Every year the Chennai Trekking Club organizes a number of large events including marathons, ultras, triathlons, environmental awareness drives and symposiums. Registrations open 3 months in advance.

Jawadhu Hill Ultra, Aug 6 2017

The 4th year edition of South India's favorite trail ultra in the scenic Jawadhu hills near Vellore running on off road dirt tracks through beautiful plantations, lush greenery, and remote tribal villages. Categories: 100K, 75K, 50K and 25K.

Chennai Trail Marathon, Sep 10 2017

The 6th year edition of South India's favorite trail ultra / marathon near Chennai. A multi-terrain marvel on 100% trail through lakes, forests, canyons, dams, paddies, cashew plantations and vast grasslands. True #RunningBliss. Categories: 50K, 42K, 10K

Registrations Closed

Trek Polama 9, March 2018

CTC's annual symposium on outdoors, sports, wildlife and conservation. 8 inspirational guest speakers from across India will come enthrall the audience with talks on their life accomplishments in prior areas.

Registrations Closed

Chennai Coastal Cleanup, June 2018

CTC's major annual campaign to create awareness on environmental sustainability. The Chennai Coastal Cleanup involves 5000+ volunteers from 130+ Organizations coming together to remove 50 tonnes of garbage from 20km of Chennai's beaches. Regional NGOs from 14 major cities in South India will join hands under India Clean Sweep. Registrations for individuals / corporates (Free) will open in April

Navigation Bootcamp, Mar 2018

Welcome to the 5th year edition of CTC's Navigation Bootcamp in which you ll master the art of map reading and navigation through a 2 months hands-on program through online and field assignments.

Registrations Open

Chennai Triathlon, Dec 16th 2017

The 4th edition of South India's only Full Iron Triathlon. The postponed July Chennai Triathlon will also happen on the same date. Categories: Full, 3/4, Half Iron, Olympic and Sprint.

Registrations 3/4 and Full Iron Closed

Green Day, Sep 17 2017

The 4th year edition of CTC Ainthinai's Green Day - an annual celebration of the green cause. Hundreds of volunteers will come together in a mega tree plantation effort near Chennai. Completed

Kodaikanal Hills Ultra, Jan 27 2018

CTC is proud to bring the running community new Ultra / Hill run in the scenic Palani hills near the princess of hill stations Kodaikanal. At 2000m altitude the runners will experience running bliss in the clouds through scenic tribal routes and trails, shola and pine forests with mesmerizing views on step plantations and lush green valleys. This UTMB qualifier includes categories for everyone: 120K, 80K, 60K, 30K, 13K.

Registrations Closed

Chennai Swimathon, March 2017

First edition of our Swimathon (March, October) to inspire more swimmers into the open waters. Registrations Closed