010, San Bernardino County's population increased by 322,226 (18.75%), as compared to the national growth of 9.63%.
- From 2010 to 2020, San Bernardino County's population increased by 142,436 (6.98%), 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, San Bernardino County's population was lowest in year 2000 at 1,718,577.

Read more about San Bernardino County, CA population by year ➔
References
- U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates
- U.S. Census Bureau Population Estimates Population Estimates Program (PEP)