City | 2024 Population |
|---|---|
| Palermo | 1,643 |
| Palmyra | 2,012 |
| Paris | 5,442 |
| Parkman | 791 |
| Parsonsfield | 1,829 |
| Passadumkeag | 360 |
| Patten | 362 |
| Pembroke | 799 |
| Penobscot | 1,141 |
| Perham | 377 |
| Perry | 811 |
| Peru | 1,515 |
| Phillips | 954 |
| Phippsburg | 2,236 |
| Pittsfield | 3,261 |
| Pittston | 3,331 |
| Pleasant Ridge | 87 |
| Plymouth | 1,341 |
| Poland | 6,011 |
| Portage Lake | 363 |
| Porter | 1,695 |
| Portland | 69,307 |
| Pownal | 1,609 |
| Prentiss | 174 |
| Presque Isle | 8,641 |
| Princeton | 770 |
| Prospect | 712 |