| City Name | County Name: | Population | Median Age |
| Acton | York | 2,593 | 49.3 |
| Addison | Washington | 1,200 | 50.7 |
| Albion | Kennebec | 2,217 | 40.7 |
| Alfred | York | 3,115 | 49.8 |
| Anson | Somerset | 2,633 | 44.3 |
| Appleton | Knox | 1,603 | 40.1 |
| Arundel | York | 4,277 | 45.5 |
| Ashland | Aroostook | 1,274 | 46.5 |
| Auburn | Androscoggin | 23,414 | 40 |
| Augusta | Kennebec | 22,116 | 46.1 |
| Baileyville | Washington | 1,433 | 42.7 |
| Baldwin | Cumberland | 1,506 | 47.8 |
| Bangor | Penobscot | 59,772 | 37.9 |
| Bar Harbor | Hancock | 5,470 | 45.2 |
| Bath | Sagadahoc | 8,338 | 41.4 |
| Belfast | Waldo | 6,679 | 46.9 |
| Belgrade | Kennebec | 3,150 | 46.4 |
| Benton | Kennebec | 2,709 | 46 |
| Berwick | York | 7,683 | 41.5 |
| Bethel | Oxford | 2,690 | 48.2 |
| Biddeford | York | 21,504 | 38.1 |
| Blue Hill | Hancock | 2,660 | 50.3 |
| Boothbay | Lincoln | 3,123 | 57.3 |
| Boothbay Harbor | Lincoln | 1,984 | 61.7 |
| Bowdoin | Sagadahoc | 3,158 | 48.9 |
| Bowdoinham | Sagadahoc | 2,979 | 44.7 |
| Bradford | Penobscot | 1,154 | 47.2 |
| Bradley | Penobscot | 1,715 | 42.5 |
| Brewer | Penobscot | 9,035 | 40.9 |
| Bridgton | Cumberland | 5,382 | 47.2 |
| Bristol | Lincoln | 2,747 | 55.7 |
| Brownfield | Oxford | 1,401 | 50.8 |
| Brownville | Piscataquis | 1,198 | 46.5 |
| Brunswick | Cumberland | 20,517 | 44.4 |
| Buckfield | Oxford | 2,221 | 42.5 |
| Bucksport | Hancock | 4,916 | 41.2 |
| Burnham | Waldo | 1,081 | 50.5 |
| Buxton | York | 8,243 | 42.6 |
| Calais | Washington | 3,005 | 50.3 |
| Camden | Knox | 4,817 | 55.2 |
| Canaan | Somerset | 2,418 | 35 |
| Cape Elizabeth | Cumberland | 9,275 | 49.8 |
| Cape Neddick | York | 2,217 | 59.6 |
| Caribou | Aroostook | 7,593 | 47.9 |
| Carmel | Penobscot | 2,799 | 40.1 |
| Casco | Cumberland | 3,920 | 44.3 |
| Castine | Hancock | 1,117 | 21 |
| Charleston | Penobscot | 1,514 | 42.4 |
| Chelsea | Kennebec | 2,727 | 48.3 |
| Chesterville | Franklin | 1,258 | 50.2 |
| China | Kennebec | 4,261 | 40.8 |
| Chisholm | Franklin | 1,513 | 38 |
| Clinton | Kennebec | 3,367 | 47.4 |
| Corinna | Penobscot | 2,052 | 48.6 |
| Corinth | Penobscot | 2,803 | 44 |
| Cornish | York | 1,369 | 48.5 |
| Cornville | Somerset | 1,510 | 44.8 |
| Cumberland | Cumberland | 7,998 | 43.4 |
| Cumberland Center | Cumberland | 2,926 | 44.5 |
| Cushing | Knox | 1,512 | 50.6 |
| Damariscotta | Lincoln | 2,037 | 46.4 |
| Dayton | York | 2,186 | 42.6 |
| Dedham | Hancock | 1,713 | 49.9 |
| Deer Isle | Hancock | 1,967 | 56.3 |
| Denmark | Oxford | 1,282 | 47.1 |
| Dexter | Penobscot | 3,725 | 50 |
| Dixfield | Oxford | 1,991 | 42.5 |
| Dixmont | Penobscot | 1,282 | 49 |
| Dover-Foxcroft | Piscataquis | 4,057 | 52.1 |
| Dresden | Lincoln | 1,673 | 47.8 |
| Durham | Androscoggin | 3,944 | 42.3 |
