Which race ranks first — and why is it Lundaloppet?

Lundaloppet leads this ranking on flat grade share (71.2%).

Compare Lundaloppet vs Ethias 15 km de Liège Métropole

Ranked comparison table
#RaceFlat grade shareAscentClimb densityDescentNet elevationMax absolute gradeAs of
1Lundaloppet 15K - sweden71.2%111 m7.4 m/km108 m3 m7.5%
2Ethias 15 km de Liège Métropole - belgium62.2%177 m11.8 m/km176 m1 m20.2%
3TCS Lidingöloppet 15K - sweden52.9%173 m11.5 m/km178 m-5 m9.3%
4Volvic Volcanic Experience (VVX) 15K - france29.5%405 m27.0 m/km405 m0 m35.2%
5Soča Outdoor Festival 15K - slovenia27.0%493 m33.8 m/km502 m-9 m37.9%
6Douro Ultra Trail (Peso da Régua) 15K - portugal21.0%711 m47.4 m/km883 m-172 m47.6%
7Sandia Mountain Shadows Trail Run 15K - new-mexico18.9%450 m30.0 m/km461 m-11 m27.3%
1
Flat grade share
71.2%
Ascent
111 m
Climb density
7.4 m/km
Descent
108 m
Net elevation
3 m
Max absolute grade
7.5%

As of

3
Flat grade share
52.9%
Ascent
173 m
Climb density
11.5 m/km
Descent
178 m
Net elevation
-5 m
Max absolute grade
9.3%

As of

5
Flat grade share
27.0%
Ascent
493 m
Climb density
33.8 m/km
Descent
502 m
Net elevation
-9 m
Max absolute grade
37.9%

As of

7 qualifying races in this ranking; use the distance catalogue to search the full distance list. Scores are out of 100 when present; route, elevation and cost figures are shown in their natural units.

How we ranked these

Races are ranked by Flat grade share. Score metrics use methodology scoring-methodology-v1.0. Elevation rankings use only trusted raw-elevation course profiles. A ranking is only published when at least five races qualify, so the table is never padded with thin data.

See exactly how each figure is calculated →

Route maps for this ranking

Common questions

What is the flattest 15ks?

Lundaloppet 15K ranks first by flat grade share, from 7 qualifying races compared under our published methodology.