FAQs

General entries for The Big Half 2025 have sold out, but you can still apply for a charity place or take part in the New Balance Big Relay when entries open. 

Yes, participants in The Big Half must be aged 17 or over on Event Day. Younger participants are eligible to take part in The New Balance Big Relay and the family friendly one-mile event, The Big Mile.  
 
 

You are welcome to move back to a later starting wave. There is no need to tell us, you can just do this on the day. You cannot, however, move to an earlier starting wave. 

No, we do not offer a deferral, transfer or refund option for your entry – please see our General Conditions of Entry for more details. 
 

It's important we have up-to-date details for you. You can update your details via your participant dashboard, which you can access via your entry confirmation email from Let's Do This. If you cannot find this, please contact us with your full name, booking ID and the email address you registered with and we’ll be in touch. 
 

 Yes, all participants will be emailed an official Participant Guide several weeks before the event. Your Participant Guide will include all the information you need to know before, during and after your event. 

There is a dedicated team who look after pacer requests for all events. You can email them at [email protected] A member of the team will be in touch as soon as possible. 

Your family are welcome to travel with you to the start of the event, but they will not be able to enter the secure participant area with you, unless they are also taking part in the event. 

Family and friends can track you via the official app, which will be available to download around 10 days before Event Day. 

Head to our road closures page for more information about the road closures and timings on Event Day. 

Yes, it is possible to push a wheelchair or similar assistive device around The Big Half course. Please specify, when prompted during the online application process, that you will be taking part in a wheelchair or similar assistive device. 

You can set up a free online fundraising page with Enthuse – the official online fundraising partner of London Marathon Events. 

Yes, head to our training page to find out more. 

As part of our sustainability goals, for all London Marathon Events in 2025 and going forward, you’ll need to opt in to receive a T-shirt at most of our events as part of the online entry system. We’ve partnered with Trees Not Tees to plant a tree in the UK for everyone who opts out. Participants who opt out of a T-shirt receive a digital certificate with a photo of their tree and its what3words location. 

As part of our sustainability goals, for all London Marathon Events in 2025 and going forward, you’ll need to opt in to receive a medal at most of our events as part of the online entry system. If you choose not to receive a medal, you’ll have the chance to take a unique Finish Line photo using one of our selfie frames. These bespoke selfie frames are reserved for finishers who have chosen not to receive a medal.  

All of our medals are made from recycled zinc alloy. The process, called zinc die-casting, is a more energy efficient manufacturing process compared to other metal die-casting processes, such as aluminium. We order medals in bulk to reduce freight movements (they are shipped by sea). Any leftover medals are recycled within the UK and the ribbons are recycled too. 

You may update your choice until six weeks before the event via your entry confirmation email from Let's Do This or via your participant dashboard. After this date, changes will not be possible. If you cannot log in to your dashboard, please contact us with your full name, booking ID and the email address you registered with and we’ll be in touch. 

Yes, there will be pacers covering the following target finish times at the event from 1:20 to 3:30 hours (and times in between). More details about the pacers will be included in the Participant Guide, which will be emailed to participants several weeks before Event Day. 

Yes, hospitality tickets are available to purchase for The Big Half. Head to our official registration partner, Let’s Do This, to find out more. 

We work closely with the Metropolitan Police and other organisations and have a range of measures in place to ensure your safety and security. These include our highly trained security personnel, random bag searches, sniffer dogs and extensive CCTV, as well as other measures that may not be visible, to keep you safe. 

Head to our volunteer page to find out more about volunteering at The Big Half. 

If you are visually impaired, or your disability or medical condition means you need a Support Runner, you can apply for a free place for them. Please contact us outlining your request and the reasons for it. If you would like a Support Runner, the Richard Whitehead Foundation Supported Runners Project in partnership with Nissan can pair you with someone for Event Day. Register your interest with the Richard Whitehead Foundation to find out more.   
 

Yes, as long as your Support Runner stays with you throughout the event, and you finish the event together, they will receive an official finish time and medal (if they opted-in to receive one when entering). 

Yes, your replacement pack can be picked up by a nominated person. Your nominated person needs to bring a copy/screenshot of your ID, your written consent and their own ID. 

The cut-off time to complete The Big Half is 4 hours. 

Yes, there is an accessible spectator area at The Big Half Finish. Please use what3words to find it at the following location:   
 
 ///fully.frame.oddly 

Yes, bags are transported from the Start to the Finish Please ensure you use the kitbag provided. 

Yes, you will be able to download The Big Half app about 10 days before Event Day. 

