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Charity runs

Taking part in one of our incredible running events is a great way to get fit and smash your PBs, while raising vital funds towards the next T1D breakthrough. From 5km to ultramarathons, worldwide to local, find a running event to suit you.

Happy runner Sue in the London Marathon 2025 running for Breakthrough T1D to raise money for type 1 diabetes.

Have your own running place?

If you manage to secure your own place in a running event, we’d be delighted to have you join our team. Sign up with your place

Otherwise, grab a charity place in one of our events below.

Upcoming running events

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Woman running along path in Breakthrough T1D outfit to raise money for February Run Challenge
Runs
1-28 February 2026

February Run Challenge

Run, jog, or walk 50km or 100km this February and help fund vital research towards a cure for T1D.

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Cheer squad at side of park road supporting marathon runners raising money for type 1 diabetes
Runs
7 March 2026

Battersea Park Half Marathon

Back by popular demand, the Battersea Park Half is a flat and fast race through one of London’s most scenic parks.

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An aerial view of the Brighton Marathon finish line, alongside the beach and iconic pier
Runs
12 April 2026

Brighton Marathon 2026

The Brighton Marathon takes you from Preston Park, through the heart of the city and along the iconic seafront.

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Illustrated route map for London landmarks half marathon
Runs
12 April 2026

London Landmarks Half Marathon 2026

From Pall Mall to Downing Street, runners will explore London's landmarks and hidden secrets on a route like no other.

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Three people posing by tent before running a marathon event to support people with type 1 diabetes
Runs
12 April 2026

Wizz Air Milano Marathon 2026

Feel the energy of Milan as you take part in one of the most engaging and popular sporting events in Italy.

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Mass group of runners crossing the marathon start line with banners and a giant inflatable running shoe in the background.
Runs
19 April 2026

Manchester Marathon 2026

The adidas Manchester Marathon is one of Europe's largest marathons and an ideal event to get a personal best.

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TCS London Marathon Buckingham Palace
Runs
26 April 2026

TCS London Marathon 2026

If you’re only ever going to do one marathon, make sure it’s the TCS London Marathon.

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Runners in Hackney Half Marathon being cheered
Runs
17 May 2026

Hackney Half Marathon 2026

Join thousands of runners on a route that showcases the historic Broadway Market and vibrant street art of East London.

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Two female Breakthrough TD1 charity marathon runners smiling
Runs
23-24 May 2026

Edinburgh Marathon Festival 2026

Join Team Breakthrough T1D for a race at Scotland’s biggest running event of the year!

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Cape Town Marathon runners from behind on a road with mountains in the background.
Runs
24 May 2026

Cape Town Marathon 2026

With the Table Mountain in full view and its oceanside route, the Cape Town Marathon is known as one of the world’s most beautiful marathons.

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Large mixed group of racers running in a marathon in a road under grey sky.
Runs
14 June 2026

Leeds 10K 2026

Run for Breakthrough T1D in the hugely popular Leeds 10K to raise money for type 1 diabetes cures.

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Sydney marathon harbour landscape
Runs
30 August 2026

Sydney Marathon 2026

Take in some of Sydney’s most iconic landmarks, including the Sydney Harbour Bridge and the Opera House.

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Breakthrough T1D supporters running in the Great North Run 2025
Runs
13 September 2026

Great North Run 2026

Take to the streets of Newcastle in this legendary race, crossing the Tyne Bridge and finishing in sunny South Shields.

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Man running in marathon in London park with his arms up in celebration
Runs
27 September 2026

Vitality London 10,000 2026

Run the only 10K in the capital to finish outside Buckingham Palace, with breathtaking views of London along the way.

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Smiling female runner in Berlin Marathon with crowds lining road.
Runs
27 September 2026

BMW Berlin Marathon 2026

Take on the world’s fastest and flattest marathon event, while taking in the amazing sites of Berlin.

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Two men in Breakthrough T1D vests running in a half marathon in a London park.
Runs
11 October 2026

Royal Parks Half Marathon 2026

Run on closed roads past many of London's world-famous landmarks and through four of its eight Royal Parks.

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Chicago marathon start line with Bank of America banner
Runs
11 October 2026

Bank of America Chicago Marathon 2026

Part of the famous World Marathon Majors, the Chicago Marathon is a famously fast and flat course.

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New York City marathon runners on bridge
Runs
1 November 2026

New York City Marathon 2026

This marathon takes you through all five of the city’s boroughs, finishing in Central Park.

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Runners at the Ultra Challenge Thames Bridges Trek starting line with smoke rising
Various
Various dates

Ultra Challenge Series 2026

Choose from over 20 Ultra Challenge events across the UK and help to drive breakthroughs in type 1 diabetes in 2026.

Why run for Breakthrough T1D?

We have places in the most popular running races around the UK. There are runs suitable for all abilities from fun runs and 5ks to marathons and beyond!

By running for Breakthrough T1D, your miles will be powering our world-class research into type 1 diabetes.

Our runners will receive full support from our friendly team, plus a free Breakthrough T1D vest or T-shirt to wear with pride, so sign up today!

With hundreds of running events to choose from it has never been easier to work towards your fitness goal and help support Breakthrough T1D at the same time.

Get in touch

If you have any questions about running for Breakthrough T1D, please email our Active Events team.

Other challenge events

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Several walkers in Breakthrough T1D One Walk Nottingham raising money for people with type 1 diabetes.

Walks & treks

The perfect way to make lifelong memories and achieve something special.

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Two cyclists riding in countryside in the London to Brighton Cycle event.

Cycle rides

Hop the saddle and take on a fundraising bike ride for Breakthrough T1D.

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Tandem skydivers in the sky

Adrenaline

Our adrenaline events are the perfect choice for all thrill seekers.

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