Ranking of Maine Counties By Population in 2024

Updated on June 21, 2025.

Based on the US Census Vintage data estimates, in 2024, the Population for Maine was 1.41M. Among all Maine counties, Cumberland County had the highest population (313.81K), followed by York County (220.14K), and Penobscot County (156.84K).

The chart below shows the top 10 counties, and the table below shows the ranking of all Maine counties.

You can see similar ranking information for related topics, and for other states. You can also see the ranking of all counties in the United States.

See this for other years:
Ranking of Maine Counties By Population in 2024
Cumberland
York
Penobscot
Kennebec
Androscoggin
Aroostook
Oxford
Hancock
Somerset
Knox
Ranking of Maine Counties By Population in 2024
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Rank County Population
1 Cumberland County 313809
2 York County 220143
3 Penobscot County 156840
4 Kennebec County 128461
5 Androscoggin County 115272
6 Aroostook County 66776
7 Oxford County 60039
8 Hancock County 56946
9 Somerset County 51338
10 Knox County 40981
11 Waldo County 40617
12 Sagadahoc County 37582
13 Lincoln County 36491
14 Washington County 31383
15 Franklin County 30902
16 Piscataquis County 17432