raceindex.org
Explore
Explore RaceIndex

Find your race. Make your plan.

Find a race

Choose your distance and destination.

Compare courses

See what changes from race to race.

Enter and prepare

Turn your choice into a race plan.

Race weekend

Plan travel, support and the finish.

Your next goal

Find a race that fits your experience.

Find a race
Compare courses
Enter and prepare
Race weekend
Your next goal
My Season Save races, keep preparation tasks and plan what comes next.
About RaceIndexOur methodologyData coverageCyclingTriathlon

Most climbing per km ultramarathons

The most climbing per km ultramarathons, ranked from trusted raw-elevation route profiles across 110 qualifying races.

Ranking current as of

Which race ranks first — and why is it Sinks Canyon Rough and Tumble Trail Races?

Sinks Canyon Rough and Tumble Trail Races leads this ranking on climbing per km (85.6 m/km).

Compare Sinks Canyon Rough and Tumble Trail Races vs SkyRun the Mournes

#RaceClimbing per kmAscentDescentNet elevationMax absolute gradeFeeAs of
1Sinks Canyon Rough and Tumble Trail Races Ultramarathon - wyoming85.6 m/km4,282 m4,276 m5 mUnavailableUnavailable
2SkyRun the Mournes Ultramarathon - northern-ireland74.6 m/km3,730 m3,729 m1 m59.6%Unavailable
3Run Rabbit Run 50 & 100 Mile Race Ultramarathon - colorado69.3 m/km11,159 m11,151 m8 mUnavailableUnavailable
4Stranda Fjord Trail Race Ultramarathon - norway69.0 m/km6,555 m6,553 m2 m73.3%Unavailable
5Zagori Mountain Running (ZMR) Ultramarathon - greece67.5 m/km4,049 m4,048 m0 mUnavailableUnavailable
6Dolomiti di Brenta Trail (Molveno) Ultramarathon - italy63.5 m/km4,066 m4,087 m-21 mUnavailableUnavailable
7MIUT - Madeira Island Ultra-Trail - portugal61.7 m/km6,789 m6,800 m-11 m77.0%Unavailable
8Dolomiti Extreme Trail Ultramarathon - italy61.5 m/km6,214 m6,213 m1 m91.9%Unavailable
9Eiger Ultra Trail by UTMB - switzerland61.3 m/km6,188 m6,187 m0 m63.3%Unavailable
10Podbrdo Trail Running Festival Ultramarathon - slovenia60.1 m/km6,439 m6,465 m-26 m62.9%Unavailable
11Hardrock Hundred Mile Endurance Run Ultramarathon - colorado59.3 m/km9,546 m9,547 m-1 mUnavailableUnavailable
12The North Face Grossglockner Ultra-Trail - austria57.5 m/km6,328 m6,328 m1 m53.2%Unavailable
13Transvulcania Ultramarathon - spain56.5 m/km4,128 m3,796 m332 m38.8%Unavailable
14HOKA UTMB Mont-Blanc Ultramarathon - france55.8 m/km9,703 m9,702 m1 m72.1%Unavailable
15Ultra-Trail Snowdonia by UTMB - wales55.6 m/km9,055 m9,055 m-0 m59.5%£259
16Chudy Wawrzyniec (Rajcza) Ultramarathon - poland54.7 m/km5,580 m5,522 m58 m56.7%Unavailable
17Ultra Trail Učka - croatia53.5 m/km4,470 m4,470 m0 m51.7%Unavailable
18Unicaja Ultra Sierra Nevada - spain53.2 m/km5,322 m3,876 m1,447 mUnavailableUnavailable
19Gornergrat Zermatt Marathon Ultramarathon - switzerland52.8 m/km2,408 m404 m2,004 m32.0%Unavailable
20Tenerife Bluetrail by UTMB Ultramarathon - spain52.7 m/km5,798 m5,790 m8 m75.0%Unavailable
21Douro Ultra Trail (Peso da Régua) - portugal51.9 m/km5,188 m5,198 m-10 m63.3%Unavailable
22Davos X-Trails Ultramarathon - switzerland49.3 m/km3,372 m3,372 m0 mUnavailableUnavailable
23Manitou's Revenge Ultramarathon - new-york49.3 m/km4,203 m4,549 m-346 m67.3%Unavailable
24FUGA Penyagolosa Trails (Castelló) Ultramarathon - spain48.9 m/km5,183 m3,971 m1,213 m61.9%Unavailable
25Bieg Rzeźnika (Cisna) Ultramarathon - poland48.6 m/km3,887 m3,794 m92 m45.6%Unavailable
26Soča Outdoor Festival Ultramarathon - slovenia46.8 m/km2,541 m2,550 m-9 m47.8%Unavailable
27Tatra SkyMarathon (Zakopane) Ultramarathon - poland45.8 m/km5,502 m5,174 m328 m68.7%Unavailable
