Population ages 18 to 24 and ages 25 to 64 in Maine

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Why This Indicator Matters

These age groups, ages 18 -24 and ages 25-64 represent the young adult and adult workforce population in Maine. Having an overall count by age group and county also helps understand issues of access and service use by county. 

What the data shows

For Maine as a whole, both the young adult population, ages 18-24 and the adult population ages 25-64 have declined from 2016 to 2020. Statewide, ages 18 -24 were down by 4,171 or 3.9%, while adults ages 25-64 were down by 6,498 or just under 1%.

At the county level, comparing 2020 to 216, Cumberland had 867 fewer young adults ages 18 -24 in 2020 compared to 2016, a reduction of 3.4%. Aroostook had the highest rate of reduction at 9.6 % or 514 fewer young adults. Other counties with reductions of 8.0 to 8.7% were Franklin, Lincoln and Washington Counties. Only Androscoggin had an increase in this population, though only by 1.3%. 

For the population ages 25-64, between 2016 and 2020, Aroostook had the highest decline in the rate and in the number of people, with 1,956 less people or a 5.6% reduction.  Knox and Piscataquis had the next largest rates of reduction of 4.4 and 4.4% respectively. Penobscot County population for this age group declined by 1,195 or a 1.5% reduction. The only counties that gained in population for ages 25-64 between 2016 and 2020 were Cumberland and York Counties which added 1,163 and 1,540 people in this age group. 
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Data Provided By

Definitions: The number of individuals ages 18-24 and the number ages 25-64.

Data Source: Maine Department of Health and Human Services, Office of Data, Research and Vital Statistics. 

Footnotes: Updated January 2022