| East Machias | Washington | 1,376 | 43.6 |
| East Millinocket | Penobscot | 1,682 | 50.8 |
| Easton | Aroostook | 1,261 | 45.7 |
| Eastport | Washington | 1,265 | 56.5 |
| Eddington | Penobscot | 2,306 | 45.6 |
| Edgecomb | Lincoln | 1,111 | 55.6 |
| Eliot | York | 6,589 | 48.6 |
| Ellsworth | Hancock | 8,180 | 45.2 |
| Enfield | Penobscot | 1,442 | 46.9 |
| Etna | Penobscot | 1,051 | 49.1 |
| Exeter | Penobscot | 1,093 | 46.5 |
| Fairfield | Somerset | 6,557 | 43.4 |
| Falmouth | Cumberland | 12,141 | 46.7 |
| Falmouth Foreside | Cumberland | 1,611 | 48.7 |
| Farmingdale | Kennebec | 2,921 | 40.8 |
| Farmington | Franklin | 7,597 | 39 |
| Fayette | Kennebec | 1,080 | 51.2 |
| Fort Fairfield | Aroostook | 3,320 | 47.3 |
| Fort Kent | Aroostook | 3,893 | 42.9 |
| Frankfort | Waldo | 1,045 | 39.8 |
| Franklin | Hancock | 1,397 | 48.3 |
| Freeport | Cumberland | 8,439 | 47.7 |
| Friendship | Knox | 1,118 | 45.1 |
| Fryeburg | Oxford | 3,421 | 41.8 |
| Gardiner | Kennebec | 5,653 | 40.4 |
| Garland | Penobscot | 1,022 | 52.9 |
| Glenburn | Penobscot | 4,566 | 39.6 |
| Gorham | Cumberland | 17,582 | 35.8 |
| Gouldsboro | Hancock | 1,544 | 52 |
| Gray | Cumberland | 8,117 | 41.5 |
| Greenbush | Penobscot | 1,421 | 44.1 |
| Greene | Androscoggin | 4,342 | 40.4 |
| Greenville | Piscataquis | 1,428 | 56.9 |
| Guilford | Piscataquis | 1,192 | 54.1 |
| Hallowell | Kennebec | 2,381 | 37.2 |
| Hampden | Penobscot | 7,352 | 43 |
| Hancock | Hancock | 2,432 | 46.8 |
| Harpswell | Cumberland | 4,898 | 57 |
| Harrington | Washington | 1,012 | 45.7 |
| Harrison | Cumberland | 2,795 | 52.4 |
| Hartford | Oxford | 1,161 | 46 |
| Hartland | Somerset | 1,649 | 49.7 |
| Hebron | Oxford | 1,784 | 35.2 |
| Hermon | Penobscot | 5,896 | 39.6 |
| Hiram | Oxford | 1,747 | 41.9 |
| Hodgdon | Aroostook | 1,495 | 40.5 |
| Holden | Penobscot | 3,082 | 46.6 |
| Hollis | York | 4,607 | 47.9 |
| Hope | Knox | 1,619 | 43.2 |
| Houlton | Aroostook | 5,829 | 46.1 |
| Howland | Penobscot | 1,191 | 44.8 |
| Hudson | Penobscot | 1,410 | 44.3 |
| Jay | Franklin | 4,638 | 41.1 |
| Jefferson | Lincoln | 2,626 | 42.9 |
| Jonesport | Washington | 1,270 | 48.4 |
| Kenduskeag | Penobscot | 1,231 | 48.1 |
| Kennebunk | York | 11,424 | 51.9 |
| Kennebunkport | York | 3,596 | 53.4 |
| Kittery | York | 9,731 | 47.7 |
| Lake Arrowhead | York | 3,067 | 37.5 |
| Lamoine | Hancock | 1,680 | 52.6 |
| Lebanon | York | 6,270 | 39.3 |
| Leeds | Androscoggin | 2,215 | 43.9 |
| Levant | Penobscot | 2,974 | 38.4 |
| Lewiston | Androscoggin | 58,802 | 39.7 |
| Limerick | York | 2,959 | 40.5 |
| Limestone | Aroostook | 2,009 | 33.4 |
| Limington | York | 3,815 | 43.3 |
| Lincoln | Penobscot | 4,919 | 51.3 |
| Lincolnville | Waldo | 2,027 | 54.6 |
| Lisbon | Androscoggin | 8,906 | 38.9 |
| Lisbon Falls | Androscoggin | 4,019 | 38.2 |
