Municipality |
County |
Senate |
S |
Sabattus | Androscoggin | District 17 |
| Saco | York | District 05 | |
| Salem Twp | Franklin | District 18 | |
| Sandy River Plt | Franklin | District 18 | |
| Sanford | York | District 03 | |
| Sangerville | Piscataquis | District 27 | |
| Sargentville | Hancock | District 28 |
| Scarborough | Cumberland | District 06 | |
| District 07 | |||
| Seal Cove | Hancock | District 28 | |
| Searsmont | Waldo | District 23 | |
| Searsport | Waldo | District 23 | |
| Sebago | Cumberland | District 13 | |
| Sebec | Piscataquis | District 27 | |
| Seboeis Plt | Penobscot | District 27 | |
| Seboomook Twp | Somerset | District 26 | |
| Sedgwick | Hancock | District 28 | |
| Shapleigh | York | District 02 | |
| Sheridan | Aroostook | District 34 | |
| Sherman | Aroostook | District 34 | |
| Sherman Mills | Aroostook | District 34 | |
| Sherman Station | Penobscot | District 27 | |
| Shirley | Piscataquis | District 27 | |
| Sidney | Kennebec | District 24 | |
| Silver Ridge Twp | Aroostook | District 34 | |
| Sinclair | Aroostook | District 35 | |
| Skowhegan | Somerset | District 26 | |
| Smithfield | Somerset | District 18 | |
| Smyrna | Aroostook | District 34 | |
| Smyrna Mills | Aroostook | District 34 | |
| Soldier Pond | Aroostook | District 35 | |
| Solon | Somerset | District 26 | |
| Somerville | Lincoln | District 20 | |
| Sorrento | Hancock | District 28 | |
| South Berwick | York | District 01 | |
| South Bristol | Lincoln | District 20 | |
| South Casco | Cumberland | District 12 | |
| South China | Kennebec | District 24 | |
| South Freeport | Cumberland | District 10 | |
| South Gardiner | Kennebec | District 21 | |
| South Harpswell | Cumberland | District 10 | |
| South Hiram | Oxford | District 13 | |
| South Paris | Oxford | District 13 | |
| South Portland | Cumberland | District 07 | |
| South Thomaston | Knox | District 22 | |
| South Waterboro | York | District 03 | |
| South Windham | Cumberland | District 12 | |
| Southport | Lincoln | District 20 |
| Southwest Harbor | Hancock | District 28 | |
| Springfield | Penobscot | District 30 | |
| Springvale | York | District 03 | |
| Spruce Head | Knox | District 22 | |
| St. Agatha | Aroostook | District 35 | |
| St. Albans | Somerset | District 27 | |
| St. David | Aroostook | District 35 | |
| St. Francis | Aroostook | District 35 | |
| St. George | Knox | District 22 | |
| St. John Plt | Aroostook | District 35 | |
| Stacyville | Penobscot | District 27 | |
| Standish | Cumberland | District 12 | |
| Starks | Somerset | District 26 | |
| Steep Falls | Cumberland | District 12 | |
| Stetson | Penobscot | District 33 | |
| Steuben | Washington | District 29 | |
| Stockholm | Aroostook | District 35 | |
| Stockton Springs | Waldo | District 23 | |
| Stoneham | Oxford | District 14 | |
| Stonington | Hancock | District 28 | |
| Stow | Oxford | District 14 | |
| Strong | Franklin | District 18 | |
| Sullivan | Hancock | District 28 | |
| Summit Twp | Penobscot | District 31 | |
| Sumner | Oxford | District 14 | |
| Sunset | Hancock | District 28 | |
| Surry | Hancock | District 28 | |
| Swan's Island | Hancock | District 28 | |
| Swanville | Waldo | District 23 | |
| Sweden | Oxford | District 14 |