Browse all 2020 Maine half marathons by month and date below, or view Race Calendars above to view races in other states. For each race, you’ll find course maps, elevation profiles, runner reviews, fees, and info on how to register.
See also: Maine Half Marathons, Listed by City
March 2020
| Sat Mar 21 | On the Run Half Marathon | Old Orchard Beach ME |
May 2020
| Sat May 9 | Maine Coast Marathon & Half Marathon | Biddeford ME |
| Mon May 18 | Pine Tree Marathon & Half Marathon | Portland ME |
June 2020
| Sat Jun 6 | Shipyard Old Port Half Marathon & 5K | Portland ME |
| Sun Jun 7 | Acadia Half Marathon & 10K | Bar Harbor ME |
| Sun Jun 14 | Mainly Marathons New England Series – Day 7 | Sanford ME |
| Sun Jun 28 | Bay of Fundy International Half Marathon | Lubec ME |
July 2020
| Mon Jul 27 | Wild Moose Marathon Half Marathon 50K 10K & 5K | Kennebunk ME |
August 2020
| Sun Aug 16 | Trust Trail Fest Half Marathon 10K & 5K | Kennebunkport ME |
| Sun Aug 23 | Corporal Cole Memorial Half Marathon & 5K | Norridgewock ME |
| Sun Aug 30 | Blueberry Cove 13.1 Half Marathon | Tenants Harbor ME |
September 2020
| Sun Sep 6 | Boothbay Harbor Fest Half Marathon & 5K | Boothbay Harbor ME |
| Sat Sep 12 | Mahoosuc Ridge to the River Challenge Half Marathon & 10K | Bethel ME |
| Sun Sep 13 | Lake Auburn Half Marathon & 5K | Auburn ME |
| Sun Sep 13 | Pumpkinman Half Marathon 8.675309M & 3.14M | South Berwick ME |
| Sat Sep 19 | Bar Harbor Bank and Trust Half Marathon & Fall 5K | Bar Harbor ME |
| Sun Sep 20 | Caribou Marathon Half Marathon & Relay | Caribou ME |
| Sat Sep 26 | Waldoboro Half Marathon | Waldoboro ME |
October 2019
| Sat Oct 5 | Trust Trail Fest Half Marathon 10K & 5K | Kennebunkport ME |
| Sun Oct 6 | Gorham Savings Bank Maine Marathon Half Marathon & Relay | Portland ME |
| Sun Oct 20 | Mount Desert Island Marathon Half Marathon & Relay | Bar Harbor ME |
November 2019
| Sat Nov 2 | Moose Pond Half Marathon & 5K | Bridgton ME |
| Sun Nov 10 | Moosehorn Ghost Run Half Marathon & Relay | Baring ME |
December 2019
| Sat Dec 7 | Millinocket Marathon & Half Marathon | Millinocket ME |