| Litchfield | Kennebec | 3,626 | 48.8 |
| Littleton | Aroostook | 1,015 | 45.6 |
| Livermore | Androscoggin | 2,066 | 42.7 |
| Livermore Falls | Androscoggin | 3,156 | 39.9 |
| Lubec | Washington | 1,319 | 60.8 |
| Lyman | York | 4,443 | 46.9 |
| Machias | Washington | 2,033 | 44.5 |
| Madawaska | Aroostook | 3,774 | 54.7 |
| Madison | Somerset | 4,651 | 50.6 |
| Manchester | Kennebec | 2,543 | 46.8 |
| Mapleton | Aroostook | 1,983 | 41.2 |
| Mars Hill | Aroostook | 1,405 | 42.1 |
| Mechanic Falls | Androscoggin | 2,980 | 40.9 |
| Medway | Penobscot | 1,241 | 49.7 |
| Mexico | Oxford | 2,628 | 55.3 |
| Milbridge | Washington | 1,560 | 44.2 |
| Milford | Penobscot | 2,991 | 36.3 |
| Millinocket | Penobscot | 4,287 | 57.4 |
| Milo | Piscataquis | 2,602 | 43.6 |
| Minot | Androscoggin | 2,587 | 42.5 |
| Monmouth | Kennebec | 4,100 | 47.5 |
| Monroe | Waldo | 1,068 | 46.8 |
| Montville | Waldo | 1,013 | 51.4 |
| Morrill | Waldo | 1,056 | 43 |
| Mount Desert | Hancock | 1,754 | 54.4 |
| Mount Vernon | Kennebec | 1,464 | 47.9 |
| Naples | Cumberland | 3,957 | 46.3 |
| New Gloucester | Cumberland | 5,738 | 39.9 |
| New Sharon | Franklin | 1,684 | 39.8 |
| Newburgh | Penobscot | 1,584 | 44.8 |
| Newcastle | Lincoln | 1,750 | 46.6 |
| Newfield | York | 1,391 | 51.1 |
| Newport | Penobscot | 3,257 | 47.7 |
| Nobleboro | Lincoln | 1,713 | 50 |
| Norridgewock | Somerset | 3,244 | 43.3 |
| North Berwick | York | 4,697 | 47.4 |
| North Windham | Cumberland | 6,131 | 41.2 |
| North Yarmouth | Cumberland | 3,779 | 42.4 |
| Northport | Waldo | 1,862 | 47.2 |
| Norway | Oxford | 4,955 | 41.2 |
| Oakland | Kennebec | 6,274 | 49.7 |
| Ogunquit | York | 1,030 | 59.5 |
| Old Orchard Beach | York | 8,862 | 53.4 |
| Old Town | Penobscot | 7,431 | 36.3 |
| Orland | Hancock | 2,059 | 55.1 |
| Orono | Penobscot | 10,776 | 21.9 |
| Orrington | Penobscot | 3,671 | 48.7 |
| Otisfield | Oxford | 2,299 | 43.9 |
| Owls Head | Knox | 1,524 | 52.1 |
| Oxford | Oxford | 4,051 | 40.4 |
| Palermo | Waldo | 1,455 | 48.6 |
| Palmyra | Somerset | 2,071 | 46.5 |
| Paris | Oxford | 5,111 | 46.5 |
| Parsonsfield | York | 1,926 | 46.4 |
| Penobscot | Hancock | 1,225 | 51.7 |
| Peru | Oxford | 1,386 | 51 |
| Phillips | Franklin | 1,035 | 54.1 |
| Phippsburg | Sagadahoc | 2,101 | 55.9 |
| Pittsfield | Somerset | 4,006 | 44.3 |
| Pittston | Kennebec | 2,671 | 44.4 |
| Plymouth | Penobscot | 1,219 | 44.8 |
| Poland | Androscoggin | 5,588 | 44.7 |
| Porter | Oxford | 1,427 | 52.3 |
| Portland | Cumberland | 203,969 | 36.8 |
| Pownal | Cumberland | 1,635 | 46.2 |
| Presque Isle | Aroostook | 9,007 | 41.6 |
| Randolph | Kennebec | 1,921 | 44.2 |
| Rangeley | Franklin | 1,047 | 54.8 |
| Raymond | Cumberland | 4,500 | 47.7 |
| Readfield | Kennebec | 2,556 | 46.5 |
| Richmond | Sagadahoc | 3,423 | 45.9 |