No, The Big Half will not be live on TV. 

Please contact us with your request and we’ll come back to you. 

Yes, there is a Sensory Calm Tent, for anyone who wants to take a moment away from the crowds, a Parent and Child Space, and Multi Faith Prayer Space that is open to all. These are located in the Festival Area after the Finish Line in Greenwich Park. There is also a Disability Hub around the halfway point on the route, which also offers a quiet space. 

Please contact us with your request and we’ll come back to you. 

Please head to the results page and complete the results correction form to notify us of any changes you require. 

You can view your event photos by heading to the results page, finding your result, then clicking on the Sportograf button – or by visiting sportograf.com 

Please fill out our lost property form and we’ll get back to you once we have received the lost property from the event site.  

You can download your finisher’s certificate by heading to the results page, finding your result, then clicking on the certificate button. 
 
 

Your photos will be sent to you by our partner Sportograf. Head to sportograf.com to find out more. 

Entries for next year’s The Big Half will open on Event Day, Sunday 7 September 2025. 

A formal complaint can be logged via email to [email protected] with the subject line 'formal complaint regarding The Big Half' or via the contact us form, choosing the ‘feedback’ option. 

If you live in the UK, you should receive your Event Pack by Tuesday 2 September. If you have not received your pack by this date, please fill out the Replacement Event Pack form, which will be available on the contact us page from 2 September, and we’ll organise for a replacement pack to be sent to you. Please also check your contact details are accurate and up to date. 

If you don’t live in the UK, you’ll need to collect your Event Pack from a central London location. The date and location will be confirmed nearer to the 2025 event.   

Can I transfer my entry to a friend? 

No, entries cannot be transferred to someone else. It can cause issues for our medical services if you transfer your number to someone else, so please do not do this as you could be banned from future events organised by London Marathon Events. 

You can enter via Let’s Do This when entries open. 

 

Yes, participants in The New Balance Big Relay must be aged 15 or over on Event Day. Each team also needs a captain, who must be at least 18 on Event Day. Younger participants are eligible to take part in the family friendly one-mile event, The Big Mile. 

No, we do not offer a deferral, transfer or refund option for your entry – please see our General Conditions of Entry for more details. However, a runner who is already registered to run can run more than one leg and therefore your team can still finish the relay. 
 

It's important we have up-to-date details for you. You can update your details via your participant dashboard, which you can access via your entry confirmation email from Let's Do This. If you cannot find this, please contact us with your full name, booking ID and the email address you registered with and we’ll be in touch. 
 
 

Yes, all participants will be emailed an official Participant Guide several weeks before the event. Your Participant Guide will include all the information you need to know before, during and after your event. 

Your family are welcome to travel with you to the Start, or relevant changeover point, of the event, but they will not be able to enter the secure participant area with you, unless they are also taking part in the event. 

Family and friends can track you via the official app, which will be available to download around 10 days before Event Day. 

Head to our road closures page for more information about the road closures and timings on Event Day.  
 
 

Yes, it is possible to push a wheelchair or similar assistive device around The New Balance Big Relay course. Please specify, when prompted during the online application process, that you will be taking part in a wheelchair or similar assistive device. 

You can set up a free online fundraising page with Enthuse – the official online fundraising partner of London Marathon Events.  
 

As part of our sustainability goals, for all London Marathon Events in 2025 and going forward, you’ll need to opt in to receive a T-shirt at most of our events as part of the online entry system. We’ve partnered with Trees Not Tees to plant a tree in the UK for everyone who opts out. Participants who opt out of a T-shirt receive a digital certificate with a photo of their tree and its what3words location. 

As part of our sustainability goals, for all London Marathon Events in 2025 and going forward, you’ll need to opt in to receive a medal at most of our events as part of the online entry system. If you choose not to receive a medal, you’ll have the chance to take a unique Finish Line photo using one of our selfie frames. These bespoke selfie frames are reserved for finishers who have chosen not to receive a medal.  

All of our medals are made from recycled zinc alloy. The process, called zinc die-casting, is a more energy efficient manufacturing process compared to other metal die-casting processes, such as aluminium. We order medals in bulk to reduce freight movements (they are shipped by sea). Any leftover medals are recycled within the UK and the ribbons are recycled too.

You may update your choice until six weeks before the event via your entry confirmation email from Let's Do This or via your participant dashboard. After this date, changes will not be possible. If you cannot log in to your dashboard, please contact us with your full name, booking ID and the email address you registered with and we’ll be in touch. 

