| County Population Centroids for Maine |
| ST | COU | COUNTY NAME | POPULATION | LATITUDE | LONGITUDE |
| 23 | 001 | Androscoggin | 103,793 | 44.118371 | -70.201292 |
| 23 | 003 | Aroostook | 73,938 | 46.714564 | -68.090703 |
| 23 | 005 | Cumberland | 265,612 | 43.747597 | -70.297417 |
| 23 | 007 | Franklin | 29,467 | 44.701723 | -70.223276 |
| 23 | 009 | Hancock | 51,791 | 44.464429 | -68.463225 |
| 23 | 011 | Kennebec | 117,114 | 44.396849 | -69.748108 |
| 23 | 013 | Knox | 39,618 | 44.129198 | -69.157388 |
| 23 | 015 | Lincoln | 33,616 | 44.030217 | -69.555437 |
| 23 | 017 | Oxford | 54,755 | 44.294994 | -70.608985 |
| 23 | 019 | Penobscot | 144,919 | 44.967341 | -68.787480 |
| 23 | 021 | Piscataquis | 17,235 | 45.243324 | -69.258354 |
| 23 | 023 | Sagadahoc | 35,214 | 43.952638 | -69.869340 |
| 23 | 025 | Somerset | 50,888 | 44.819961 | -69.685229 |
| 23 | 027 | Waldo | 36,280 | 44.491909 | -69.081720 |
| 23 | 029 | Washington | 33,941 | 44.869777 | -67.452960 |
| 23 | 031 | York | 186,742 | 43.418154 | -70.636446 |
