26 cities
| City | County | 2026 Pop. ↓ |
|---|---|---|
| Hampden | Penobscot County | 8,076 |
| Hermon | Penobscot County | 7,051 |
| Houlton | Aroostook County | 5,883 |
| Harpswell | Cumberland County | 5,110 |
| Hollis | York County | 5,004 |
| Holden | Penobscot County | 3,426 |
| Harrison | Cumberland County | 2,672 |
| Hallowell | Kennebec County | 2,623 |
| Hancock | Hancock County | 2,594 |
| Hartland | Somerset County | 1,787 |
| Hiram | Oxford County | 1,721 |
| Hope | Knox County | 1,704 |
| Hudson | Penobscot County | 1,472 |
| Hodgdon | Aroostook County | 1,304 |
| Hebron | Oxford County | 1,281 |
| Hartford | Oxford County | 1,235 |
| Howland | Penobscot County | 1,172 |
| Harrington | Washington County | 998 |
| Harmony | Somerset County | 825 |
| Hanover | Oxford County | 310 |
| Hamlin | Aroostook County | 161 |
| Haynesville | Aroostook County | 102 |
| Hammond | Aroostook County | 90 |
| Hersey | Aroostook County | 80 |
| Highland | Somerset County | 53 |
| Hibberts gore | Lincoln County | 1 |