About this event
The CIEL Ferney Trail 2026 promises an unparalleled trail-running experience on Saturday, 12 September 2026 in Ferney, Grand Port, Mauritius. Known for its breathtaking landscapes, this event offers four distinct races: 35K, 18K, 10K, and a 5K Fun Run, each weaving through the lush forests, rugged ridges, and stunning coastal vistas of La Vallée de Ferney.As one of Mauritius' most beloved trail events, the Ferney Trail attracts over 4,500 participants annually, blending competitive mountain running with a vibrant community atmosphere. It's a must for seasoned trail athletes, budding runners, families, and visitors eager to explore the island's wilder side."The Ferney Trail is not just a race; it's a journey through Mauritius' soul, revealing its untamed beauty and challenging every runner's spirit."The Story of CIEL Ferney TrailMauritius' Premier Trail-Running EventCIEL Ferney Trail stands as one of Mauritius' oldest and most celebrated trail-running events. It takes participants beyond the island's famed beaches, into the heart of La Vallée de Ferney's green and rugged terrain.The race is renowned for its diverse landscape, featuring:Forest tracksRocky and uneven trailsSteep climbsRolling ridgesOpen viewpointsTropical foliageValleysCoastal lagoon viewsTechnical descentsNatural paths through the Ferney estateEven the shorter courses demand careful attention to footing, heat management, and hill fitness. The 35K race, with its 1,500 meters of elevation gain, presents a formidable endurance challenge.The Ferney Valley ExperienceNature's Sanctuary in Southeast MauritiusLa Vallée de Ferney, nestled in the southeast of Mauritius, offers a unique blend of natural beauty and biodiversity. Recognized for its sustainable development and conservation efforts, Ferney is a tropical agrihood combining agriculture, recreation, and community activity.Running in this area provides a different Mauritius experience, with participants traversing mountain slopes, dense forests, and open valleys. Expect to encounter:Native and endemic plantsDense green foliageDry forest sectionsRugged rockWide lagoon vistasDistant mountain viewsBirdlifeFarmland and estate landscapesHumid tropical conditionsThe scenery is a major draw, but the technical trails demand respect. Training for hills, uneven ground, and hot-weather exertion is essential.The Race DistancesOptions for Every RunnerCIEL Ferney Trail 2026 offers four race options, catering to a wide range of abilities and interests:C-Care 35KThe 35K is the ultimate endurance challenge, featuring:Distance: 35 kilometresStart time: 6:00 a.m.Elevation gain: 1,500 metresMinimum age: 18Maximum participants: 250Maximum race time: 6 hoursThis route is designed for experienced trail runners, with steep, uneven terrain and significant climbs. A medical certificate is required for participation.Bank One 18KThe 18K offers a technical mid-distance challenge:Distance: 18 kilometresStart time: 6:30 a.m.Elevation gain: 600 metresMinimum age: 16Maximum participants: 600Maximum race time: 4 hoursThis course is perfect for those seeking a serious trail experience without the full 35K commitment.CIEL 10KThe 10K presents a shorter yet challenging option:Distance: 10 kilometresStart time: 8:00 a.m.Elevation gain: 400 metresMinimum age: 12Maximum participants: 1,500Maximum race time: 2 hours 30 minutesThis race is ideal for runners comfortable with hills but not ready for longer distances.Sunlife 5K Fun RunThe 5K Fun Run is a family-friendly introduction to trail running:Distance: 5 kilometresStart time: 9:30 a.m.Minimum age: 6Maximum participants: 600Maximum race time: 1 hour 30 minutesThis event is suitable for families, new runners, and visitors wanting to enjoy the Ferney Valley without a major endurance commitment.Registration and FeesSecure Your SpotRegistration for the 2026 edition opened on 4 May 2026 and will close on 12 August 2026, subject to availability.Public registration fees are:35K: MUR 1,55018K: MUR 1,35010K: MUR 1,0005K Fun Run: MUR 600The fee includes race entry, but participants should verify if it covers additional items like race bibs, timing chips, and hydration support. The cancellation policy is:Before 1 August 2026: 80% refund may be availableFrom 1 August 2026 onward: No refundThe 35K and 18K are part of the Association Rando Trail et Nature League Trail “long” series.Training for the Ferney TrailPrepare for the ChallengeThe 35K race is a demanding trail adventure requiring focused preparation. Key training elements include:Long trail runsHill repeatsHiking on steep gradientsDownhill conditioningAnkle and hip strengthCore stabilityTechnical-footwork drillsRace nutritionHydration practiceHeat adaptationTrail-shoe testingRunning with a hydration vestThe 18K also requires serious preparation due to its 600-meter elevation gain. Visitors from cooler climates should arrive early to acclimate to the warm and humid conditions.Mandatory Safety and Medical RequirementsEssential Rules for ParticipantsAdherence to the official 2026 regulations is crucial. Important rules include:35K runners must