AsiaIndia

Chennai Marathon

A flat coastal tour of the southern Indian city where tropical heat sets the pace.

2.3/10 Difficulty
24m Elevation Gain
2012 Founded

Course Map

Elevation Profile
km
mi

About this Race

The Chennai Marathon is a flat coastal course in the southern Indian city on the Bay of Bengal, tracing the seafront and the Marina on largely level terrain. The flat profile is fast on paper, but the tropical heat and humidity are the defining challenge despite the cooler January staging. The coastal setting and city tour define the day. The flat roads reward steady effort once the climate is respected. It suits runners who want a flat coastal Indian race and are prepared to pace conservatively against the warmth.

city hot humid coastal flat

Course Insight

Chennai is a flat, hot, humid January marathon along the southern Indian coast, where the tropical climate dominates any concern about gradient. Go out conservatively, hydrate early, and expect goal pace to soften as the sun rises. The level coastal terrain offers nothing to hide a fast start behind. The seaside setting is scenic. Pace for the humidity and the flat profile rewards the disciplined.

Pro tip: Go out conservatively and hydrate early — the January coastal humidity, not the flat terrain, decides the day.

Difficulty Breakdown

2.3/10

Mostly due to very flat, challenging typical weather.

Elevation
1.0
Hill Placement
0.8
Weather
7.0
Turns
0.6

How we calculate difficulty →

Course Details

Course type
Loop
Elevation gain
24m
Elevation loss
30m
Highest point
14m
Lowest point
3m
Net elevation
-6m
Start
Starts at Napier Bridge, tracing the Marina before heading south along East Coast Road (ECR).
Cutoff time
6h 30m

Race History

The Chennai Marathon grew into a flat coastal course in the southern Indian city on the Bay of Bengal, tracing the seafront and the Marina on largely level terrain. Its flat profile, shaped by tropical heat, defined its character. Over the years it drew a steady field to the coast. Held in the cooler season, it remains a flat coastal Indian race where the climate sets the pace.

Plan Your Trip

Everything you need to know to get there, get settled, and get to the start line.

Nearest airport(s)
Chennai International (MAA)
Best area to stay
The Triplicane area near Marina Beach for proximity to the seafront route, T. Nagar for central convenience, and the ECR coast for scenic stays.
Getting to the start
The start is near the Marina/centre; take a taxi to the start early.

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