Explore London
There are a huge range of opportunities to get active outdoors in the capital, from mass participation events to more niche and specialist clubs. Whatever your interest - running, climbing, cycling, triathlon or really any other activity - you can it in London. And you can start right here.
Map view
- Sun 8 Mar
- £33-£55
Thames Meander Spring
Previously rated one of the top 10 UK marathons by Runners World! Stunningly scenic riverside routes along the Thames towpath. Flat, fast and very runnable with great support, medal and photo.
- 10K run
- Half marathon
- Marathon
- Sat 21 Mar
- £15
Walk of Light London
As the sun sets, walk together and shine a light on blood cancer. Sign up today to walk 2.5km or 5km with your family and friends in Battersea Park.
- Charity walk 2
- Sun 22 Mar
- £32-£34
Hillingdon 20
The Hillingdon 20, (formerly the Finchley 20), is the longest-running 20-mile race in the UK. A hilly 20 mile road race, an ideal build-up to the London or other spring marathons.
- 20 miles road running + 738 ft ascent
- Sat 28 - Sun 29 Mar
- FREE-£47
Uber Boat by Thames Clippers Kew The Run
Kew The Run starts and finishes in the beautiful Royal Botanical Gardens, Kew, where runners (and four supporters) get free entry into the gardens, a fantastic medal and tech t-shirt!
- 10K run
- Half marathon
- Sun 29 Mar
- £29-£31
RUN Battersea Park Half Marathon Spring
Lace up your trainers and RUN Battersea Park Half which will be a scenic and energising experience on a pancake-flat course for all abilities with beautiful views of green spaces and the River Thames.
- 13.1 miles road running
- Sun 29 Mar
- £24-£26
RUN Battersea Park 10K Spring
Lace up your trainers and RUN Battersea Park 10K which will be a scenic and energising experience on a pancake-flat course for all abilities with beautiful views of green spaces and the River Thames.
- 10 km road running
- Sun 5 Apr
- £37-£39
Putney & Fulham Half Marathon
Make sure you don’t miss this opportunity of running through the streets of Putney and Fulham! All runners will receive a medal for finishing as well as loads of goodies at the finish.
- 13.1 miles road running + 100 ft ascent
- Mon 6 Apr
- £7-£27
London Easter 10K
Take to the tarmac and join us in London's beautiful Regent's Park for a spectacular Easter celebration race that never fails to disappoint! Did we mention that you get to race past London Zoo...?
- Fun run 2
- 10K run
- Sun 12 Apr
- £25-£67.50
London Landmarks Half Marathon
A spirited Central London run with live music, upbeat DJs, street-dancers and inspiring themes on a landmark-packed route with closed roads.
- 13.1 miles road running
- Fri 17 Apr
- £50
Landrace to Brighton
A 'monster' ride in the Landrace series of guided gravel rides for serious riders skilled at off-road cycling, from London to Brighton via Tillgate Forest and the South Downs.
- 130 km gravel riding + 1480 m ascent
- Sat 18 Apr
- £25
Pink Ribbon Walk | Hampton Court Palace and the Thames Path
Returning to Hampton Court Palace for another unforgettable year! Soak up London’s magic as you stroll beside the Thames, starting and finishing in the stunning palace gardens.
- Charity walk
- Sun 26 Apr
- £50-£100
TCS London Marathon
Experience the renowned atmosphere of the TCS London Marathon, the most popular marathon on the planet, with its grand finale on The Mall itself!
- 26.2 miles road running + 266 ft ascent
- Fri 15 May
- £50
Landrace to Bognor
A long summer’s day spent riding the gravel paths of Surrey and Sussex, heading to the coast at Bognor, traversing both the North and South Downs and passing through the woodlands of the Arun Valley.
- 130 km gravel riding + 1300 m ascent
- Sun 17 May
- £45
Southern Grit
Gravel and single track south of the Thames on trails you simply didn't know existed! Come and join this one-day, fully supported gravel adventure with a coffee start and pizza-and-beer finish.