28Dalmacija Ultra Trail - croatia44.3 m/km4,619 m4,900 m-281 m68.7%Unavailable
29SciaccheTrail – Cinque Terre Ultra Trail - italy42.4 m/km4,300 m4,334 m-34 m40.1%Unavailable
30Endurancelife Peak District (Castleton) Ultramarathon - east-midlands41.7 m/km2,126 m2,127 m-0 m42.6%Unavailable
31Tahoe 200 Endurance Run Ultramarathon - california40.6 m/km13,097 m13,099 m-1 mUnavailableUnavailable
32Sleeping Giant Trail Runs Ultramarathon - connecticut40.2 m/km2,012 m2,017 m-5 m54.7%Unavailable
33Tamalpa Headlands 50K Ultramarathon - california39.3 m/km1,966 m1,967 m-1 m43.2%Unavailable
34Cascade Crest 100 Ultramarathon - washington38.9 m/km6,253 m6,268 m-15 m50.0%Unavailable
35Ultra Trail Vipava Valley (UTVV), Ajdovščina - slovenia38.7 m/km6,307 m6,305 m2 m66.6%Unavailable
36ROUT Classic 100 Miles (Rodopi Ultra Trail) - greece38.2 m/km6,952 m6,951 m2 m57.4%Unavailable
37Scout Mountain Ultras - idaho38.0 m/km6,262 m6,271 m-8 m39.4%Unavailable
38Salomon Ultra-Trail Hungary - hungary35.2 m/km3,938 m3,937 m0 m46.5%Unavailable
39Gorge Waterfalls 100K Ultramarathon - oregon34.9 m/km3,481 m3,481 m-0 m45.5%Unavailable
40adidas Innsbruck Alpine Trailrun Festival Ultramarathon - austria34.1 m/km3,838 m3,838 m-0 m57.8%Unavailable
41Silver State 50/50 (Reno) Ultramarathon - nevada33.8 m/km2,716 m2,717 m-1 m36.7%Unavailable
42Volvic Volcanic Experience (VVX) Ultramarathon - france33.8 m/km7,564 m8,228 m-664 m60.6%Unavailable
43The Arctic Triple // Lofoten Ultra-Trail - norway33.5 m/km5,472 m5,477 m-4 m70.9%Unavailable
44Worlds End Ultramarathon - pennsylvania33.2 m/km3,319 m3,320 m-1 m37.1%Unavailable
45Kia Fjällmaraton (Fjällmaratonveckan), Årefjällen Ultramarathon - sweden32.0 m/km3,203 m3,175 m29 m41.7%Unavailable
46The Malvern Hills Ultra - west-midlands31.6 m/km2,391 m2,391 m0 m36.3%£95
47Tahoe Rim Trail Endurance Runs Ultramarathon - nevada31.2 m/km5,117 m5,117 m-0 m34.8%Unavailable
48Western States Endurance Run Ultramarathon - california30.8 m/km4,960 m6,466 m-1,506 m39.2%Unavailable
49Wicklow Way Race Ultramarathon - ireland30.6 m/km3,885 m3,920 m-35 m99.4%Unavailable
50Foot Levelers Blue Ridge Marathon Ultramarathon - virginia30.2 m/km2,551 m2,225 m326 mUnavailableUnavailable
51Massanutten Mountain Trails 100 Mile Run Ultramarathon - virginia29.6 m/km4,799 m4,799 m0 m35.1%Unavailable
52Chuckanut 50k Ultramarathon - washington28.3 m/km1,416 m1,422 m-5 m34.9%Unavailable
53Wild Duluth Races Ultramarathon - minnesota28.0 m/km2,801 m2,801 m-0 m35.8%Unavailable
54Ethias 15 km de Liège Métropole Ultramarathon - belgium28.0 m/km1,260 m1,465 m-206 m56.7%Unavailable
55Leadville Trail 100 Run Ultramarathon - colorado27.7 m/km4,444 m4,445 m-0 m42.6%Unavailable
56Patapsco Valley 50K Ultramarathon - maryland27.7 m/km1,387 m1,394 m-6 m31.6%Unavailable
57Endurancelife Classic Quarter (Cornwall Coastal Ultra) - south-west27.1 m/km1,916 m1,884 m31 m45.0%Unavailable
58Maah Daah Hey Trail Run (Medora) Ultramarathon - north-dakota25.9 m/km2,080 m2,085 m-5 m27.7%Unavailable
59Tollymore Extreme (Tollymore Trail Marathon), Newcastle Ultramarathon - northern-ireland25.9 m/km1,630 m1,638 m-8 m28.1%Unavailable
60Arc of Attrition Ultramarathon - south-west25.5 m/km4,116 m4,038 m78 m43.9%£239
61Beachy Head Marathon Ultramarathon - south-east24.9 m/km1,308 m1,305 m2 m31.2%Unavailable
62Two Tunnels Railway Races Ultramarathon - south-west24.6 m/km1,231 m1,229 m2 m17.3%£65
63Tecumseh Trail Marathon (Tecumseh Trail Challenge), Nashville Indiana Ultramarathon - indiana23.9 m/km1,196 m1,195 m0 m24.5%Unavailable
