All counties in Maine
| County Name | Population | State | Rank |
|---|
| Cumberland County | 281,674 | Maine | 1 |
| York County | 197,131 | Maine | 2 |
| Penobscot County | 153,923 | Maine | 3 |
| Kennebec County | 122,151 | Maine | 4 |
| Androscoggin County | 107,702 | Maine | 5 |
| Aroostook County | 71,870 | Maine | 6 |
| Oxford County | 57,833 | Maine | 7 |
| Hancock County | 54,418 | Maine | 8 |
| Somerset County | 52,228 | Maine | 9 |
| Knox County | 39,736 | Maine | 10 |
| Waldo County | 38,786 | Maine | 11 |
| Sagadahoc County | 35,293 | Maine | 12 |
| Lincoln County | 34,457 | Maine | 13 |
| Washington County | 32,856 | Maine | 14 |
| Franklin County | 30,768 | Maine | 15 |
| Piscataquis County | 17,535 | Maine | 16 |