World’s Fastest Marathons – April 2026 edition released

The April 2026 edition of the Sub-3 World’s Fastest Marathons is now live. Few months in the history of marathon running can rival April 2026 for significance. Across four weekends, the calendar delivered world records, historic breakthroughs and extraordinary depth, while races ranging from the World Marathon Majors to smaller regional events produced some of the strongest sub-3 performances seen anywhere so far this year (and in any year).

The defining moment came at the London Marathon, where Sabastian Sawe became the first man in history to run a sub-two-hour marathon in an official, record-eligible race, winning in 1:59:30. The race also saw Tigst Assefa set a women-only world record of 2:15:41, ensuring London will be remembered as one of the most important marathon events ever staged. Yet while London produced the month's biggest headlines, the Sub-3 rankings focus on a broader measure of marathon quality: the depth and strength of the entire field.

By that measure, Boston Marathon claims the number one position. The 2026 race generated 5,850 sub-3 performances from 29,037 finishers, meaning more than one in five runners broke the three-hour barrier. No other marathon in April combined such a high proportion of sub-3 runners with such a large field, underlining Boston's unique position within the sport. Its qualifying standards continue to produce one of the deepest amateur fields anywhere in the world.

London takes second place, combining its record-breaking elite performances with 3,306 sub-3 finishers from almost 60,000 runners. Marathon de Paris completes the podium after producing 3,294 sub-3 performances from a field of 57,516 finishers. Together, the three races generated more than 12,000 sub-3 performances and dominated the upper reaches of the rankings.

Beyond the major marathons, April also showcased the strength of smaller and mid-sized races. Ballarat Marathon emerged as one of the standout performers of the month, producing a remarkable 14.1 per cent sub-3 rate and securing fourth place overall. Eugene Marathon, Milano Marathon and Glass City Marathon all delivered exceptionally strong results, while Hannover Marathon, Linz Donau Marathon and Jersey City Marathon completed a highly competitive top 10.

Further down the rankings, established races including Rotterdam, Manchester, Hamburg, Vienna, Zurich and Newport all featured prominently. Elsewhere, events across Europe, North America, Australasia and South America demonstrated the increasingly global nature of competitive amateur marathon running. From major international spectacles to smaller performance-focused races, April's rankings highlight the diversity of pathways to producing fast marathon fields.

The Sub-3 World’s Fastest Marathons rankings are based on verified finisher data, balancing the proportion of sub-3 finishers, the total number of sub-3 runners and the fastest winning time. The methodology remains unchanged for 2026, ensuring direct comparability across months and throughout the annual rankings cycle.

April's table reflects one of the strongest and most varied months of marathon running seen anywhere in the world. While the history books may remember London for breaking the final great barrier in men's marathon running, the wider rankings demonstrate that elite achievement and field depth are not always the same thing. The Sub-3 rankings continue to reward races that combine participation, competitiveness and sustained strength throughout the field.

This release forms part of the wider 2026 World’s Fastest Marathons programme, which will update monthly throughout the year ahead of the publication of the full annual Sub-3 World Marathon Rankings.

The full April 2026 rankings, including all included races and banded performance data, are available now.

→ View the World’s Fastest Marathons – April 2026