Overview
35,319
Total Population
44.8
Median age
53.15%
Female population %
88.1:100
Gender ratio (M:F)
55-59 years
Largest age group
56.8
Total dependency ratio
White
Largest racial group
12,501
Hispanic population
Sources: U.S. Census Bureau, American Community Survey (ACS) 2021
TABLE OF CONTENTS
Age
San Juan Capistrano's population is old compared to the rest of the country:
- The median age in San Juan Capistrano is 44.8, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
- San Juan Capistrano's population under 18 was 21.37%, compared to the 22.51% nationwide.
- San Juan Capistrano's elderly or the senior population (over 65 age) was 19.76% as compared to 16.04% nationwide.
- Of the total population in San Juan Capistrano, 16.47% were under the age of 15, 17.46% aged 15 to 29, 46.31% aged 30 to 64, 16.97% aged 65 to 84, and 2.79% were 85 years of age and older.

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Gender
There are 2,225 more females than males in San Juan Capistrano:
- The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 53.15% females and 46.85% males in San Juan Capistrano, CA.
- The San Juan Capistrano, CA gender ratio is 88.1:100 i.e. 88.1 men to 100 women (0.881).
- For male population, the largest age group is 50-54 years with a population of 1,495.
- For the female population, the largest age group is 55-59 years with a population of 1,597.

Read more about San Juan Capistrano, CA population by gender ➔
Race / Ethnicity
San Juan Capistrano's population has become increasingly diverse:
- Racial distribution of San Juan Capistrano population: 68.51% are White, 0.91% are Black or African American, 0.72% are American Indian and Alaska Native, 4.02% are Asian, 15.43% are some other race and 10.41% are multiracial.
- San Juan Capistrano's racial breakdown clearly shows that there is an absolute majority of White population in the city.
- By ethnicity, 12,501 is Hispanic or Latino (of any race), and 22,818 (64.61% of the total population) is Non-Hispanic.
- The largest racial group in San Juan Capistrano is White with a population of 24,198 (68.51% of the total population).

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Year by year
San Juan Capistrano's population has already reached its peak and is showing a trend of decline:
- The peak population was 36,102 in the year 2016
- From 2000 to 2010, San Juan Capistrano's population increased by 679 (2.01%), as compared to the national growth of 9.63%.
- From 2010 to 2020, San Juan Capistrano's population increased by 727 (2.11%), 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 Juan Capistrano's population was lowest in year 2000 at 33,774.

Read more about San Juan Capistrano, 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)