August 2022

• Thursday 25 August: entry consoles for Swim Serpentine 2022 closed at 16:00

September 2022

• Tuesday 20 September: entry consoles for the virtual 2022 TCS London Marathon closed at 16:00
• Wednesday 28 September: the 2022 TCS London Marathon Running Show opened at ExCeL London
  
  

October 2022

• Saturday 1 October: the 2022 TCS London Marathon Running Show closed
• Wednesday 19 October: 2023 TCS London Marathon charity places were be confirmed
• Monday 24 October: the ballot results for the 2023 TCS London Marathon were announced 

November 2022

• Tuesday 8 November: the ballot results for the 2023 RideLondon-Essex 100 were announced

March 2023

• Tuesday 7 March: charity entries for the mass 2023 TCS London Marathon will close at 16:00

Confirmed 2023 event dates

• Sunday 23 April: TCS London Marathon
• Sunday 23 April: virtual TCS London Marathon
• Sunday 28 May: RideLondon-Essex 100
• Sunday 3 September: The Big Half
• Saturday 16 September: Swim Serpentine
• TBC: Vitality London 10,000
• Sunday 8 October: Royal Parks Half Marathon