Make a note of these important dates as you prepare for your marathon journey: 
 

Friday 24 April - Friday 1 May 2026 

London Marathon ballot opens 

Enter the public ballot for the 2027 London Marathon. 

 

Late June 2026 (exact date TBC) 

Ballot results announced 

 

Early February 2027 (exact date TBC) 

NAS training day with Coopah 

Join us for a dedicated training day delivered in partnership with Coopah, offering expert guidance, training tips, and a chance to train alongside fellow NAS runners. 

 

Early March 2027 (exact date TBC) 

London Marathon console deadline 

Final opportunity for confirmed runners to secure their place. 

 

Wednesday 21 - Saturday 24 April 2027 

London Marathon Running Show – ExCeL London 

Collect your race number and enjoy the build‑up to marathon day. Our team will be attending—come and say hello. 

 

Saturday 24 April 2027 

National Autistic Society Pasta Party – London 

A free, relaxed carb‑loading event for NAS runners. Location details to follow closer to the day. 

 

Sunday 25 April 2027 

TCS London Marathon 

Race day! Start times and start locations are usually confirmed around one month before the event. Look out for National Autistic Society cheer points along the route. 

 

Sunday 25 April 2027 

Post‑race reception – near the finish 

Wind down after the race with hot food, a complimentary massage, and time to celebrate with friends, family, and fellow runners.