Explore Southampton and Portsmouth
Bordering the New Forest National Park, Southampton is the perfect base for outdoor excursions, whether you're taking a leisurely walk or picking up the pace on two wheels. From Portsmouth, direct access into the Solent makes it a haven for watersports, though there's plenty to do for those remaining on dry land. Discover runs, rides, swims, walks, triathlons, challenges and other outdoor activities in and around Southampton and Portsmouth below.
Map view
- Fri 19 - Sun 21 Sep
- £75-£300
- Entries close soon
Trailwalker
Are you Trailwalker strong? As a team of four, trek 100km non-stop across the South Downs in under 30 hours.
- 100 km trekking
- Sun 19 Oct
- £15-£35
Great South Run
Probably the world’s favourite 10 mile running event with inspiring history, salty air and glorious sea views guaranteed! Local supporters will keep your spirits and motivation up the whole way.
- 10 miles road running
- Sun 9 Nov
- £12-£35
Southampton MoRun
MoRunning brings everyday people together with the focus being to inspire you, your family, your kids and your friends to have the best time running! Get ready, Southampton!
- Fun run
- 5K run
- 10K run
- Half marathon
- Sun 7 Sep
- £20-£22
Overton 5
The 36th edition of the Overton 5 is open!
- Road run
- Sun 14 Sep
- £7-£67
The Garmin New Forest Marathon
The Garmin New Forest Marathon 2025 returns to the familiar location of New Park Showground, Brockenhurst in the heart of the New Forest National Park.
- Fun run 2
- Short walk
- 5K run
- 10K run
- Half marathon
- + 1 more race
- Sun 14 Sep
- £5-£12.50
- Entries close soon
Walk for Dementia
Join in at Warsash Harbour to walk or run a route of your choice, depending on your ability and preference. Seven walks are available from an accessible 0.5km to a 12K challenge!
- Charity walk 5
- Sat 20 Sep
- £7.50-£20
Hambledon Hilly
The Hambledon Hilly will return in 2025 for its 10-year anniversary.
- Fun run 2
- 5K run
- 10K run
- Trail run
- Sat 20 Sep
- £40-£65
Wiltshire 100 Sportive
Cycle in Wiltshire's peaceful, timeless countryside and we will show you rural England at its very best.
- Medium sportive
- Long sportive
- Sat 20 Sep
- £24-£27
- Entries close soon
The Hard Yard Trail Races
Choose from two exceptional routes at Chilton Manor Farm which start and finish on the historic 800 year old Yew tree-lined avenue, which gives stunning views and a straight finish.
- 10K run
- 10 miler
- Sat 20 Sep
- £17.50
Guided Half Marathon - Winchester
Enjoy this guided trail half marathon run that will explore some of the best routes and views of Hampshire.
- 13.1 miles trail running
- Sun 21 Sep
- FREE-£50
The New Forest Tour - Sunday
Explore the New Forest by Bike: The New Forest Tour!
- Sportive
- Short sportive
- Medium sportive
- Long sportive
- Sun 21 Sep
- £10-£45
Winchester Half Marathon
The Winchester Half Marathon is a beautiful course that starts and finishes in the centre of Winchester outside the Guildhall.
- Fun run
- Half marathon
- Sat 27 Sep
- $110-$135
Hamptons Marathon
Featuring flat, fast, and beautiful race routes through Southampton Village with views of the Atlantic Ocean and Shinnecock Bay.
- 26.2 miles road running
- Sun 28 Sep
- £15-£20
The Amport Trail Run
The Muddy Runners are delighted to be hosting the Amport Trail Run on behalf of the Amport Cricket Club.
- 5K run
- CaniCross 2
- 10K run
- Sat 4 Oct
- £20-£35
Guided 50K & 15 Mile Runs - Alresford
Test your legs next with a fantastic guided trail run from Wilderness Running.
- 50K ultra run
- Trail run
- Sun 5 Oct
- FREE-£48
Destination Basingstoke Phillips Law Half Marathon, 10K & 5K
Known for the friendly welcome, traffic free roads and scenic course, the Destination Basingstoke Phillips Law Half Marathon is a ‘must do’ race.