| Rockland | Knox | 8,616 | 45.2 |
| Rockport | Knox | 3,372 | 49.2 |
| Rumford | Oxford | 5,719 | 54.5 |
| Sabattus | Androscoggin | 5,000 | 46.6 |
| Saco | York | 19,964 | 41.6 |
| Sanford | York | 29,535 | 40.5 |
| Sangerville | Piscataquis | 1,423 | 53.8 |
| Scarborough | Cumberland | 20,146 | 48.1 |
| Searsmont | Waldo | 1,323 | 47.6 |
| Searsport | Waldo | 2,645 | 49.8 |
| Sebago | Cumberland | 1,600 | 49.1 |
| Sedgwick | Hancock | 1,281 | 47.5 |
| Shapleigh | York | 2,726 | 45 |
| Sidney | Kennebec | 4,360 | 39.6 |
| Skowhegan | Somerset | 8,260 | 46.3 |
| South Berwick | York | 7,470 | 40.3 |
| South Eliot | York | 3,160 | 47.8 |
| South Paris | Oxford | 2,319 | 43.4 |
| South Portland | Cumberland | 25,532 | 41.9 |
| South Thomaston | Knox | 1,248 | 50.7 |
| South Windham | Cumberland | 1,119 | 34.5 |
| Southwest Harbor | Hancock | 1,491 | 58.3 |
| St. Albans | Somerset | 1,934 | 44.8 |
| St. George | Knox | 2,581 | 60.9 |
| Standish | Cumberland | 10,078 | 35.9 |
| Steep Falls | Cumberland | 1,683 | 31.6 |
| Stetson | Penobscot | 1,559 | 42.5 |
| Steuben | Washington | 1,227 | 48 |
| Stockton Springs | Waldo | 1,730 | 59.3 |
| Stonington | Hancock | 1,063 | 53.4 |
| Strong | Franklin | 1,346 | 43.5 |
| Sullivan | Hancock | 1,317 | 46 |
| Sumner | Oxford | 1,106 | 40.6 |
| Surry | Hancock | 1,712 | 52.1 |
| Swanville | Waldo | 1,269 | 41.6 |
| Thomaston | Knox | 2,760 | 44.8 |
| Topsham | Sagadahoc | 8,810 | 47.9 |
| Tremont | Hancock | 1,565 | 49.9 |
| Trenton | Hancock | 1,863 | 45.6 |
| Turner | Androscoggin | 5,784 | 45.7 |
| Union | Knox | 2,741 | 42.1 |
| Unity | Waldo | 2,325 | 28.2 |
| Van Buren | Aroostook | 1,926 | 54.3 |
| Vassalboro | Kennebec | 4,341 | 44.9 |
| Veazie | Penobscot | 1,999 | 44.7 |
| Waldoboro | Lincoln | 5,009 | 52.4 |
| Wales | Androscoggin | 1,752 | 37.5 |
| Warren | Knox | 4,751 | 42.7 |
| Washburn | Aroostook | 1,585 | 49.7 |
| Washington | Knox | 1,454 | 47.1 |
| Waterboro | York | 7,846 | 38 |
| Waterford | Oxford | 1,518 | 49.5 |
| Waterville | Kennebec | 27,054 | 39.7 |
| Wayne | Kennebec | 1,104 | 50.2 |
| Wells | York | 10,366 | 51.7 |
| West Bath | Sagadahoc | 2,216 | 46.9 |
| West Gardiner | Kennebec | 3,380 | 40.2 |
| West Paris | Oxford | 2,339 | 41.1 |
| Westbrook | Cumberland | 19,074 | 38.8 |
| Whitefield | Lincoln | 2,389 | 41.8 |
| Wilton | Franklin | 3,959 | 49.3 |
| Windham | Cumberland | 18,195 | 41.8 |
| Windsor | Kennebec | 2,592 | 43.5 |
| Winslow | Kennebec | 7,602 | 43.7 |
| Winterport | Waldo | 3,931 | 45.5 |
| Winthrop | Kennebec | 5,983 | 51 |
| Wiscasset | Lincoln | 3,697 | 45.9 |
| Woodstock | Oxford | 1,188 | 48.7 |
| Woolwich | Sagadahoc | 3,105 | 45.7 |
| Yarmouth | Cumberland | 8,529 | 48.3 |
| York | York | 13,070 | 52.2 |
| York Harbor | York | 2,522 | 56.3 |