East Baton Rouge Parish, LA population age distribution
A complete breakdown of East Baton Rouge Parish'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 | 29,336 | 6.44% |
5 to 9 years | 30,215 | 6.63% |
10 to 14 years | 27,544 | 6.05% |
15 to 19 years | 32,667 | 7.17% |
20 to 24 years | 46,306 | 10.17% |
25 to 29 years | 34,367 | 7.55% |
30 to 34 years | 30,270 | 6.65% |
35 to 39 years | 30,798 | 6.76% |
40 to 44 years | 25,336 | 5.56% |
45 to 49 years | 24,285 | 5.33% |
50 to 54 years | 24,890 | 5.46% |
55 to 59 years | 26,916 | 5.91% |
60 to 64 years | 27,024 | 5.93% |
65 to 69 years | 24,856 | 5.46% |
70 to 74 years | 16,067 | 3.53% |
75 to 79 years | 11,491 | 2.52% |
80 to 84 years | 6,132 | 1.35% |
85 years and over | 6,947 | 1.53% |
TABLE OF CONTENTS
East Baton Rouge Parish, LA population by age group
Sources: U.S. Census Bureau, American Community Survey (ACS) 2021

The largest age group in East Baton Rouge Parish, LA was for the group of age 20-24 years with a population of 46,306 (10.17%), according to the 2021 American Community Survey.
At the same time, the smallest age group in East Baton Rouge Parish, LA was the 80-84 years with a population of 6,132 (1.35%).
East Baton Rouge Parish, LA population by age cohort
To better understand the age distribution of East Baton Rouge Parish, LA'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

Here's the population for each of the three cohorts.
Age Group | Population | % of Total Population |
---|---|---|
Under 18 years | 104,279 | 22.9% |
18 to 64 years | 285,675 | 62.72% |
85 years and over | 65,493 | 14.38% |
Key stats for each age cohort as per our analysis of U.S. Census Bureau American Community Survey:
- East Baton Rouge Parish's population under 18 was 22.90%, compared to the 22.51% nationwide.
- East Baton Rouge Parish's working population (between 18 and 64) was 62.72%, compared to 61.45% nationwide.
- East Baton Rouge Parish's elderly or the senior population (over 65 age) was 14.38% as compared to 16.04% nationwide.
East Baton Rouge Parish, LA population pyramid
Population pyramid for East Baton Rouge Parish, LA 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 East Baton Rouge Parish's population pyramid:
- Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for East Baton Rouge Parish, LA, is 28.8.
- Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for East Baton Rouge Parish, LA, is 21.6.
- Total dependency ratio for East Baton Rouge Parish, LA is 50.4.
- Potential support ratio, which is the number of youth (working age population) per elderly, for East Baton Rouge Parish, LA is 4.6.

Here's the East Baton Rouge Parish, LA's male and female population across different age groups:
Age Group | Population(Male) | Population(Female) | Total Population |
---|---|---|---|
Under 5 years | 14,825 | 14,511 | 29,336 |
5 to 9 years | 15,723 | 14,492 | 30,215 |
10 to 14 years | 13,634 | 13,910 | 27,544 |
15 to 19 years | 16,168 | 16,499 | 32,667 |
20 to 24 years | 22,551 | 23,755 | 46,306 |
25 to 29 years | 17,061 | 17,306 | 34,367 |
30 to 34 years | 14,935 | 15,335 | 30,270 |
35 to 39 years | 14,476 | 16,322 | 30,798 |
40 to 44 years | 12,732 | 12,604 | 25,336 |
45 to 49 years | 11,529 | 12,756 | 24,285 |
50 to 54 years | 11,791 | 13,099 | 24,890 |
55 to 59 years | 12,567 | 14,349 | 26,916 |
60 to 64 years | 12,418 | 14,606 | 27,024 |
65 to 69 years | 11,529 | 13,327 | 24,856 |
70 to 74 years | 6,971 | 9,096 | 16,067 |
75 to 79 years | 4,578 | 6,913 | 11,491 |
80 to 84 years | 2,588 | 3,544 | 6,132 |
85 years and over | 2,384 | 4,563 | 6,947 |
Things to know
What is the population of East Baton Rouge Parish, LA under 18?
East Baton Rouge Parish's population under the age of 18 is 104,279, as per the latest U.S. Census Bureau's American Community Survey estimates. This population is 22.90% of the total resident population of East Baton Rouge Parish, LA.
What is the aging population in East Baton Rouge Parish, LA?
East Baton Rouge Parish's population aged 65 years and above was 65,493. As per the U.S. Census Bureau's American Community Survey, this population is 14.38% of the entire population.
References
- U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates