Marathons in Hemel Hempstead 2026 - 2027

The most comprehensive list of Marathons in and near Hemel Hempstead in 2026 - 2027. Find your perfect race!

The Grand Union Canal towpath is the backbone of long-distance running in Hemel. It's flat, well-surfaced, and gives you a continuous line out of town when you need to stack up miles without interruption. The River Gade path runs alongside for stretches, and Gadebridge Park is there for shorter loops closer to the centre. Not ready for the full distance yet? Half marathons in Hemel Hempstead are a good starting point.

Browse the listings below and find one that works. The canal makes Hemel Hempstead a better place to train for a marathon than it first appears. When you're building fitness, 10K runs in Hemel Hempstead and 5K runs in Hemel Hempstead are worth a look.

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