With the 130th Boston Marathon set for Monday, April 20, 2026, the annual race is once again pulling the sports world back to Boylston Street for one of the most iconic events on the calendar. As people get ready for another Patriots’ Day showdown, one question always comes back around: why do Kenyan runners keep having Boston (and the marathon world in general) in a chokehold? The short answer is that this isn’t some random streak. It’s the result of decades of history, culture, training, geography, and a talent pipeline that have turned Kenya into distance-running royalty.

To really get it, you have to start with Boston itself. The race was first run on April 19, 1897, after the marathon inspired Boston Athletic Association (B.A.A.) official John Graham at the 1896 Athens Olympics. It began as a 24.5-mile race before shifting to the now-standard 26.2 miles in 1924, and over time it grew into the world’s oldest annual marathon and one of the crown jewels of road racing. Boston isn’t just another stop on the calendar either — it’s a race with real mythology, from the Newton Hills to Heartbreak Hill, which is part of why winning here carries a little extra weight compared to your average major.

US-BOSTON MARATHON-MEN'S WIN
Source: BROOKS KRAFT / Getty

Kenya’s takeover of Boston didn’t happen overnight, but once it started, it changed the race forever. The breakthrough moment came in 1988, when Ibrahim Hussein became the first African to win the Boston Marathon. That wasn’t just a cool headline; it marked the beginning of a new era. The B.A.A.itself notes that Hussein’s win helped usher in East African dominance, and by 2000, Kenyan men had delivered a 10th consecutive victory for their country in Boston. Since then, the names have kept piling up: Cosmas Ndeti, Moses Tanui, Robert Kipkoech Cheruiyot, Geoffrey Mutai, Evans Chebet, John Korir and more on the men’s side, plus women like Catherine Ndereba, Rita Jeptoo, Edna Kiplagat, Peres Jepchirchir, Hellen Obiri, and Sharon Lokedi. By any fair reading of Boston’s official champions list, Kenyan runners have collected well over 40 open-division titles combined in the race’s history.

Source: Why Do Kenyans Dominate The Boston Marathon?