Maine Half Marathon Calendar 2025-2026

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Explore the best half marathons in Maine for 2025-2026! Our updated list features 14 exciting races across the region. Find your next race in Maine below and join the running community at these great events!

October 2025
Oct
19
Sunday

The Great Waterville Marathon

Half Marathon Marathon
Oct
19
Sunday

Mount Desert Island Marathon

13 mi 26 mi
Oct
26
Sunday

Moosehorn Ghost Run Half-Marathon

13 mi
December 2025
Dec
6
Saturday

Millinocket Marathon & Half

Half Marathon Marathon
April 2026
Apr
12
Sunday

Boyden Lake Half-Marathon

5 mi 13 mi
Apr
26
Sunday

Moosehead Marathon

Half Marathon Marathon
May 2026
May
2-3
Sa - Su

Maine Coast Marathon

5 km Half Marathon Marathon
June 2026
Jun
6
Saturday

Shipyard Old Port Half Marathon

5 km Half Marathon
Jun
7
Sunday

Great Bangor Marathon & Half

Half Marathon Marathon
Jun
7
Sunday

Acadia Half Marathon

10 km Half Marathon
Jun
21
Sunday

Bay of Fundy International Marathon

10 km Half Marathon Marathon
August 2026
Aug
22
Saturday

Firebird Trail Races

Trail Run 13 mi 26 mi 50 km
Aug
23
Sunday

Blueberry Cove Half Marathon

13 mi
September 2026
Sep
13
Sunday

Pumpkinman Half Marathon

5 km 14 km Half Marathon 30 km
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