64Devil o' the Highlands Footrace Ultramarathon - scotland23.8 m/km1,641 m1,876 m-235 m28.9%£100
65Endurancelife Coastal Trail Series - North York Moors (Ravenscar) Ultramarathon - yorkshire23.7 m/km1,310 m1,310 m0 m28.3%£71
66Endurancelife Pembrokeshire Ultramarathon - wales22.8 m/km1,270 m1,269 m1 m29.0%Unavailable
67Highland Fling Race (Milngavie) Ultramarathon - scotland22.8 m/km1,939 m1,758 m181 m29.5%£125
68Montane Winter Spine Race Ultramarathon - north-east22.7 m/km9,781 m9,901 m-120 m49.7%Unavailable
69Javelina Jundred Ultramarathon - arizona22.5 m/km3,626 m4,131 m-504 mUnavailableUnavailable
70Bimbler's Bluff 50K Ultramarathon - connecticut21.8 m/km1,092 m1,092 m-0 m39.4%Unavailable
71South Downs Way 100 Ultramarathon - south-east21.2 m/km3,410 m3,504 m-94 m31.8%£220
72Chiltern Wonderland 50 Ultramarathon - south-east21.0 m/km1,699 m1,694 m5 m39.0%£115
73Spokane River Run Ultramarathon - washington18.5 m/km925 m925 m0 m25.9%Unavailable
74Minnesota Voyageur Trail Ultramarathon - minnesota18.4 m/km1,484 m1,484 m-0 m36.5%Unavailable
75Mohican Trail 100 Mile Run Ultramarathon - ohio18.0 m/km2,890 m2,883 m7 m30.8%Unavailable
76West Highland Way Race Ultramarathon - scotland17.7 m/km2,703 m2,748 m-46 m32.9%£157
77HOKA Bandera Endurance Trail Race Ultramarathon - texas17.1 m/km1,711 m1,734 m-23 m29.3%Unavailable
78Running with the Devil (Las Vegas) Ultramarathon - nevada16.8 m/km839 m839 m0 m21.6%Unavailable
79Lake Tahoe Marathon Ultramarathon - nevada16.5 m/km1,912 m1,939 m-27 m44.7%Unavailable
80Holiday Lake 50K (Appomattox) Ultramarathon - virginia16.2 m/km810 m799 m11 m35.7%Unavailable
81Cairngorms Ultra Trail - scotland15.8 m/km948 m949 m-1 m25.0%£67
82Ice Age Trail 50 Ultramarathon - wisconsin15.7 m/km1,263 m1,263 m0 m22.6%Unavailable
83Reims Champagne Run Ultramarathon - france15.4 m/km1,343 m1,333 m9 m21.0%Unavailable
84Sheltowee Trace Ultras (Big Turtle Trail Runs), Morehead - kentucky14.8 m/km1,187 m1,182 m5 m23.2%Unavailable
85Race to the King Ultramarathon - south-east13.9 m/km1,434 m1,434 m0 m18.8%£155
86Gower Coastal Trail Races Ultramarathon - wales13.5 m/km1,087 m1,088 m-1 m23.7%£85
87Race to the Stones Ultramarathon - south-east12.6 m/km1,260 m1,228 m32 m19.4%Unavailable
88Norfolk Festival of Running (King's Lynn) Ultramarathon - east-of-england12.5 m/km627 m628 m-1 m9.8%£38
89Connemara International Marathon (Connemarathon) Ultramarathon - ireland11.9 m/km755 m732 m23 m19.4%Unavailable
90Ring O' Fire Ultramarathon - wales11.9 m/km2,480 m2,479 m1 m39.1%£255
91Gravel Worlds Run Series (Lincoln) Ultramarathon - nebraska11.8 m/km589 m588 m1 m8.9%Unavailable
92Rocky Raccoon 100 (Huntsville) Ultramarathon - texas11.7 m/km1,880 m1,952 m-72 mUnavailableUnavailable
93Lean Horse Ultra Marathon - south-dakota11.1 m/km1,791 m1,781 m10 m26.2%Unavailable
94Run Woodstock Ultramarathon - michigan11.0 m/km1,764 m1,763 m1 m10.2%Unavailable
95TARC Stone Cat Trail Festival Ultramarathon - massachusetts10.9 m/km1,094 m1,095 m-0 m17.4%Unavailable
96McKenzie River Trail Run 50K Ultramarathon - oregon10.7 m/km535 m892 m-357 m22.4%Unavailable
97The Wall Ultramarathon - north-east10.2 m/km1,140 m1,158 m-18 m15.8%£230
98The Hawk Hundred (Lawrence) Ultramarathon - kansas9.5 m/km1,527 m1,518 m8 m15.2%Unavailable
99Autumn 100 Ultramarathon - south-east8.6 m/km1,380 m1,381 m-1 m21.3%£220
100NN Ultrabalaton Ultramarathon - hungary8.2 m/km3,407 m3,408 m-1 m22.6%Unavailable
2
SkyRun the Mournes Ultramarathonnorthern-ireland
Climbing per km
74.6 m/km
Ascent
3,730 m
Descent
3,729 m
Net elevation
1 m
Max absolute grade
59.6%
Fee
Unavailable

