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Flat Half marathons in South East in September 2026

Find flat half marathons in South East in September 2026 - filter by date, location or category, display on a map or use the advanced search to find your perfect race.

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  • Sun 13 Sep 2026
Brockenhurst, Hampshire, UK

The Garmin New Forest Marathon | Half Marathon

  • 13.1 miles multi terrain running + 150 ft ascent

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