Placer County, CA population age distributions
A complete breakdown of Placer 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 | 20,564 | 5.06% |
| 5 to 9 years | 24,356 | 5.99% |
| 10 to 14 years | 27,682 | 6.81% |
| 15 to 19 years | 25,889 | 6.37% |
| 20 to 24 years | 21,202 | 5.21% |
| 25 to 29 years | 20,819 | 5.12% |
| 30 to 34 years | 22,952 | 5.64% |
| 35 to 39 years | 26,424 | 6.5% |
| 40 to 44 years | 28,451 | 7% |
| 45 to 49 years | 26,494 | 6.52% |
| 50 to 54 years | 26,673 | 6.56% |
| 55 to 59 years | 27,730 | 6.82% |
| 60 to 64 years | 26,221 | 6.45% |
| 65 to 69 years | 24,460 | 6.02% |
| 70 to 74 years | 21,315 | 5.24% |
| 75 to 79 years | 14,336 | 3.53% |
| 80 to 84 years | 10,122 | 2.49% |
| 85 years and over | 10,918 | 2.69% |
TABLE OF CONTENTS
Placer County, CA population by age group
Sources: U.S. Census Bureau, American Community Survey (ACS) 2018-2022
FIGURE 1
Placer County, CA population by age group.
The largest age group is 40 to 44 years with a population of 28,451 (7% of the total population).
The largest age group in Placer County, CA was for the group of age 40 to 44 years with a population of 28,451 (7%), according to the 2018-2022 American Community Survey.
At the same time, the smallest age group in Placer County, CA was the 80 to 84 years with a population of 10,122 (2.49%).
Placer County, CA population by age cohort
To better understand the age distribution of Placer 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
Placer County, CA population by age cohort
The largest age group was 18 to 64 years with a population of 236,267 (58.11% of the total population).
Key stats for each age cohort as per our analysis of U.S. Census Bureau American Community Survey:
- Placer County 's population under 18 was 21.94%, compared to the 22.11% nationwide.
- Placer County's working population (between 18 and 64) was 58.11%, compared to 61.36% nationwide.
- Placer County's elderly or the senior population (over 65 age) was 19.96% as compared to 16.53% nationwide.
Placer County, CA population pyramid
Population pyramid for Placer 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 Placer County's population pyramid:
- Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for Placer County, CA, is 28.7.
- Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Placer County, CA, is 32.1.
- Total dependency ratio for Placer County, CA is 60.8.
- Potential support ratio, which is the number of youth (working age population) per elderly, for Placer County, CA is 3.1.
FIGURE 3
Placer County, CA population pyramid
Placer County population distrubution across age and gender. A wide base suggests population increase, narrow base indicates declining birth rates.
Placer County, CA population pyramid
Here's the Placer County, CA's male and female population across different age groups .
| Age Group | Population(Male) | Population(Female) | Total Population |
|---|---|---|---|
| Under 5 years | 10,665 | 9,899 | 20,564 |
| 5 to 9 years | 12,756 | 11,600 | 24,356 |
| 10 to 14 years | 13,863 | 13,819 | 27,682 |
| 15 to 19 years | 13,520 | 12,369 | 25,889 |
| 20 to 24 years | 10,984 | 10,218 | 21,202 |
| 25 to 29 years | 10,651 | 10,168 | 20,819 |
| 30 to 34 years | 11,435 | 11,517 | 22,952 |
| 35 to 39 years | 13,224 | 13,200 | 26,424 |
| 40 to 44 years | 14,390 | 14,061 | 28,451 |
| 45 to 49 years | 13,201 | 13,293 | 26,494 |
| 50 to 54 years | 13,289 | 13,384 | 26,673 |
| 55 to 59 years | 14,033 | 13,697 | 27,730 |
| 60 to 64 years | 12,180 | 14,041 | 26,221 |
| 65 to 69 years | 11,525 | 12,935 | 24,460 |
| 70 to 74 years | 9,673 | 11,642 | 21,315 |
| 75 to 79 years | 6,371 | 7,965 | 14,336 |
| 80 to 84 years | 4,285 | 5,837 | 10,122 |
| 85 years and over | 4,281 | 6,637 | 10,918 |
Things to know
What is the population of Placer County, CA under 18?
Placer County's population under the age of 18 is 89,190, as per the latest U.S. Census Bureau's American Community Survey estimates. This population is 21.94% of the total resident population of Placer County, CA.
What is the aging population in Placer County, CA?
Placer County's population aged 65 years and above was 81,151. As per the U.S. Census Bureau's American Community Survey, this population is 19.96% of the entire population.
References
- U.S. Census Bureau American Community Survey (ACS) 2018-2022 5-Year Estimates