No, we don’t have pacers at The New Balance Big Relay.

Yes, hospitality tickets are available to purchase for The New Balance Big Relay. Please email [email protected] for more information.

We work closely with the Metropolitan Police and other organisations and have a range of measures in place to ensure your safety and security. These include our highly trained security personnel, random bag searches, sniffer dogs and extensive CCTV, as well as other measures that may not be visible, to keep you safe. 

Head to our volunteer page to find out more about volunteering at The New Balance Big Relay.  
 
 

If you are visually impaired, or your disability or medical condition means you need a Support Runner, you can apply for a free place for them. Please contact us outlining your request and the reasons for it. If you would like a Support Runner, the Richard Whitehead Foundation Supported Runners Project in partnership with Nissan can pair you with someone for Event Day. Register your interest with the Richard Whitehead Foundation to find out more.   
 

Yes, as long as your Support Runner stays with you throughout the event, and you finish the event together, they will receive an official finish time and medal (if they opt to receive one when entering). 

Yes, your replacement pack can be picked up by a nominated person. Your nominated person needs to bring a copy/screenshot of your ID, your written consent and their own ID. 

 The cut-off time to complete The New Balance Big Relay is 4 hours per team.

Yes, there is an accessible spectator area at the Finish. Please use what3words to find it at the following location:   
 
 ///fully.frame.oddly

While there is no dedicated baggage service at The New Balance Big Relay, please see the advice for participants below: 

Runner One: we recommend giving Runner Two your kitbag so they can hand it to you when you finish your run at Changeover Point One. 

Runner Two: we recommend giving Runner Three your kitbag so they can hand it to you when you finish your run at Changeover Point Two. 

Runner Three: we recommend giving Runner Four your kitbag so they can hand it to you when you finish your run at Changeover Point Three. 

Runner Four: we recommend giving Runner One your kitbag. Runner One can then give your kitbag to a member of the baggage drop team at the Start, so it will be waiting for you at the Finish Area in Greenwich.  
 
 

Yes, you will be able to download The Big Half app, which will track participants in the New Balance Big Relay, about 10 days before Event Day. 

No, The New Balance Big Relay will not be live on TV. 

Yes, there is a Sensory Calm Space, for anyone who wants to take a moment away from the crowds, a Parent and Child Space, and Multi Faith Prayer Space that is open to all. These are located in the Festival Area after the Finish Line in Greenwich Park. There is also a Disability Hub around the halfway point on the New Balance Big Relay route, which also offers a quiet space.

Please contact us with your request and we’ll come back to you.  
 
 

 Please head to the results page and complete the results correction form to notify us of any changes you require.  
 
 

You can view your event photos by heading to the results page, finding your result, then clicking on the Sportograf button – or by visiting sportograf.com  
 
 

Please fill out our lost property form and we’ll get back to you.  
 

 You can download your finisher’s certificate by heading to the results page, finding your result, then clicking on the certificate button.  
 

 Your photos will be sent to you by our partner Sportograf. Head to sportograf.com to find out more.  
 

Entries for next year’s The New Balance Big Relay will open on Sunday 7 September 2025.

 A formal complaint can be logged via email to [email protected] with the subject line 'formal complaint regarding The New Balance Big Relay' or via the contact us form, choosing the ‘feedback’ option.  
 

No, entries cannot be transferred to someone else. It can cause issues for our medical services if you transfer your number to someone else, so please do not do this as you could be banned from future events organised by London Marathon Events. However, a runner who is already registered to run can run more than one leg and therefore your team can still finish the relay.

If you live in the UK, you should receive your Event Pack by Tuesday 2 September. Please check your contact details are accurate and up to date. 

 If you have not received your pack by this date, please fill out the Replacement Event Pack form, which will be available on the contact us page from 2 September, and we’ll organise for a replacement pack for you, which you’ll need to collect from a central London location. The date and location will be confirmed nearer to the 2025 event.   

If you don’t live in the UK, you’ll need to collect your Event Pack. The date and location will be confirmed nearer to the 2025 event.  

No, there is no minimum age for taking part in The Big Mile.

You are welcome to move back to a later starting wave. There is no need to tell us, you can just do this on the day. You cannot, however, move to an earlier starting wave. 

It's important we have up-to-date details for you. You can update your details via your participant dashboard, which you can access via your entry confirmation email from Let's Do This. If you cannot find this, please contact us with your full name, booking ID and the email address you registered with and we’ll be in touch. 
 

