Monroe County, TN Population By Age Group and Age Cohort in 2021 (ACS-5Yrs)

Updated on February 28, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, among the 46.04K Monroe County, TN population, the 55-59yrs age group constituted the highest percentage of the total population (8.35%), followed by the 70-74yrs age group (6.83%), and the 50-54yrs age group (6.82%).

In the case of age cohorts, Adults (18-64yrs) constituted the highest percentage of the total population (57.60%), followed by Children (0-17yrs) (21.32%), and Seniors (65yrs and Over) (21.08%).

The first and second charts below shows the percentage of the population by age group and age cohort respectively. The table below also shows the number and percentages for each age group and age cohort.

You can see similar information for other Tennessee counties, and for Tennessee.

Monroe County, TN Percentages of Population By Age Group in 2021
55-59yrs
70-74yrs
50-54yrs
10-14yrs
60-64yrs
65-69yrs
45-49yrs
15-19yrs
35-39yrs
25-29yrs
Monroe County, TN Percentages of Population By Age Cohort in 2021
Adults (18-64yrs)
Children (0-17yrs)
Seniors (65yrs and Over)
Monroe County, TN Population By Age Group in 2021
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Age Group Number of People % of Total
55-59yrs 3844 8.35
70-74yrs 3145 6.83
50-54yrs 3139 6.82
10-14yrs 3053 6.63
60-64yrs 3036 6.59
65-69yrs 2922 6.35
45-49yrs 2917 6.34
15-19yrs 2884 6.26
35-39yrs 2711 5.89
25-29yrs 2641 5.74
30-34yrs 2522 5.48
5-9yrs 2478 5.38
40-44yrs 2470 5.37
Under 5yrs 2408 5.23
20-24yrs 2233 4.85
75-79yrs 1812 3.94
80-84yrs 1049 2.28
85yrs and Over 777 1.69
Monroe County, TN Population By Age Cohort in 2021
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Age Cohort Number of People % of Total
Adults (18-64yrs) 26519 57.60
Children (0-17yrs) 9817 21.32
Seniors (65yrs and Over) 9705 21.08