Great South Run Weekend 2025 

Everything You Need to Know

The AJ Bell Great South Run is one of the most popular running events in the UK, and it’s back in Portsmouth and Southsea in October 2025. Thousands of runners, supporters and charities will come together for an unforgettable weekend of fitness, determination, and community spirit. Whether you’re taking on the legendary 10-mile course or starting with the Great South 5k, this is a celebration of running not to be missed.

When is the Great South Run 2025?

The Great South Run weekend takes place on Saturday 18th and Sunday 19th October 2025.

Great South 5k – Saturday 18th October 2025

Great South Run 10 Mile – Sunday 19th October 2025

Both events are set against the stunning backdrop of Portsmouth and Southsea seafront, with cheering crowds and an unbeatable atmosphere.

The Great South 5k – Perfect for All Abilities

The 5k on Saturday is ideal for beginners, families, and charity runners. The flat and scenic route makes it the perfect introduction to big race day fun. Whether you’re running your first 5k or chasing a quicker time, this event delivers all the atmosphere of the main race with a shorter distance.

The Iconic 10-Mile Great South Run

The 10-mile Great South Run on Sunday is the highlight of the weekend. This world-famous course takes you through Portsmouth’s historic streets, past the Dockyard and iconic HMS Victory, before finishing along the seafront. The flat route is perfect for chasing a PB, while the cheering crowds guarantee an incredible experience from start to finish.

Why Join the Great South Run?

One of the UK’s most popular running events

Stunning coastal views and historic landmarks

Flat and fast courses perfect for beginners and experienced runners

Electric atmosphere with live music and entertainment

A chance to raise money for charities and celebrate community spirit

How to Enter the Great South Run 2025

Entries are now open for both the 5k and the 10-mile event. Don’t miss your chance to be part of the South Coast’s biggest running weekend. Secure your place today and start your journey towards the finish line.

Key Details

Dates: 18th & 19th October 2025

Location: Portsmouth & Southsea Seafront

Distances: 5k and 10 miles

Event: AJ Bell Great South Run Weekend 2025

The Great South Run Portsmouth 2025 is more than a race – it’s a weekend full of energy, passion, and achievement. Whether you’re a first-time runner or seasoned athlete, this is your chance to join thousands on the start line and experience running magic by the sea.