Salt Lake County, UT population age distributions
A complete breakdown of Salt Lake 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 | 78,006 | 6.58% |
| 5 to 9 years | 85,454 | 7.21% |
| 10 to 14 years | 88,366 | 7.46% |
| 15 to 19 years | 86,363 | 7.29% |
| 20 to 24 years | 84,006 | 7.09% |
| 25 to 29 years | 98,415 | 8.31% |
| 30 to 34 years | 95,050 | 8.02% |
| 35 to 39 years | 91,436 | 7.72% |
| 40 to 44 years | 84,398 | 7.12% |
| 45 to 49 years | 73,491 | 6.2% |
| 50 to 54 years | 65,163 | 5.5% |
| 55 to 59 years | 59,029 | 4.98% |
| 60 to 64 years | 58,375 | 4.93% |
| 65 to 69 years | 47,858 | 4.04% |
| 70 to 74 years | 38,020 | 3.21% |
| 75 to 79 years | 22,697 | 1.92% |
| 80 to 84 years | 14,501 | 1.22% |
| 85 years and over | 14,061 | 1.19% |
TABLE OF CONTENTS
Salt Lake County, UT population by age group
Sources: U.S. Census Bureau, American Community Survey (ACS) 2019-2023
FIGURE 1
Salt Lake County, UT population by age group.
The largest age group is 25 to 29 years with a population of 98,415 (8.31% of the total population).
The largest age group in Salt Lake County, UT was for the group of age 25 to 29 years with a population of 98,415 (8.31%), according to the 2019-2023 American Community Survey.
At the same time, the smallest age group in Salt Lake County, UT was the 85 years and over with a population of 14,061 (1.19%).
Salt Lake County, UT population by age cohort
To better understand the age distribution of Salt Lake County, UT'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
Salt Lake County, UT population by age cohort
The largest age group was 18 to 64 years with a population of 741,208 (62.57% of the total population).
Salt Lake County, UT population by age cohort
Here's the population for each of the three cohorts.
| Age Group | Population | % of Total Population |
|---|---|---|
| Under 18 years | 306,344 | 25.86% |
| 18 to 64 years | 741,208 | 62.57% |
| 65 years and over | 137,137 | 11.58% |
Key stats for each age cohort as per our analysis of U.S. Census Bureau American Community Survey:
- Salt Lake County 's population under 18 was 25.86%, compared to the 22.16% nationwide.
- Salt Lake County's working population (between 18 and 64) was 62.57%, compared to 61% nationwide.
- Salt Lake County's elderly or the senior population (over 65 age) was 11.58% as compared to 16.84% nationwide.
Salt Lake County, UT population pyramid
Population pyramid for Salt Lake County, UT 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 Salt Lake County's population pyramid:
- Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for Salt Lake County, UT, is 31.6.
- Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Salt Lake County, UT, is 17.2.
- Total dependency ratio for Salt Lake County, UT is 48.9.
- Potential support ratio, which is the number of youth (working age population) per elderly, for Salt Lake County, UT is 5.8.
FIGURE 3
Salt Lake County, UT population pyramid
Salt Lake County population distrubution across age and gender. A wide base suggests population increase, narrow base indicates declining birth rates.
Salt Lake County, UT population pyramid
Here's the Salt Lake County, UT's male and female population across different age groups .
| Age Group | Population(Male) | Population(Female) | Total Population |
|---|---|---|---|
| Under 5 years | 39,972 | 38,034 | 78,006 |
| 5 to 9 years | 43,237 | 42,217 | 85,454 |
| 10 to 14 years | 45,533 | 42,833 | 88,366 |
| 15 to 19 years | 44,550 | 41,813 | 86,363 |
| 20 to 24 years | 42,728 | 41,278 | 84,006 |
| 25 to 29 years | 50,238 | 48,177 | 98,415 |
| 30 to 34 years | 48,732 | 46,318 | 95,050 |
| 35 to 39 years | 48,183 | 43,253 | 91,436 |
| 40 to 44 years | 42,065 | 42,333 | 84,398 |
| 45 to 49 years | 37,985 | 35,506 | 73,491 |
| 50 to 54 years | 33,602 | 31,561 | 65,163 |
| 55 to 59 years | 29,852 | 29,177 | 59,029 |
| 60 to 64 years | 28,574 | 29,801 | 58,375 |
| 65 to 69 years | 23,936 | 23,922 | 47,858 |
| 70 to 74 years | 17,451 | 20,569 | 38,020 |
| 75 to 79 years | 10,861 | 11,836 | 22,697 |
| 80 to 84 years | 5,866 | 8,635 | 14,501 |
| 85 years and over | 5,334 | 8,727 | 14,061 |
Things to know
What is the population of Salt Lake County, UT under 18?
Salt Lake County's population under the age of 18 is 306,344, as per the latest U.S. Census Bureau's American Community Survey estimates. This population is 25.86% of the total resident population of Salt Lake County, UT.
What is the aging population in Salt Lake County, UT?
Salt Lake County's population aged 65 years and above was 137,137. As per the U.S. Census Bureau's American Community Survey, this population is 11.58% of the entire population.
References
- U.S. Census Bureau American Community Survey (ACS) 2019-2023 5-Year Estimates