Yes, all participants will be emailed an official Participant Guide several weeks before the event. Your Participant Guide will include all the information you need to know before, during and after your event. 

Your family are welcome to travel with you to the start of the event, but they will not be able to enter the secure participant area with you, unless they are also taking part in the event. 

 Yes, it is possible to push a wheelchair or similar assistive device around The Big Mile course. Please specify, when prompted during the online application process, that you will be taking part in a wheelchair or similar assistive device. 

 You can set up a free online fundraising page with Enthuse – the official online fundraising partner of London Marathon Events.  
 

No, we don’t have a medal opt-out policy for The Big Mile. If you choose not to collect a medal once you’ve finished the event, it will be recycled within the UK, including the ribbon. All of our medals are made from recycled zinc alloy. The process, called zinc die-casting, is a more energy efficient manufacturing process compared to other metal die-casting processes, such as aluminium. We order medals in bulk to reduce freight movements (they are shipped by sea).

No, we don’t have pacers at The Big Mile.

No, hospitality tickets are not available to purchase for The Big Mile.

We work closely with the Metropolitan Police and other organisations and have a range of measures in place to ensure your safety and security. These include our highly trained security personnel, random bag searches, sniffer dogs and extensive CCTV, as well as other measures that may not be visible, to keep you safe. 

 Yes – please ask your Support Runner to enter the event. If you are visually impaired, or your disability or medical condition means you need a Support Runner, the Richard Whitehead Foundation Supported Runners Project in partnership with Nissan can pair you with someone for Event Day. Register your interest with the Richard Whitehead Foundation to find out more. 

Yes, as long as your Support Runner stays with you throughout the event, and you finish the event together, they will receive an official finish time and medal.

Yes, your replacement pack can be picked up by a nominated person. Your nominated person needs to bring a copy/screenshot of your ID, your written consent and their own ID.

The cut-off time to complete The Big Mile is 15:00.

No, there is no bag-drop facility at The Big Mile.

Yes, there is an accessible spectator area at the Finish of The Big Mile. Please use what3words to find it at the following location:   

///fully.frame.oddly 

No, The Big Mile will not be live on TV.

Yes, there is a Sensory Calm Space, for anyone who wants to take a moment away from the crowds, a Parent and Child Space, and a Multi Faith Prayer Space that is open to all. These are located in the Festival Area after the Finish Line in Greenwich Park.

 Please contact us with your request and we’ll come back to you.  
 

Please fill out our lost property form and we’ll get back to you.  
 

Your photos will be sent to you by our partner Sportograf. Head to sportograf.com to find out more.  
 

A formal complaint can be logged via email to [email protected] with the subject line 'formal complaint regarding The Big Mile' or via the contact us form, choosing the ‘feedback’ option. 
 

Entries for next year’s Big Mile will open later this year.

You can enter via Let’s Do This when entries open later this year.
 
 

No, we do not offer a deferral or transfer option for your entry – please see our General Conditions of Entry for more details.  
 

If you live in the UK, your Event Pack will be posted to you from Friday 15 August 2025, so please check your contact details are accurate and up to date.

  

If you have not received your pack by Tuesday 2 September, please fill out the Replacement Event Pack form, which will be available on the contact us page from 2 September, and we’ll organise for a replacement pack for you, which you'll need to collect on Sunday 7 September from The Big Mile Information Point at the assembly area on Roan Street in Greenwich. Please use what3words to find it at the following location:  ///pools.parent.dogs 
 
If you don’t live in the UK, you will need to collect your Event Pack on Sunday 7 September from The Big Mile Information Point at the assembly area on Roan Street in Greenwich. Please use what3words to find it at the following location:  ///pools.parent.dogs 
 

No, there is no app for The Big Mile, but you can head to the results page to view finisher times. 
 
 

Head to our road closures page for more information about the road closures and timings on Event Day.  
 
 

Head to our volunteer page to find out more about volunteering at The Big Mile.  
 
 

No, entries cannot be transferred to someone else. It can cause issues for our medical services if you transfer your number to someone else, so please do not do this as you could be banned from future events organised by London Marathon Events.

No, there is no app for The Big Mile, but you can head to the results page to view finisher times. 
 

Please head to the results page and complete the results correction form to notify us of any changes you require.

You can view your event photos by heading to the results page, finding your result, then clicking on the Sportograf button – or by visiting sportograf.com 
 

You can download your finisher’s certificate by heading to the results page, finding your result, then clicking on the certificate button. 

 No, we do not offer a deferral or transfer option for your entry – please see our General Conditions of Entry for more details.