Sierra County, CA population age distributions
A complete breakdown of Sierra County'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 | 0 | - |
| 5 to 9 years | 119 | 4.08% |
| 10 to 14 years | 219 | 7.51% |
| 15 to 19 years | 123 | 4.22% |
| 20 to 24 years | 206 | 7.06% |
| 25 to 29 years | 152 | 5.21% |
| 30 to 34 years | 38 | 1.3% |
| 35 to 39 years | 123 | 4.22% |
| 40 to 44 years | 158 | 5.42% |
| 45 to 49 years | 212 | 7.27% |
| 50 to 54 years | 111 | 3.81% |
| 55 to 59 years | 252 | 8.64% |
| 60 to 64 years | 294 | 10.08% |
| 65 to 69 years | 322 | 11.04% |
| 70 to 74 years | 190 | 6.52% |
| 75 to 79 years | 323 | 11.08% |
| 80 to 84 years | 29 | 0.99% |
| 85 years and over | 45 | 1.54% |
TABLE OF CONTENTS
Sierra County, CA population by age group
Sources: U.S. Census Bureau, American Community Survey (ACS) 2018-2022
FIGURE 1
Sierra County, CA population by age group.
The largest age group is 75 to 79 years with a population of 323 (11.08% of the total population).
The largest age group in Sierra County, CA was for the group of age 75 to 79 years with a population of 323 (11.08%), according to the 2018-2022 American Community Survey.
At the same time, the smallest age group in Sierra County, CA was the Under 5 years with a population of 0 (0%).
Sierra County, CA population by age cohort
To better understand the age distribution of Sierra County, 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
Sierra County, CA population by age cohort
The largest age group was 18 to 64 years with a population of 1,601 (54.90% of the total population).
Key stats for each age cohort as per our analysis of U.S. Census Bureau American Community Survey:
- Sierra County 's population under 18 was 13.92%, compared to the 22.11% nationwide.
- Sierra County's working population (between 18 and 64) was 54.90%, compared to 61.36% nationwide.
- Sierra County's elderly or the senior population (over 65 age) was 31.17% as compared to 16.53% nationwide.
Sierra County, CA population pyramid
Population pyramid for Sierra County, 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 Sierra County's population pyramid:
- Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for Sierra County, CA, is 20.3.
- Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Sierra County, CA, is 54.5.
- Total dependency ratio for Sierra County, CA is 74.7.
- Potential support ratio, which is the number of youth (working age population) per elderly, for Sierra County, CA is 1.8.
FIGURE 3
Sierra County, CA population pyramid
Sierra County population distrubution across age and gender. A wide base suggests population increase, narrow base indicates declining birth rates.
Sierra County, CA population pyramid
Here's the Sierra County, CA's male and female population across different age groups .
| Age Group | Population(Male) | Population(Female) | Total Population |
|---|---|---|---|
| Under 5 years | 0 | 0 | 0 |
| 5 to 9 years | 84 | 35 | 119 |
| 10 to 14 years | 103 | 116 | 219 |
| 15 to 19 years | 29 | 94 | 123 |
| 20 to 24 years | 7 | 199 | 206 |
| 25 to 29 years | 111 | 41 | 152 |
| 30 to 34 years | 32 | 6 | 38 |
| 35 to 39 years | 34 | 89 | 123 |
| 40 to 44 years | 135 | 23 | 158 |
| 45 to 49 years | 65 | 147 | 212 |
| 50 to 54 years | 77 | 34 | 111 |
| 55 to 59 years | 116 | 136 | 252 |
| 60 to 64 years | 170 | 124 | 294 |
| 65 to 69 years | 164 | 158 | 322 |
| 70 to 74 years | 101 | 89 | 190 |
| 75 to 79 years | 149 | 174 | 323 |
| 80 to 84 years | 20 | 9 | 29 |
| 85 years and over | 14 | 31 | 45 |
Things to know
What is the population of Sierra County, CA under 18?
Sierra County's population under the age of 18 is 406, as per the latest U.S. Census Bureau's American Community Survey estimates. This population is 13.92% of the total resident population of Sierra County, CA.
What is the aging population in Sierra County, CA?
Sierra County's population aged 65 years and above was 909. As per the U.S. Census Bureau's American Community Survey, this population is 31.17% of the entire population.
References
- U.S. Census Bureau American Community Survey (ACS) 2018-2022 5-Year Estimates