Boston Marathon (UK)

The Boston Marathon (UK) features an exceptionally flat course through the scenic Lincolnshire countryside, making it a premier choice for runners aiming for a personal best. With 0m of elevation gain, this race is renowned as one of the flattest marathons in the country, starting in the historic market town and heading out onto quiet rural roads. It is an ideal event for both first-timers and competitive athletes looking for a fast, PB-friendly road race.