As of

9
Eiger Ultra Trail by UTMBswitzerland
Climbing per km
61.3 m/km
Ascent
6,188 m
Descent
6,187 m
Net elevation
0 m
Max absolute grade
63.3%
Fee
Unavailable

As of

13
Transvulcania Ultramarathonspain
Climbing per km
56.5 m/km
Ascent
4,128 m
Descent
3,796 m
Net elevation
332 m
Max absolute grade
38.8%
Fee
Unavailable

As of

15
Ultra-Trail Snowdonia by UTMBwales
Climbing per km
55.6 m/km
Ascent
9,055 m
Descent
9,055 m
Net elevation
-0 m
Max absolute grade
59.5%
Fee
£259

As of

17
Ultra Trail Učkacroatia
Climbing per km
53.5 m/km
Ascent
4,470 m
Descent
4,470 m
Net elevation
0 m
Max absolute grade
51.7%
Fee
Unavailable

As of

18
Unicaja Ultra Sierra Nevadaspain
Climbing per km
53.2 m/km
Ascent
5,322 m
Descent
3,876 m
Net elevation
1,447 m
Max absolute grade
Unavailable
Fee
Unavailable

As of

22
Davos X-Trails Ultramarathonswitzerland
Climbing per km
49.3 m/km
Ascent
3,372 m
Descent
3,372 m
Net elevation
0 m
Max absolute grade
Unavailable
Fee
Unavailable

As of

23
Manitou's Revenge Ultramarathonnew-york
Climbing per km
49.3 m/km
Ascent
4,203 m
Descent
4,549 m
Net elevation
-346 m
Max absolute grade
67.3%
Fee
Unavailable

As of

28
Dalmacija Ultra Trailcroatia
Climbing per km
44.3 m/km
Ascent
4,619 m
Descent
4,900 m
Net elevation
-281 m
Max absolute grade
68.7%
Fee
Unavailable

As of

34
Cascade Crest 100 Ultramarathonwashington
Climbing per km
38.9 m/km
Ascent
6,253 m
Descent
6,268 m
Net elevation
-15 m
Max absolute grade
50.0%
Fee
Unavailable

As of

37
Scout Mountain Ultrasidaho
Climbing per km
38.0 m/km
Ascent
6,262 m
Descent
6,271 m
Net elevation
-8 m
Max absolute grade
39.4%
Fee
Unavailable

As of

38
Salomon Ultra-Trail Hungaryhungary
Climbing per km
35.2 m/km
Ascent
3,938 m
Descent
3,937 m
Net elevation
0 m
Max absolute grade
46.5%
Fee
Unavailable

As of

44
Worlds End Ultramarathonpennsylvania
Climbing per km
33.2 m/km
Ascent
3,319 m
Descent
3,320 m
Net elevation
-1 m
Max absolute grade
37.1%
Fee
Unavailable

As of

46
The Malvern Hills Ultrawest-midlands
Climbing per km
31.6 m/km
Ascent
2,391 m
Descent
2,391 m
Net elevation
0 m
Max absolute grade
36.3%
Fee
£95

