Jungfrau Marathon 2025

• Scenic route with views of Eiger, Mönch, and Jungfrau mountains
• Challenging 1,953-meter climb over 42.195 km
• Cultural touches with traditional villages and local performers
• Starts in Interlaken, finishes at Kleine Scheidegg, max elevation 2,320 meters
• Limited to 4,000 participants; early registration advised

The Jungfrau Marathon is renowned for its breathtaking mountain scenery and challenging course. The marathon begins in central Interlaken, circling around the town centre before moving east to Bönigen, where runners briefly run along the shore of Lake Brienz. The race proceeds southwards to Wilderswil, continuing upward through Zweilütschinen to Lauterbrunnen. From Lauterbrunnen to Wengen, the course climbs 450m in just 5km, demanding strong legs and determination. The path then heads upward over the Wengernalp and beneath the Eiger towards the finish at Kleine Scheidegg. Known for its significant elevation gain of 1829 meters, it's one of Europe's most challenging marathons, offering spectacular views of the Eiger, Mönch, and Jungfrau peaks. With a rich 30-year history, the race attracts approximately 3,500 runners annually, celebrated for its unique mountain running experiences. The marathon expo in Interlaken provides athletes with last-minute essentials and a place to gather pre-race. The Jungfrau Marathon stands out for its combination of rigorous physical challenge and the stunning Swiss Alpine backdrop, making it a bucket-list race for adventurous runners.

Early September in Interlaken for the Jungfrau Marathon typically features temperatures between 43-60°F (6-16°C), with a 39% chance of rain. Runners should be prepared for moderate rain and cool conditions in the morning, as the marathon starts at 8:30 AM. Expect about 12.6 hours of daylight, with sunrise at 7:04 AM, providing ample light for the race.

The Jungfrau Marathon offers an unforgettable 42.195 km journey through the majestic Swiss Alps, beginning in the charming resort town of Interlaken. As runners embark on this adventure, they are met with a stunning variety of landscapes, from the serene turquoise waters of Lake Brienz to the traditional charm of mountain villages. The course's most exhilarating challenge is its relentless ascent, with an elevation gain of 1,953 meters, culminating at the Eigergletscher on the Kleine Scheidegg mountain pass, 2,320 meters above sea level.

Key highlights include breathtaking views of Lake Brienz, the dramatic Staubbach Falls near Lauterbrunnen, and the iconic peaks of Eiger, Mönch, and Jungfrau. The route's notorious "The Wall" in Wengen tests endurance with its steep 5 km climb featuring 22 curves and a 478-meter altitude gain. The marathon's festive atmosphere, enriched by local traditions like flag throwers and alphorn players, adds to the race's allure.

Renowned for its spectacular scenery and demanding terrain, the Jungfrau Marathon is a bucket-list event for runners worldwide, offering both physical and visual rewards.

Interlaken, in the heart of the Bernese Oberland, offers more than just the thrill of the Jungfrau Marathon. It's a gateway to a world of stunning natural beauty and rich Swiss culture. After your race, unwind with a boat trip on Lake Brienz, where the serene waters lead you to the majestic Giessbach Falls. The scenic GoldenPass line offers breathtaking views along the way, making it a must-see for any visitor.

Explore the surrounding Jungfrau Region, where the iconic peaks of the Eiger, Mönch, and Jungfrau loom large. Discover charming mountain villages like Wengen and Mürren, perfect for hiking and soaking in panoramic views. Grindelwald, with its picturesque landscapes, invites adventurers to hike or take the First cable car for unforgettable vistas.

Dive into local culture by visiting traditional Swiss Alpine villages. Savor the local cuisine and browse the woodcarving shops in Brienz. For a truly awe-inspiring experience, take the Eiger Express to Jungfraujoch, known as the Top of Europe. If your visit coincides with local festivals, you'll get a taste of Swiss traditions and hospitality. Whether you're here for the marathon or the mountains, Interlaken promises an enriching and memorable stay.