Sat 18 Oct 2025 Portsmouth, Hampshire, UK

Junior & Mini Great South Run

It’s not just our grown-up runners who love to be by the seaside – the mini and junior runners love it, too! With crazy costumes, music and so much more, you’re guaranteed a fantastic day out,

2 races

  • Sat 18 Oct
  • #1 of 2
Portsmouth Historic Dockyard, Portsmouth

Junior

10:58

Age 9-15

£20

  • 2.5 km road running
  • Sat 18 Oct
  • #2 of 2
Portsmouth Historic Dockyard, Portsmouth

Mini

12:20

Age 3-8

£20

  • 1.2 km road running

Event overview

It’s not just grown-up runners who love to be by the seaside – mini and junior runners love it, too!

Give younger athletes a taste of that big event buzz with an entry into the AJ Bell Mini (3-8) or Junior (9-15) Great South Run and kickstart a lifelong love of being active.

With crazy costumes, music and so much more, you’re guaranteed a fantastic day out, plenty of sea air and an unforgettable finish line feeling.

See you on the start line…

Event details

  • Event village
  • Families
  • Fancy dress
  • Newcomers
  • Spectators

Location

  • Coast
  • Entertainment
  • Toilets
  • Urban

Sustainability

  • Public transport links
  • Sustainability policy

Races at event

  • Sat 18 Oct
  • #1 of 2
Portsmouth Historic Dockyard, Portsmouth
Junior

10:58

Age 9-15

£20

  • 2.5 km road running
  • Sat 18 Oct
  • #2 of 2
Portsmouth Historic Dockyard, Portsmouth
Mini

12:20

Age 3-8

£20

  • 1.2 km road running

Other South East events

Other UK events

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.