- Fun run
- 10K run
- Half marathon
- 5K run
- Sun 5 Oct
- FREE-£25
Rushmoor Wellesley 10K, 5K & Fun Run
The Rushmoor Wellesley 10K is a fantastic, flat, trail race, using the beautiful Wellesley Woodlands and Basingstoke canal towpath. The 5K also finishes in the Athletics Stadium.
- Fun run
- 10K run
- 5K run
- Sun 5 Oct
- £65-£70
Thruxton Mass Attack Duathlon
Thruxton Mass Attack will again host the 2026 European Duathlon Age Group Sprint Qualifiers. Please do enter early as this event will be a sell out once again!
- Sprint duathlon
- Standard duathlon
- Sun 5 Oct
- £30-£38
Gorrick Cool MTB Challenge
The Cool MTB Challenge which give you a choice of medium and long distances which are well marked (GPX available) and fully supported.
- Mountain biking events 2
- Sun 5 Oct
- £40
Clarendon Half Marathon
If you are looking for a half marathon which is off road, picturesque and challenging then running the Clarendon is the ultimate.
- 13 miles multi terrain running
- Sat 18 Oct
- £20
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,
- Fun run 2
- Sat 18 Oct
- £26-£29
Great South 5K
Kicking off the AJ Bell Great South Run weekend on a route with beautiful views across the Solent, an incredible atmosphere, lovely fresh sea air and a fast and flat route with PB potential.
- 5 km road running
- Sun 26 Oct
- £9-£21
Fleet 5K and 10K
Fleet 10K and 5K road races are proudly organised by runners for runners.
- 5K run
- 10K run
- Sun 26 Oct
- £30-£40
Andover Half Marathon
Get involved in this exhilarating Andover Half Marathon 2025, organized by the dedicated Seasons Run Club!
- 10K run
- Half marathon
- Sun 2 Nov
- FREE-£10
Poppy Walk | Southampton
Come together during the Poppy Appeal for a short, family-friendly walk to lay a poppy tribute and mark Remembrance.
- 3 km walking
- Sat 8 Nov
- £55-£175
Race to Remember
Take on a physical endurance race from the home of the British Army to the iconic finish line at HMS Warrior to honour the servicemen and women who have sacrificed so much for our nation.
- Ultra run
- Charity run
- Sun 16 Nov
- £2-£29.50
Gosport Half Marathon & Fun Runs
Welcome to the Gosport Half Marathon, brought to you by Gosport Road Runners and a venue for the Hampshire Road Race League.
- Fun run 2
- Half marathon
- Sat 29 Nov
- £40
The Wallop
Blended Trails are delighted to be hosting at the stunning Farleigh Wallop Estate.
- 13.1 miles trail running
- Sun 21 Dec
- £38-£44
Portsmouth Coastal Waterside Marathon Events
Merry Christmas Carol Festive Half Marathon, Portsmouth Coastal Waterside Marathon and 50k Ultra. It’s a festive favourite not to be missed.
- Half marathon
- Marathon
- 50K ultra run
- Sun 28 Dec
- £57
Winter X
The Winter X is a mid-winter trail-running adventure.
- 50 km trail running
- Sat 7 - Sun 8 Feb 2026
- £39.50
Portsmouth/Langstone Coastal Half Marathons
A fantastic winter half marathon weekend by the sea! Complete the new Langstone Harbour Half on Saturday &/or Portsmouth Coastal Half on Sunday for your awesome medals and much more!
- Half marathon 2
- Sun 22 Feb 2026
- £24-£34
Awbridge Half Marathon & 10 Mile
Get involved in this challenging Half Marathon or 10 Mile race on rolling hills and scenic trails, starting and finishing at Awbridge village hall.
- 10 miler
- Half marathon
- Sun 3 May 2026
- £7-£55
ABP Southampton Marathon
Join thousands of people and take on The ABP Southampton Marathon in 2026.
- Marathon
- Half marathon
- 10K run
- Fun run
- 5K run