As of

49
Wicklow Way Race Ultramarathonireland
Climbing per km
30.6 m/km
Ascent
3,885 m
Descent
3,920 m
Net elevation
-35 m
Max absolute grade
99.4%
Fee
Unavailable

As of

52
Chuckanut 50k Ultramarathonwashington
Climbing per km
28.3 m/km
Ascent
1,416 m
Descent
1,422 m
Net elevation
-5 m
Max absolute grade
34.9%
Fee
Unavailable

As of

53
Wild Duluth Races Ultramarathonminnesota
Climbing per km
28.0 m/km
Ascent
2,801 m
Descent
2,801 m
Net elevation
-0 m
Max absolute grade
35.8%
Fee
Unavailable

As of

60
Arc of Attrition Ultramarathonsouth-west
Climbing per km
25.5 m/km
Ascent
4,116 m
Descent
4,038 m
Net elevation
78 m
Max absolute grade
43.9%
Fee
£239

As of

69
Javelina Jundred Ultramarathonarizona
Climbing per km
22.5 m/km
Ascent
3,626 m
Descent
4,131 m
Net elevation
-504 m
Max absolute grade
Unavailable
Fee
Unavailable

As of

70
Bimbler's Bluff 50K Ultramarathonconnecticut
Climbing per km
21.8 m/km
Ascent
1,092 m
Descent
1,092 m
Net elevation
-0 m
Max absolute grade
39.4%
Fee
Unavailable

As of

73
Spokane River Run Ultramarathonwashington
Climbing per km
18.5 m/km
Ascent
925 m
Descent
925 m
Net elevation
0 m
Max absolute grade
25.9%
Fee
Unavailable

As of

81
Cairngorms Ultra Trailscotland
Climbing per km
15.8 m/km
Ascent
948 m
Descent
949 m
Net elevation
-1 m
Max absolute grade
25.0%
Fee
£67

As of

82
Ice Age Trail 50 Ultramarathonwisconsin
Climbing per km
15.7 m/km
Ascent
1,263 m
Descent
1,263 m
Net elevation
0 m
Max absolute grade
22.6%
Fee
Unavailable

As of

85
Race to the King Ultramarathonsouth-east
Climbing per km
13.9 m/km
Ascent
1,434 m
Descent
1,434 m
Net elevation
0 m
Max absolute grade
18.8%
Fee
£155

As of

87
Race to the Stones Ultramarathonsouth-east
Climbing per km
12.6 m/km
Ascent
1,260 m
Descent
1,228 m
Net elevation
32 m
Max absolute grade
19.4%
Fee
Unavailable

As of

90
Ring O' Fire Ultramarathonwales
Climbing per km
11.9 m/km
Ascent
2,480 m
Descent
2,479 m
Net elevation
1 m
Max absolute grade
39.1%
Fee
£255

As of

93
Lean Horse Ultra Marathonsouth-dakota
Climbing per km
11.1 m/km
Ascent
1,791 m
Descent
1,781 m
Net elevation
10 m
Max absolute grade
26.2%
Fee
Unavailable

As of

94
Run Woodstock Ultramarathonmichigan
Climbing per km
11.0 m/km
Ascent
1,764 m
Descent
1,763 m
Net elevation
1 m
Max absolute grade
10.2%
Fee
Unavailable

As of

97
The Wall Ultramarathonnorth-east
Climbing per km
10.2 m/km
Ascent
1,140 m
Descent
1,158 m
Net elevation
-18 m
Max absolute grade
15.8%
Fee
£230

As of

99
Autumn 100 Ultramarathonsouth-east
Climbing per km
8.6 m/km
Ascent
1,380 m
Descent
1,381 m
Net elevation
-1 m
Max absolute grade
21.3%
Fee
£220

As of

100
NN Ultrabalaton Ultramarathonhungary
Climbing per km
8.2 m/km
Ascent
3,407 m
Descent
3,408 m
Net elevation
-1 m
Max absolute grade
22.6%
Fee
Unavailable

As of

Showing the top 100 of 110 qualifying races; use the distance catalogue for the full searchable 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 Climbing per km. 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

How we calculated this

Published facts and derived model outputs on this page are tied to stored sources or a published, version-locked methodology. We show the provenance so runners, coaches and organisers can check it. Data on this page is current as of .

Derived numbers use scoring-methodology-v1.0.

Sources used on this page (112)

Read the full methodology →

Common questions

What is the most climbing per km ultramarathons?

Sinks Canyon Rough and Tumble Trail Races Ultramarathon ranks first by climbing per km, from 110 qualifying races compared under our published methodology.