Ranking of Maine Counties By Population in 2015

Updated on January 28, 2024.

Based on the US Census Vintage data estimates, in 2015, the Population for Maine was 1.33M. Among all Maine counties, Cumberland County had the highest population (289.70K), followed by York County (201.41K), and Penobscot County (152.03K).

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 2015
Cumberland
York
Penobscot
Kennebec
Androscoggin
Aroostook
Oxford
Hancock
Somerset
Knox
Ranking of Maine Counties By Population in 2015
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Rank County Population
1 Cumberland County 289704
2 York County 201407
3 Penobscot County 152029
4 Kennebec County 121063
5 Androscoggin County 107189
6 Aroostook County 68869
7 Oxford County 57195
8 Hancock County 54280
9 Somerset County 50749
10 Knox County 39797
11 Waldo County 39143
12 Sagadahoc County 35137
13 Lincoln County 33789
14 Washington County 31783
15 Franklin County 30024
16 Piscataquis County 16940