South San Francisco, CA population age distributions
A complete breakdown of South San Francisco's age demographics from 0 to 85 years, distributed across 18 age groups is listed in the table below.
| Age Group | Population | % of Total Population |
|---|---|---|
| Under 5 years | 2,949 | 4.5% |
| 5 to 9 years | 3,266 | 4.98% |
| 10 to 14 years | 3,091 | 4.71% |
| 15 to 19 years | 3,526 | 5.38% |
| 20 to 24 years | 3,819 | 5.82% |
| 25 to 29 years | 4,260 | 6.49% |
| 30 to 34 years | 4,797 | 7.31% |
| 35 to 39 years | 5,028 | 7.67% |
| 40 to 44 years | 4,457 | 6.79% |
| 45 to 49 years | 4,893 | 7.46% |
| 50 to 54 years | 4,568 | 6.96% |
| 55 to 59 years | 5,086 | 7.75% |
| 60 to 64 years | 4,494 | 6.85% |
| 65 to 69 years | 3,923 | 5.98% |
| 70 to 74 years | 2,836 | 4.32% |
| 75 to 79 years | 1,831 | 2.79% |
| 80 to 84 years | 1,295 | 1.97% |
| 85 years and over | 1,477 | 2.25% |
TABLE OF CONTENTS
South San Francisco, CA population by age group
Sources: U.S. Census Bureau, American Community Survey (ACS) 2018-2022
FIGURE 1
South San Francisco, CA population by age group.
The largest age group is 55 to 59 years with a population of 5,086 (7.75% of the total population).
The largest age group in South San Francisco, CA was for the group of age 55 to 59 years with a population of 5,086 (7.75%), according to the 2018-2022 American Community Survey.
At the same time, the smallest age group in South San Francisco, CA was the 80 to 84 years with a population of 1,295 (1.97%).
South San Francisco, CA population by age cohort
To better understand the age distribution of South San Francisco, CA's population, we divided it into the following 3 cohorts:
- Children : Under the age of 18 years
- Adults (working population): Between the age of 18 and 64 years
- Seniors: 65 years and above
FIGURE 2
South San Francisco, CA population by age cohort
The largest age group was 18 to 64 years with a population of 43,028 (65.60% of the total population).
South San Francisco, CA population by age cohort
Here's the population for each of the three cohorts.
| Age Group | Population | % of Total Population |
|---|---|---|
| Under 18 years | 11,206 | 17.08% |
| 18 to 64 years | 43,028 | 65.6% |
| 65 years and over | 11,362 | 17.32% |
Key stats for each age cohort as per our analysis of U.S. Census Bureau American Community Survey:
- South San Francisco 's population under 18 was 17.08%, compared to the 22.11% nationwide.
- South San Francisco's working population (between 18 and 64) was 65.60%, compared to 61.36% nationwide.
- South San Francisco's elderly or the senior population (over 65 age) was 17.32% as compared to 16.53% nationwide.
South San Francisco, CA population pyramid
Population pyramid for South San Francisco, CA is charted below using the estimates from U.S. Census Bureau's American Community Survey 5-Year estimates. A wide base suggests population increase, narrow base indicates declining birth rates.
Key stats from our analysis of the South San Francisco's population pyramid:
- Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for South San Francisco, CA, is 20.7.
- Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for South San Francisco, CA, is 25.3.
- Total dependency ratio for South San Francisco, CA is 46.0.
- Potential support ratio, which is the number of youth (working age population) per elderly, for South San Francisco, CA is 4.0.
FIGURE 3
South San Francisco, CA population pyramid
South San Francisco population distrubution across age and gender. A wide base suggests population increase, narrow base indicates declining birth rates.
South San Francisco, CA population pyramid
Here's the South San Francisco, CA's male and female population across different age groups .
| Age Group | Population(Male) | Population(Female) | Total Population |
|---|---|---|---|
| Under 5 years | 1,709 | 1,240 | 2,949 |
| 5 to 9 years | 1,760 | 1,506 | 3,266 |
| 10 to 14 years | 1,323 | 1,768 | 3,091 |
| 15 to 19 years | 1,791 | 1,735 | 3,526 |
| 20 to 24 years | 2,001 | 1,818 | 3,819 |
| 25 to 29 years | 2,164 | 2,096 | 4,260 |
| 30 to 34 years | 2,265 | 2,532 | 4,797 |
| 35 to 39 years | 2,724 | 2,304 | 5,028 |
| 40 to 44 years | 2,424 | 2,033 | 4,457 |
| 45 to 49 years | 2,660 | 2,233 | 4,893 |
| 50 to 54 years | 2,552 | 2,016 | 4,568 |
| 55 to 59 years | 2,175 | 2,911 | 5,086 |
| 60 to 64 years | 2,282 | 2,212 | 4,494 |
| 65 to 69 years | 1,933 | 1,990 | 3,923 |
| 70 to 74 years | 1,169 | 1,667 | 2,836 |
| 75 to 79 years | 795 | 1,036 | 1,831 |
| 80 to 84 years | 485 | 810 | 1,295 |
| 85 years and over | 525 | 952 | 1,477 |
Things to know
What is the population of South San Francisco, CA under 18?
South San Francisco's population under the age of 18 is 11,206, as per the latest U.S. Census Bureau's American Community Survey estimates. This population is 17.08% of the total resident population of South San Francisco, CA.
What is the aging population in South San Francisco, CA?
South San Francisco's population aged 65 years and above was 11,362. As per the U.S. Census Bureau's American Community Survey, this population is 17.32% of the entire population.
References
- U.S. Census Bureau American Community Survey (ACS) 2018-2022 5-Year Estimates