Every year the Chennai Trekking Club organizes a number of large events including marathons, triathlons, environmental awareness drives and symposiums

Trail Running Calendar 2017

CTC's annual trail running schedule for 2017 including monthly self supported trail runs in South India as well as official races in India and abroad.  Subscribe (free) to our mailing list to receive invites and participate in monthly hill runs across South - Palani, Munnar, Kolli, Jawadhu, Kalrayan, Shevaroy Hills and more.

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 Open

Chennai Iron Triathlon, Dec 16 2017

The 4th year edition of India's only Full Iron distance triathlon, stepping stone for the International Ironman. Categories: Full, 3/4, Half Iron and Olympic. Registrations will open early Sep

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 will open in Jan

Chennai Triathlon, July 1st

The 18th edition of South India's most happening Triathlon. 1000 participants from 60 cities around India signed up. Categories: Half Iron, Olympic and Sprint. Due to unfortunate circumstances the event has been postponed. A new date will be announced soon.

Registrations (Closed)
Venue, Stay, Timings, Routes

Green Day, Aug 27 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. Registrations (Free) will open end July

Chennai Swimathon, Oct 29 2017

The 2nd edition of Chennai's Swimathon inviting all ace swimmers in the open waters near the city's outskirts. Categories: 15K, 10K, 5K.  Registrations will open early August

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 will open in August. Details below.

Chennai Swimathon, March 2018

Third edition of our twice-a-year Swimathon (March, October) to inspire more swimmers into the open waters. Registrations will open in Jan.

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