William Parkinson — Race Results

William Parkinson has 3 recorded races from Glencoe, Illinois, US.

Personal Bests

Half Marathon: 2:50:07 (Life Time Chicago Half Marathon + 5K presented by HOKA, 2023-09-24)
Ultra Marathon: 2:44:40 (2025 Chicago Triathlon Olympic, 2025-08-23)
Marathon: 4:56:18 (TCS London Marathon 2025)

Date	Race	Distance	Time	Overall
2025-08-23	2025 Chicago Triathlon Olympic	Ultra Marathon	2:44:40	428
2023-09-24	Life Time Chicago Half Marathon + 5K presented by HOKA	Half Marathon	2:50:07	6463
	TCS London Marathon 2025	Marathon	4:56:18	35287