- Gravel events 2
- Sun 17 May
- FREE-£40
Hackney Half
Dash through 13.1 miles of East London, with vibrant street art, live music, and unbeatable crowd support cheering you on every step of the way. Think handmade banners, high fives, and fun!
- 13.1 miles road running
- Sun 17 May
- £37-£39
Wimbledon Half Marathon
From the glorious and famous Wimbledon Common near Rushmere Pond, through the streets of Wimbledon, with a great vibe, medal, goodies and team warm-up to start!
- 13.1 miles road running + 199 ft ascent
- Sun 17 May
- £25-£27
Wimbledon 10K
From the glorious and famous Wimbledon Common near Rushmere Pond, through the streets of Wimbledon, with a great vibe, medal, goodies and team warm-up to start!
- 10 km road running + 199 ft ascent
- Sat 23 - Sun 24 May
- £89-£199
London 2 Brighton Ultra Challenge
Walk, jog or run the capital-to-coast route with 2,000 other adventurers over a range of distance options available and superb support all the way, for all abilities and experience levels.
- Trail run 3
- Ultra run 2
- Marathon
- 100K ultra run 2
- Sun 24 May
- £24-£26
RUN Victoria Park 5K
Set in one of East London’s iconic green spaces, this event offers a flat, scenic 5K route through Victoria Park alongside 10K and Half Marathon options on the same day, ideal for all abilities.
- 5 km road running
- Sun 24 May
- £24-£26
RUN Victoria Park 10K
Set in one of East London’s iconic green spaces, this event offers a flat, scenic 10K route through Victoria Park alongside 5K and Half Marathon options on the same day, ideal for all abilities.
- 10 km road running
- Sun 24 May
- £31-£33
RUN Victoria Park Half Marathon
Set in one of East London’s iconic green spaces, this event offers a flat, scenic half marathon route through Victoria Park alongside 5K and 10K options on the same day, ideal for all abilities.
- 13.1 miles road running
- Sat 20 Jun
- £50-£85
Beyond London
Think you know London? Go beyond your usual route to see a different side of the nation’s capital on an inclusive and welcoming trail route or ultra with outstanding support, views and landmarks.
- Trail run
- Ultra run
- Sat 27 - Sun 28 Jun
- £40
London Orbital Gravel Challenge
The London Off-Road Gravel Challenge (LOGC) is back, and it's ready to test even the most seasoned cyclists with 30 challenging climbs. This legendary ride is known for its sheer brutality.
- 24 hrs gravel riding + 4400 m ascent
- Sun 12 Jul
- £56
Saucony London 10K
The most iconic capital city 10K! Live bands, DJs and cheering crowds on a closed road route past Westminster Bridge, The London Eye, Regent Street and Big Ben.
- 10 km road running
- Sun 9 Aug
- £33-£55
Thames Meander Summer
Previously rated one of the top 10 UK marathons by Runners World! Stunningly scenic riverside routes along the Thames towpath. Flat, fast and very runnable with great support, medal and photo.
- 10K run
- Half marathon
- Marathon
- Sat 22 Aug
- £59-£99
London Summer Walk
Get your walking shoes on and explore some of the capital’s lesser-known historic areas with a tour of the ‘gateway to London’ along the Thames’ eastern section on the distance of your choice.
- Challenge walk 2
- Short walk
- Sun 6 Sep
- £15-£35
The Big Half
The Big Half promises a party atmosphere on a landmark-packed, half marathon route which follows some of the famous marathon course in reverse!
- 13.1 miles road running + 218 ft ascent
- Fri 11 - Sun 13 Sep
- £39-£199
Thames Path Ultra Challenge
England’s greatest river provides a fantastic backdrop for an unforgettable 'festival' challenge weekend, with distances from 10km right up to 100km there’s a Thames Challenge for everyone!