be at least 18 years old and provide a medical certificate.18K runners must be at least 16 years old.10K runners must be at least 12 years old.5K participants must be at least 6 years old.Participants should carry equipment suitable for mountain and tropical trail running, such as:Hydration vest or bottlesTrail shoes with good gripRace nutritionCap or visorSunscreenLight rain layerPersonal medicationPhone, if required by regulationsEmergency whistleSmall first-aid essentialsDry socks and change of clothing for after the raceWeather in Mauritius can be unpredictable, so prepare for varying conditions.A Responsible Race in a Natural SanctuaryProtecting Mauritius' Natural BeautyCIEL Ferney Trail takes place in a landscape celebrated for its nature and biodiversity. Runners are encouraged to follow these principles:Stay on marked trails.Never cut switchbacks.Carry all wrappers to the finish.Do not pick plants or disturb wildlife.Use designated toilets and bins.Avoid loud music on the trail.Respect staff and volunteers.Use reusable bottles where possible.Do not litter at aid stations.Treat local communities and land managers with respect.Leave the course as beautiful as you found it.Getting to Ferney, Grand PortTraveling to the TrailFerney is located in southeast Mauritius, near Vieux Grand Port and Mahébourg. Travel times vary with traffic:From Sir Seewoosagur Ramgoolam International Airport: Around 20 to 30 minutesFrom Mahébourg: Around 15 to 25 minutesFrom Belle Mare: Around 45 to 60 minutesFrom Port Louis: Around 60 to 90 minutesFrom Grand Baie: Around 90 minutes or moreFor early race starts, consider staying in southeast Mauritius. Nearby bases include:MahébourgBlue BayPointe d’EsnyVieux Grand PortBeau VallonAnahita areaBelle MareBook accommodations early for proximity to the venue.Extend Your Mauritius Trail WeekendExplore More of Southeast MauritiusA trip to the Ferney Trail can be the start of a broader adventure in southeast Mauritius. Discover:MahébourgExperience the historic coastal town of Mahébourg, with its market, waterfront, and local restaurants.Blue Bay Marine ParkKnown for clear waters and snorkeling, Blue Bay offers a refreshing post-race retreat.Île aux AigrettesVisit the Île aux Aigrettes Nature Reserve for a guided exploration of Mauritian conservation efforts.Grand Port BayExplore Grand Port Bay's rich history and natural beauty, with its maritime heritage and mountain views.Belle MareRelax at Belle Mare's beautiful east-coast beach, though be mindful of September winds.Race-Weekend ItineraryPlan Your Perfect Trail AdventureFriday, 11 September 2026Arrive in southeast Mauritius.Collect your bib if early distribution is available.Prepare your trail gear.Enjoy a balanced dinner.Hydrate and rest early.Saturday, 12 September 202635K runners start at 6:00 a.m.18K runners start at 6:30 a.m.10K runners start at 8:00 a.m.5K Fun Run begins at 9:30 a.m.After the race:Rehydrate gradually.Enjoy a balanced meal with carbohydrates and protein.Change into dry clothes.Stretch gently.Avoid intense activities immediately after the 35K or 18K.Sunday, 13 September 2026Relax with a leisurely breakfast.Visit Mahébourg or Blue Bay.Opt for gentle movement, like a beach walk.Indulge in a recovery meal.Frequently Asked QuestionsThe Things People Always Want to KnowWhen is CIEL Ferney Trail 2026?CIEL Ferney Trail 2026 takes place on Saturday, 12 September 2026 in Ferney, Grand Port, Mauritius.Is the Ferney Trail a marathon?While often dubbed the Ferney Trail Marathon, the longest official race is a 35K trail run, not a standard marathon.What distances are available at Ferney Trail 2026?The event offers 35K, 18K, 10K, and a 5K Fun Run.How much does CIEL Ferney Trail 2026 cost?Entry fees are MUR 1,550 for 35K, MUR 1,350 for 18K, MUR 1,000 for 10K, and MUR 600 for the 5K Fun Run.Do I need a medical certificate for Ferney Trail?Yes, a medical certificate confirming fitness to run is required for 35K participants.Is the Ferney Trail suitable for beginners?The 5K Fun Run is beginner-friendly. The 10K, with its 400 meters of elevation gain, and the 18K and 35K are more suited to experienced runners.When do registrations close?Registrations close on 12 August 2026, but places may sell out sooner.Verified Information at a GlanceEvent Name: CIEL Ferney Trail 2026Common Search Term: Ferney Trail Marathon 2026Event Category: Trail running, endurance sport, and nature eventConfirmed Date: Saturday, 12 September 2026Location: Ferney, Grand Port District, MauritiusVenue Area: La Vallée de FerneyMain Races: 35K, 18K, 10K, and 5K Fun Run35K Start: 6:00 a.m., 1,500 meters elevation gain, minimum age 1818K Start: 6:30 a.m., 600 meters elevation gain, minimum age 1610K Start: 8:00 a.m., 400 meters elevation gain, minimum age 125K Start: 9:30 a.m., minimum age 635K Price: MUR 1,55018K Price: MUR 1,35010K Price: MUR 1,0005K Fun Run Price: MUR 600Registration Closing Date: 12 August 2026Medical Certificate: Required for 35K runnersBest For: Trail runners, endurance athletes, active families, nature lovers, and visitors seeking a wild Mauritius experience```