Maine Half Marathons
16 upcoming half marathons across Maine, updated nightly. Want radius search and maps? Open these in the Race Finder.
When to race: half marathons in Maine
Maine has 16 upcoming half marathons over the next 12 months. September is the busiest month for them, with 9. Most are around Bar Harbor, Scarborough, Oxford. The next one is 2026 Bar Harbor Bank & Trust Half Marathon and Fall 5K on September 12 in Bar Harbor.
- Sep 20269 races
- Oct 20262 races
- Nov 20261 race
- Apr 20271 race
- Jun 20272 races
- Jul 20271 race
September 2026
- Sat 9/122026 Bar Harbor Bank & Trust Half Marathon and Fall 5KBar Harbor, ME · Half Marathon · 5K · from $35 · register ↗
- Sat 9/12Autumn & Ales 5K, 10K, and 1/2 MarathonScarborough, ME · 5K · 10K · Half Marathon · from $45 · register ↗
- Sat 9/12Happy Moose Half Marathon and Four in the Forest Trail RaceOxford, ME · Half Marathon · 4 Miles · Trail · from $20 · register ↗
- Sat 9/12Megunticook Trail FestivalCamden, ME · 50K · 20K · 10K · Trail · register ↗
- Sun 9/13Pumpkinman Half Marathon and Running Festival!South Berwick, ME · 5K · 8.7 Miles · 30K · Half Marathon · 1 Mile · from $20 · register ↗
- Sat 9/19The Waldoboro Half MarathonWaldoboro, ME · Half Marathon · from $20 · register ↗
- Sun 9/20Lincoln Marathon - Full/Half/10K/5KLincoln, ME · Marathon · Half Marathon · 5K · 10K · from $25 · register ↗
- Sat 9/262026 ACT Trail FestArundel, ME · 5K · 10K · Half Marathon · Trail · register ↗
- Sun 9/27Pleasant Mountain RaceBridgton, ME · Half Marathon · Trail · register ↗
October 2026
- Sun 10/4Maine Marathon, Half Marathon and Marathon RelayPortland, ME · Marathon · Half Marathon · 5K · 10K · from $35 · register ↗
- Sun 10/4Waterville Marathon - Full/Half/10K/5K - Running FestivalWaterville, ME · Half Marathon · Marathon · 5K · 10K · from $45 · register ↗
November 2026
- Sun 11/1Moosehorn Ghost Run Half-Marathon and RelayBaileyville, ME · Half Marathon · from $26 · register ↗
April 2027
- Sun 4/11Boyden Lake Half-MarathonPerry, ME · Half Marathon · 5 Miles · from $27 · registration closed · register ↗
June 2027
- Sun 6/13Bangor Marathon - Full/Half/10K/5K - Running FestivalBangor, ME · Marathon · Half Marathon · 5K · 10K · from $25 · register ↗
- Sun 6/13Moosehead Marathon, Half, 10k and 5kGreenville, ME · 5K · 10K · Half Marathon · Marathon · from $35 · register ↗
July 2027
- Sun 7/18Augusta Marathon - 5K/10K/Half/Full - Running FestivalAugusta, ME · Marathon · Half Marathon · 10K · 5K · from $25 · register ↗
Planning a race
- Choosing a first marathonmoving up from the half, and picking a debut race
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