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Men's winner Sisay Lemma and women's winner Hellen Obiri pose together after their victoriesMen's wheelchair winner Marcel Hug and women's wheelchair winner Eden Rainbow-Cooper pose together after their victories
The number of participants was limited to 30,000, with 22,019 runners chosen basen on their performances in qualifying events. A record number of 33,000 runners applied to run the race, from 127 countries.
In mid-March, organizers announced that former NFL player Rob Gronkowski was selected as the event's grand marshall.
Winner of the men's elite division was Sisay Lemma, and the women's elite division was won by Hellen Obiri. Two-time defending men's champion Evans Chebet, looking to become the fifth man to win the event three consecutive times, finished third. In the wheelchair divisions, the men's winner was Marcel Hug and the women's winner was Eden Rainbow-Cooper. This made Eden the first woman from Great Britain to win the women’s wheelchair division at the Boston Marathon.