Sun 27 Sep 2026 Gilsum, New Hampshire, USA

Clarence DeMar Marathon

48th Running of the Clarence DeMar Marathon. The DeMar Marathon course runs through the exquisite New Hampshire countryside.

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  • Sun 27 Sep 2026
Gilsum, Gilsum
Clarence DeMar Marathon

07:00

Age 16 & over

$110-$130

  • 26.2 miles road running
  • Beginner-friendly
  • Enter online
  • Event village
Enter now

Event overview

Event details

  • Average fitness
  • Beginner-friendly
  • Event village

Route

  • Distance markers
  • First aid
  • Food stations
  • Toilets
  • Water stations

What's included

  • Massage
  • Medal
  • T-shirt

How to enter

  • Age 16 & over
  • Entries open
  • Enter online
Enter now
Enter now
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4 steps to wellbeing
Sleep well

A good night's sleep is an essential foundation for a healthy lifestyle, effective training and weight control.

Train slow

Low-intensity training is easier for you, reduces the risk of injury and helps builds an efficient aerobic system.

Eat natural

Cut out sugar & junk food, reduce carbs, eat natural foods and train your body to burn fat for fuel.

Get outdoors

Fresh air, natural light and reconnecting with nature all help to improve mental and physical wellbeing.