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Flat 5K runs in South East in September 2026

Find flat 5k runs 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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Enjoy every spellbinding step of a 5K through the stunning landscape of Rye Harbour Nature Reserve in this exceptional summer series. Enter one or enter more and watch your times improve.
  • Fri 4 Sep
  • £16
Rye, East Sussex, UK

Rye Summer 5K Series | Race Five | 5K

Enjoy every spellbinding step of a 5K through the stunning landscape of Rye Harbour Nature Reserve in this exceptional summer series. Enter one or enter more and watch your times improve.

  • 5 km road running
  • Chip timing
  • Enter online
  • Flat
  • Age 11 & over
  • Sun 13 Sep
  • £16-£38
Brockenhurst, Hampshire, UK

The Garmin New Forest Marathon | 5K

  • 5 km multi terrain running + 50 ft ascent

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