The Royal Parks Half Marathon is one of the most spectacular events in the running calendar, as well as being the greenest race of its kind in the UK. Running on closed roads through four of the Royal Parks, you’ll take in iconic sights including Buckingham Palace, the Houses of Parliament and the Royal Albert Hall. Join the festival atmosphere on this mostly flat 13.1-mile run.
Event date: Sunday 11th October 2026
Please note: Registration for 2026 is now open. Find out more about the event on our event page. To register your interest, please email fundraising@childrensbookproject.co.uk

Bounce, climb, and sprint through this giant inflatable obstacle course packed with slides, tunnels, and new challenges each lap. This unique event in Gilford, Surrey, is perfect for all ages and fitness levels. An unforgettable day for families, friends, and team fundraisers. Lots of fun to be had on the world’s largest inflatable course.
Event date: Saturday 9th May
Register here: Inflatable 5K - Guildford, Surrey - Saturday 9th May 2026 | UK Running Events

Gear up for a thrilling day as the Inflatable 5K bounces into Bakewell, Derbyshire. This high-energy fun run is packed with giant slides, bouncy obstacles and inflatable tunnels that turn running into pure entertainment. It’s suitable for all ages and abilities, with distances of 2.5K, 5K, 10K or 15K to choose from. A brilliant challenge that brings groups and teams together for an unforgettable experience.
Event date: Saturday 13th June
Register here: Inflatable 5K - Brighton, East Sussex - Saturday 13th June 2026 | UK Running Events

This fast, flat, closed‑road race takes you through the centre of London, past some of the city’s most iconic landmarks. It’s a brilliant summer event filled with live music and a vibrant street‑party atmosphere.
Event date: Saturday 12th July
Register here: The Saucony London 10K | The most iconic 10K run in the city

One of the UK’s flattest and most picturesque 10k, with a spectacular start and finish inside the iconic Royal Botanical Gardens.
Event date: Saturday 12th September
Register here: Richmond 10k - Races in London, Surrey & Sussex

Experience a brand‑new half marathon route that winds through the vibrant, creative streets of Shoreditch. This exciting course showcases some of East London’s most iconic spots.
Event date: Sunday 20th September
Register here: Saucony Run Shoreditch Half 2026

Take on a stunning 10 mile running challenge featuring sweeping sea views and some of the city’s most popular landmarks. This scenic route offers a perfect blend of coastal beauty and urban highlights, giving runners an unforgettable experience from start to finish.
Event date: Sunday 18th October
Register here: AJ Bell Great South Run | 18 October 2026

The London Marathon is one of the world’s biggest fundraising events, with a famous route that doubles as a sightseeing tour through the heart of the capital. Often described as one of the greatest running events, it’s no surprise that places are incredibly sought after. If you secure a place and would like to run for the Children’s Book Project, please do let us know, we’d be thrilled to support you.
Event date: 25th April 2027
Contact us here: fundraising@childrensbookproject.co.uk

A closed‑road event with live music, taking you 21.1km through the vibrant borough of Hackney. The date for 2027 is still to be confirmed, but you can register your interest now so we can secure your charity place as soon as entries open.
Event date: May 2027
Register your interest here: fundraising@childrensbookproject.co.uk

The AJ Bell Great Birmingham Run stands as the Midlands’ biggest and most iconic running event. Every year, thousands of Brummies take to the streets, tackling the course that starts and finishes right in the city centre. The atmosphere is unbeatable, and crossing that finish line is a moment to truly savour.
Event date: Sunday 3rd May
Register here: AJ Bell Great Birmingham Run | 3 May 2026

Bounce, climb, and sprint through this giant inflatable obstacle course packed with slides, tunnels, and new challenges each lap. This unique event in Coventry, West Midlands, is perfect for all ages and fitness levels. An unforgettable day for families, friends, and team fundraisers. Lots of fun to be had on the world’s largest inflatable course.
Event Date: Saturday 25th July
Register here: Inflatable 5K - Coventry, West Midlands - Saturday 25th July 2026 | UK Running Events

Gear up for a thrilling day as the Inflatable 5K bounces into Bakewell, Derbyshire. This high-energy fun run is packed with giant slides, bouncy obstacles and inflatable tunnels that turn running into pure entertainment. It’s suitable for all ages and abilities, with distances of 2.5K, 5K, 10K or 15K to choose from. A brilliant challenge that brings groups and teams together for an unforgettable experience.
Event date: Saturday 12th September
Register here: Inflatable 5K - Bakewell, Derbyshire - Saturday 12th September 2026 | UK Running Events

Central London's landmark-laden half marathon will be returning for 2026.
Join over 20,000 runners at the start on Pall Mall and race past fabulous views of London’s most iconic landmarks including Big Ben, St Paul’s Cathedral, Nelson’s Column, the Tower of London and the London Eye before finishing by Downing Street.
Event date: Sunday 12th April 2026

For more than 15 years, the Leeds 10K has established itself as one of the standout events in the city’s calendar, attracting huge support and welcoming runners of every ability. Spectators line the course from start to finish, creating an electric atmosphere. With enthusiastic crowds and warm, dedicated volunteers, it’s an experience participants never forget.

Event date: Sunday 14th June
Register here: Leeds 10K- 14th June 2026 | Run For All | Run For All

Gear up for a thrilling day as the Inflatable 5K bounces into Leeds, West Yorkshire. This high-energy fun run is packed with giant slides, bouncy obstacles and inflatable tunnels that turn running into pure entertainment. It’s suitable for all ages and abilities, with distances of 2.5K, 5K, 10K or 15K to choose from. A brilliant challenge that brings groups and teams together for an unforgettable experience.

Event date: Saturday 20th June
Register here: Inflatable 5K - Leeds, West Yorkshire - Saturday 20th June 2026 | UK Running Events

Bounce, climb, and sprint through this giant inflatable obstacle course packed with slides, tunnels, and new challenges each lap. This unique event in Glasgow, Lanarkshire, is perfect for all ages and fitness levels. An unforgettable day for families, friends, and team fundraisers. Lots of fun to be had on the world’s largest inflatable course.
Event Date: Saturday 29th August
Register here: Inflatable 5K - Glasgow, Lanarkshire - Saturday 29th August 2026 | UK Running Events