Endurance Events · Chattogram · Bangladesh

Triathlon Bangladesh

Build the Karnaphuli into the country's signature port-city endurance race — a yearly homecoming for runners, swimmers, and triathletes from across Bangladesh.

Two races on the calendar ↓

Upcoming Events

Two start lines ahead.

Registration Open 126 days

Chattogram
Duathlon 2026

Run. Ride. Run. Conquer Chattogram.

10K RUN 40K BIKE 5K RUN

Date: 13 Nov 2026 · Friday
Venue: Bakolia Stadium, Noman College Road, Chattogram
Entry: 3,500 BDT · 250 slots

Rescheduled — 21 Aug 2026 42 days

Chatto Metro
Half Marathon

Feel the pulse of the port city.

21.1K10K5K

New date: 21 Aug 2026 · Friday
Venue: Karnaphuli Riverside, Chattogram
Registration: Closed

Event Info →

Also on the calendar

25 September 2026

Chatto Metro Relay Race 2026

4 × 800 m = 3200 m
26 September 2026

Moheshkhali Island Ultra 2026

55K
8 January 2027

Moheshkhali Island Half Marathon 2027

21.1K · 10K · 3K Kids

Track Record

Not our first start line.

Kutubdia, Moheshkhali, channel swims, boot camps. The Karnaphuli is the next chapter — not the opening one.

27 March 2026

Kutubdia Island Half Marathon 2026

Climate-justice half marathon on the shrinking island of Kutubdia, demanding a permanent sea embankment.

View details →

12 September 2025

Moheshkhali Island Half Marathon 2025

Hilly-island half marathon through salt fields, mangroves and betel farms, raising voices for Moheshkhali's farmers.

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23 January 2026

Bootcamp for Kutubdia Island Half Marathon

Training boot camp for the Kutubdia Island Half Marathon, in collaboration with Chattala Runners.

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27 January 2026

Swimming Bootcamp 2026

Free swimming boot camp — basics through Bangla Channel motivation, organised by Cox's Bazar Triathletes.

View details →

Community · Open Water

On the water with others.

Events we were proud to support — as rescue partners, crew, and community.

Rescue Partner

2025 · Kutubdia Channel, Cox's Bazar District

Kutubdia Channel Swimming 2025

Cox's Bazar Triathletes served as official Rescue Partner for the 3rd Kutubdia Channel Swimming 2025 — manning the rescue boats as 15 brave swimmers tackled one of Bangladesh's most turbulent open-water crossings.

The Organisation