- 100K ultra run 2
- 50K ultra run 2
- Trail run 4
- Ultra run
- 10K run
- + 4 more races
- Sat 12 - Sun 13 Sep
- £12-£56.50
Richmond RUN-FEST
Richmond RUN-FEST consists of different distanced events, 5,000 runners, a music stage, fitness expo, amazing male and female cut tech t-shirts and chunky triangle medals!
- 10K run
- Fun run 2
- Marathon
- Half marathon
- Sun 13 Sep
- £55
London to Brighton Cycle Ride
Britain's best-known one-day cycle route! Wake up in London, get on your bike and end up on Brighton's pebbly beach plus conquer the mile-long climb of Ditchling Beacon on route.
- 55 miles road cycling
- Thu 17 Sep
- £25-£40
The City v Wharf Run Challenge
The challenge is back for 2026! Who will reign supreme - City or Wharf? It's time to get competitive and bring the victory to your team in the relay of the year.
- 5K run
- 10K run
- Sat 19 Sep
- £20
Swim Serpentine Half Mile
Half a lap of the Serpentine Lake at your chosen pace, as part of the one-day open water swimming festival in the beautiful Hyde Park.
- 0.5 mile lake swimming
- Sat 19 Sep
- £20
Swim Serpentine One Mile
A classic distance in the world of open-water swimming events, the one-mile swim covers one full lap (1.6K) of the lake, as part of the one-day open water swimming festival in the beautiful Hyde Park.
- 1 mile lake swimming
- Sat 19 Sep
- £25
Swim Serpentine Two Mile
The two-mile event is for those who would like to test themselves with two full laps of the Serpentine, aimed at more experienced swimmers, also forming part of the London Classics.
- 2 miles lake swimming
- Sun 27 Sep
- £49.99
Vitality London 10,000
A capital city 10K on a flat course with closed roads and world-famous landmarks! Cheering crowds, great medal, family-friendly run and wellness festival too.
- 10 km road running
- Sun 4 Oct
- £33-£55
Thames Meander Autumn
Previously rated one of the top 10 UK marathons by Runners World! Stunningly scenic riverside routes along the Thames towpath. Flat, fast and very runnable with great support, medal and photo.
- 10K run
- Half marathon
- Marathon
- Sun 11 Oct
- £66
Royal Parks Half Marathon
Run through four of London’s most beautiful Royal Parks, past iconic landmarks and tree-lined avenues, on a stunning autumn route that combines city energy with natural splendour.
- 13.1 miles road running + 88 m ascent
- Sun 11 Oct
- £32-£77
ASICS LDNX 10K
From the team behind the UK's largest 10K, this closed road run from Wembley Stadium for 12,000 runners finishes on the Olympic Way with an awesome spinning finisher medal and an after-party!
- 10 km road running
- Sat 31 Oct
- £59-£89
London Halloween Walk
Why not risk a hair-raising hike around some of the city’s scary streets and historic haunts? Choose your distance, gather your bravest guys and ghouls to make up a team or go it alone.
- Challenge walk
- Short walk
- Sun 1 Nov
- £37-£39
Richmond Half Marathon Autumn
Run in one of the most scenic half marathons in London from the Old Deer Park with a scenic backdrop of the River Thames, great vibe, top runner reviews, medal and goodies!
- 13.1 miles road running
- Sun 8 Nov
- £7-£27
Regents Park 10K & Fun Runs
A speedy 10K, Junior Run or Fun Run in the crisp autumnal air and through London's most iconic Royal Park.
- Fun run 2
- 10K run
- Sun 22 Nov
- £24-£26
Kingston 10K
Run through the streets of Kingston and along the scenic river towpath with a great vibe all around and a medal and goodies at the finish line!
- 10 km road running + 48 ft ascent
- Sun 22 Nov
- £36-£38
Kingston Half Marathon
Run through the streets of Kingston and along the scenic river towpath with a great vibe all around and a medal and goodies at the finish line!
- 13.1 miles road running