GAP factor 30.0% slower than flat · net elevation 1,761 m
Decision summary
Lower than 7% of comparable mapped races
5:50:00 total cut-off
Historical race-date favourability, not a forecast
Verified GPS route
Quick answers
RaceIndex has a GPS course file for Jungfrau-Marathon Interlaken, so runners can inspect the route line on the map. Elevation charts and ascent figures appear only when that file includes usable elevation data.
The Jungfrau-Marathon Interlaken route has 1,960 m of ascent, 200 m of descent and an estimated 30.0% grade-adjusted pace penalty versus a flat route.
The Jungfrau-Marathon Interlaken route starts at Interlaken (Hoheweg), approximately 567 m above sea level and finishes at Eigergletscher at 2,320 m above sea level, at the foot of the Eiger north face. Underfoot, expect mixed: flat asphalt roads through the valley for the first ~10 km, then mountain roads and alpine nature/gravel paths on the climb to Eigergletscher. It passes Eigergletscher, Lake Brienz, Wilderswil, Zweilutschinen and Lauterbrunnen. first ~10 km flat alongside the turquoise Lake Brienz, then a sustained alpine ascent including steep switchbacks of ~450 m over 5 km up to Wengen, finishing high in the Alps in full view of the Eiger, Monch and Jungfrau.
Baggage transport provided from start to finish; showers and massage services available.
Its normalised GAP factor is 30.0% slower than a flat course, with about 1960 m of total ascent.