Overview
3,743
Total Population
24.4
Median age
53.03%
Female population %
88.6:100
Gender ratio (M:F)
10-14 years
Largest age group
60.6
Total dependency ratio
White
Largest racial group
3,676
Hispanic population
Sources: U.S. Census Bureau, American Community Survey (ACS) 2021
TABLE OF CONTENTS
Age
San Joaquin's population is young compared to the rest of the country:
- The median age in San Joaquin is 24.4, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
- San Joaquin's population under 18 was 38.77%, compared to the 22.51% nationwide.
- San Joaquin's elderly or the senior population (over 65 age) was 4.11% as compared to 16.04% nationwide.
- Of the total population in San Joaquin, 33.64% were under the age of 15, 25.19% aged 15 to 29, 37.06% aged 30 to 64, 3.90% aged 65 to 84, and 0.21% were 85 years of age and older.

Read more about San Joaquin, CA population by age ➔
Gender
There are 227 more females than males in San Joaquin:
- The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 53.03% females and 46.97% males in San Joaquin, CA.
- The San Joaquin, CA gender ratio is 88.6:100 i.e. 88.6 men to 100 women (0.886).
- For male population, the largest age group is 10-14 years with a population of 241.
- For the female population, the largest age group is 0-4 years with a population of 260.

Read more about San Joaquin, CA population by gender ➔
Race / Ethnicity
San Joaquin's population has become increasingly diverse:
- Racial distribution of San Joaquin population: 43.36% are White, 0.99% are Black or African American, 0.75% are American Indian and Alaska Native, 42.08% are some other race and 12.82% are multiracial.
- San Joaquin's racial breakdown clearly shows that there is no majority of any race in the city.
- By ethnicity, 3,676 is Hispanic or Latino (of any race), and 67 (1.79% of the total population) is Non-Hispanic.
- The largest racial group in San Joaquin is White with a population of 1,623 (43.36% of the total population).

Read more about San Joaquin, CA population by race ➔
Year by year
San Joaquin's population has already reached its peak and is showing a trend of decline:
- The peak population was 4,399 in the year 2009
- From 2000 to 2010, San Joaquin's population increased by 372 (10.26%), as compared to the national growth of 9.63%.
- From 2010 to 2020, San Joaquin's population decreased by 298 (7.46%), 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 Joaquin's population was lowest in year 2000 at 3,624.

Read more about San Joaquin, 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)