Maine Population By County (2018)
Created on February 23, 2020.
Data Updated on May 9, 2021.
According to the US Census Bureau population estimates, there were 1,339,057 people living in Maine in 2018. Cumberland County was the most populated county with 293,673 residents, followed by York County with 205,869 residents, and Penobscot County with 151,817 residents. Piscataquis County with a population of 16,746 was the least populated county in Maine in 2018.
Use the map below to interactively explore the population of each county in Maine in 2018. The data can also be explored further by sorting and filtering with the table below.
Hover/Click on the counties to see the values.
Maine Population By County (2018)
Table of Maine Population By County (2018)
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| County | Population | % of State Population |
|---|---|---|
| Androscoggin | 107,914 | 8.06% |
| Aroostook | 67,318 | 5.03% |
| Cumberland | 293,673 | 21.93% |
| Franklin | 29,915 | 2.23% |
| Hancock | 54,734 | 4.09% |
| Kennebec | 122,044 | 9.11% |
| Knox | 39,717 | 2.97% |
| Lincoln | 34,399 | 2.57% |
| Oxford | 57,754 | 4.31% |
| Penobscot | 151,817 | 11.34% |
| Piscataquis | 16,746 | 1.25% |
| Sagadahoc | 35,690 | 2.67% |
| Somerset | 50,489 | 3.77% |
| Waldo | 39,657 | 2.96% |
| Washington | 31,321 | 2.34% |
| York | 205,869 | 15.37% |
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