Baltimore County, MD population age distributions
A complete breakdown of Baltimore 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 | 48,892 | 5.75% |
| 5 to 9 years | 50,905 | 5.98% |
| 10 to 14 years | 52,256 | 6.14% |
| 15 to 19 years | 56,063 | 6.59% |
| 20 to 24 years | 53,010 | 6.23% |
| 25 to 29 years | 54,530 | 6.41% |
| 30 to 34 years | 58,087 | 6.83% |
| 35 to 39 years | 56,338 | 6.62% |
| 40 to 44 years | 51,064 | 6% |
| 45 to 49 years | 50,344 | 5.92% |
| 50 to 54 years | 54,255 | 6.38% |
| 55 to 59 years | 56,110 | 6.6% |
| 60 to 64 years | 58,991 | 6.93% |
| 65 to 69 years | 47,726 | 5.61% |
| 70 to 74 years | 38,065 | 4.47% |
| 75 to 79 years | 26,071 | 3.06% |
| 80 to 84 years | 17,366 | 2.04% |
| 85 years and over | 20,664 | 2.43% |
TABLE OF CONTENTS
Baltimore County, MD population by age group
Sources: U.S. Census Bureau, American Community Survey (ACS) 2018-2022
FIGURE 1
Baltimore County, MD population by age group.
The largest age group is 60 to 64 years with a population of 58,991 (6.93% of the total population).
The largest age group in Baltimore County, MD was for the group of age 60 to 64 years with a population of 58,991 (6.93%), according to the 2018-2022 American Community Survey.
At the same time, the smallest age group in Baltimore County, MD was the 80 to 84 years with a population of 17,366 (2.04%).
Baltimore County, MD population by age cohort
To better understand the age distribution of Baltimore County, MD'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
Baltimore County, MD population by age cohort
The largest age group was 18 to 64 years with a population of 517,022 (60.77% of the total population).
Baltimore County, MD population by age cohort
Here's the population for each of the three cohorts.
| Age Group | Population | % of Total Population |
|---|---|---|
| Under 18 years | 183,823 | 21.61% |
| 18 to 64 years | 517,022 | 60.77% |
| 65 years and over | 149,892 | 17.62% |
Key stats for each age cohort as per our analysis of U.S. Census Bureau American Community Survey:
- Baltimore County 's population under 18 was 21.61%, compared to the 22.11% nationwide.
- Baltimore County's working population (between 18 and 64) was 60.77%, compared to 61.36% nationwide.
- Baltimore County's elderly or the senior population (over 65 age) was 17.62% as compared to 16.53% nationwide.
Baltimore County, MD population pyramid
Population pyramid for Baltimore County, MD 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 Baltimore County's population pyramid:
- Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for Baltimore County, MD, is 27.7.
- Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Baltimore County, MD, is 27.3.
- Total dependency ratio for Baltimore County, MD is 55.0.
- Potential support ratio, which is the number of youth (working age population) per elderly, for Baltimore County, MD is 3.7.
FIGURE 3
Baltimore County, MD population pyramid
Baltimore County population distrubution across age and gender. A wide base suggests population increase, narrow base indicates declining birth rates.
Baltimore County, MD population pyramid
Here's the Baltimore County, MD's male and female population across different age groups .
| Age Group | Population(Male) | Population(Female) | Total Population |
|---|---|---|---|
| Under 5 years | 24,752 | 24,140 | 48,892 |
| 5 to 9 years | 25,590 | 25,315 | 50,905 |
| 10 to 14 years | 26,926 | 25,330 | 52,256 |
| 15 to 19 years | 28,109 | 27,954 | 56,063 |
| 20 to 24 years | 26,233 | 26,777 | 53,010 |
| 25 to 29 years | 26,545 | 27,985 | 54,530 |
| 30 to 34 years | 27,981 | 30,106 | 58,087 |
| 35 to 39 years | 27,079 | 29,259 | 56,338 |
| 40 to 44 years | 24,193 | 26,871 | 51,064 |
| 45 to 49 years | 23,988 | 26,356 | 50,344 |
| 50 to 54 years | 25,989 | 28,266 | 54,255 |
| 55 to 59 years | 26,024 | 30,086 | 56,110 |
| 60 to 64 years | 28,581 | 30,410 | 58,991 |
| 65 to 69 years | 21,236 | 26,490 | 47,726 |
| 70 to 74 years | 17,600 | 20,465 | 38,065 |
| 75 to 79 years | 10,407 | 15,664 | 26,071 |
| 80 to 84 years | 6,989 | 10,377 | 17,366 |
| 85 years and over | 7,084 | 13,580 | 20,664 |
Things to know
What is the population of Baltimore County, MD under 18?
Baltimore County's population under the age of 18 is 183,823, as per the latest U.S. Census Bureau's American Community Survey estimates. This population is 21.61% of the total resident population of Baltimore County, MD.
What is the aging population in Baltimore County, MD?
Baltimore County's population aged 65 years and above was 149,892. As per the U.S. Census Bureau's American Community Survey, this population is 17.62% of the entire population.
References
- U.S. Census Bureau American Community Survey (ACS) 2018-2022 5-Year Estimates