제26회 강화해변마라톤대회 takes place on Sun, Sep 13, 2026 in Incheon, South Korea. The main route is 21.1 km.
- Date
- Sun, Sep 13, 2026
- Start
- Incheon 🇰🇷
- Distance
- 21.1 km
- Level
- Open to all
The 26th Ganghwa Beach Marathon takes place on scenic coastal courses along the shores of Ganghwa Island, featuring flat roads suited for both beginners and experienced runners.
Official event pageWhat this race demands
The 26th Ganghwa Beach Marathon demands sustained aerobic endurance over a half marathon distance on flat coastal roads.
Aerobic Capacity
The 21.1 km distance requires continuous cardiovascular output, heavily testing an athlete's ability to hold a steady pace.
Pacing Discipline
Because the course features flat roads suited for all levels, athletes must manage their energy output carefully from the start to avoid early fatigue.
Aim for 30 to 60 grams of carbohydrates per hour to maintain energy levels throughout the half marathon duration.
What would it take you?
Pick the level closest to yours for an estimate of finish time on this course and the training a solid preparation needs.
Estimated finish
1:45–2:10
Peak-week training
5–7 h/week
A model estimate from distance, climbing and level, not a promise. Conditions, drafting and pacing move it.
IntervalCoach turns those weekly hours into a concrete plan built around your actual fitness. Start with this race as your goal
Your road to race day
Race day at 제26회 강화해변마라톤대회 is 3 weeks away. This is how a coach divides that time. The first phase starts now.
01Taper2 weeks · Aug 24, 2026 – Sep 6, 2026
Volume drops while intensity stays: short, sharp efforts keep the legs awake as fatigue drains away.
02Race week1 week · Sep 7, 2026 – Sep 13, 2026
Openers, rest and logistics. The work is done; the job now is arriving fresh.
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