Tata Mumbai Marathon

Registration typically opens in mid-August for the January race and runs until the field fills or December, whichever comes first. Open entry is first-come, first-served by age group. Charity bibs are available through United Way Mumbai with a minimum fundraising commitment, and limited slots exist for women, seniors, persons with disability, and Procam Slam qualifiers. A timing certificate from a certified marathon or half marathon is required for the marathon category.

Yes, the course is a Boston qualifier. Keep in mind that race-day temperatures are typically warm, which can make hitting a qualifying time more demanding than on a cooler course.

The time limit is 6.5 hours.

The course is an out-and-back route through South Mumbai with essentially no net elevation change. It is flat throughout, which makes it profile-friendly for time goals, though heat and humidity are the real factors to plan around.

January in Mumbai is warm and humid. Temperatures typically start in the upper 60s Fahrenheit at the gun and climb into the low-to-mid 80s by the later miles. Hydration management is essential from the start.

The Tata Mumbai Marathon is one of the largest marathons in the world, with roughly 70,000 finishers across all race categories.

The race starts at CSMT (Chhatrapati Shivaji Maharaj Terminus) in South Mumbai. The international airport is about 30 km away, roughly a 45-minute to one-hour transfer. Staying near Marine Drive or South Mumbai puts you close to both the start and the course.