World’s Fastest Marathons – January 2026 edition released The January 2026 edition is now live, presenting the full rankings for all included races. Data is drawn from publicly reported results and presented using Sub-3’s standard methodology.
100 marathons. Sub-3 across three decades. Richard Ginn has run 100 marathons, including 46 under three hours, and competed for England Masters well into his fifties. In this long-form reflection, he sets out how he has trained, raced and recovered over decades of competitive marathon running.
What makes a marathon sub-3 friendly? Not all marathons are equal for sub-3. Learn what makes a race truly sub-3 friendly, from course and surface to logistics, pacers and word-of-mouth insight.
Weekly mileage needed to break 3 hours in the marathon Weekly mileage is the single biggest factor in breaking three hours – more miles mean greater resilience, deeper aerobic fitness, and the strength to survive the final 10K.