26 cities
| City | County | 2025 Pop. ↓ |
|---|---|---|
| Hampden | Penobscot County | 8,049 |
| Hermon | Penobscot County | 6,986 |
| Houlton | Aroostook County | 5,944 |
| Harpswell | Cumberland County | 5,092 |
| Hollis | York County | 4,979 |
| Holden | Penobscot County | 3,419 |
| Harrison | Cumberland County | 2,630 |
| Hallowell | Kennebec County | 2,621 |
| Hancock | Hancock County | 2,569 |
| Hartland | Somerset County | 1,816 |
| Hope | Knox County | 1,715 |
| Hiram | Oxford County | 1,712 |
| Hudson | Penobscot County | 1,460 |
| Hodgdon | Aroostook County | 1,305 |
| Hebron | Oxford County | 1,279 |
| Hartford | Oxford County | 1,244 |
| Howland | Penobscot County | 1,168 |
| Harrington | Washington County | 992 |
| Harmony | Somerset County | 826 |
| Hanover | Oxford County | 307 |
| Hamlin | Aroostook County | 162 |
| Haynesville | Aroostook County | 102 |
| Hammond | Aroostook County | 91 |
| Hersey | Aroostook County | 79 |
| Highland | Somerset County | 53 |
| Hibberts gore | Lincoln County | 1 |