Race calendar

Half Marathon Races in Maine

11 upcoming Half Marathon races across Maine. Run This events are listed first — pick a city below to narrow it down.

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11 races

Fri, Sep 11, 2026

Autumn & Ales 5K, 10K, and 1/2 Marathon

Scarborough, ME

Outside5K10KMarathon

Fri, Sep 11, 2026

2026 Bar Harbor Bank & Trust Half Marathon and Fall 5K

Bar Harbor, ME

OutsideMarathon5K

Fri, Sep 18, 2026

The Waldoboro Half Marathon

Waldoboro, ME

OutsideMarathon

Sat, Sep 19, 2026

Lincoln Marathon - Full/Half/10K/5K

Lincoln, ME

OutsideMarathon5K10K

Sat, Oct 3, 2026

Maine Marathon, Half Marathon and Marathon Relay

Portland, ME

OutsideMarathon5K10K

Sat, Oct 3, 2026

Waterville Marathon - Full/Half/10K/5K - Running Festival

Waterville, ME

OutsideMarathon5K10K

Sat, Oct 31, 2026

Moosehorn Ghost Run Half-Marathon and Relay

Baileyville, ME

OutsideMarathon

Sat, Apr 10, 2027

Boyden Lake Half-Marathon

Perry, ME

OutsideMarathon5.0 mi

Sat, Jun 12, 2027

Bangor Marathon - Full/Half/10K/5K - Running Festival

Bangor, ME

OutsideMarathon5K10K

Sat, Jun 12, 2027

Moosehead Marathon, Half, 10k and 5k

Greenville, ME

Outside5K10KMarathon

Sat, Jul 10, 2027

Augusta Marathon - 5K/10K/Half/Full - Running Festival

Augusta, ME

OutsideMarathon10K5K