- Absolute max grade
- 373.4%
- Ascent
- 3,953 m
- Climb density
- 39.5 m/km
- Descent
- 2,529 m
- Net elevation
- 1,423 m
As of
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The steepest relays, ranked from trusted raw-elevation route profiles across 65 qualifying races.
Ranking current as ofUnicaja Ultra Sierra Nevada leads this ranking on absolute max grade (373.4%).
Compare Unicaja Ultra Sierra Nevada vs Foot Levelers Blue Ridge Marathon
| # | Race | Absolute max grade | Ascent | Climb density | Descent | Net elevation | As of |
|---|---|---|---|---|---|---|---|
| 1 | Unicaja Ultra Sierra Nevada Relay - spain | 373.4% | 3,953 m | 39.5 m/km | 2,529 m | 1,423 m | |
| 2 | Foot Levelers Blue Ridge Marathon Relay - virginia | 92.0% | 1,523 m | 36.1 m/km | 1,523 m | 0 m | |
| 3 | Tenerife Bluetrail by UTMB Relay - spain | 70.4% | 2,437 m | 51.8 m/km | 3,185 m | -748 m | |
| 4 | Sljemenski Maraton (Zagreb) Relay - croatia | 54.7% | 2,187 m | 52.1 m/km | 2,188 m | -1 m | |
| 5 | Endurancelife Classic Quarter (Cornwall Coastal Ultra) Relay - south-west | 45.0% | 1,916 m | 27.1 m/km | 1,884 m | 31 m | |
| 6 | Lake Tahoe Marathon Relay - nevada | 44.7% | 1,912 m | 16.5 m/km | 1,939 m | -27 m | |
| 7 | Flying Pig Marathon Relay - ohio | 32.4% | 424 m | 10.0 m/km | 427 m | -4 m | |
| 8 | Highland Fling Race (Milngavie) Relay - scotland | 29.5% | 1,939 m | 22.8 m/km | 1,758 m | 181 m | |
| 9 | NipMuck Trail Marathon Relay - connecticut | 29.4% | 878 m | 20.7 m/km | 863 m | 15 m | |
| 10 | Lean Horse Ultra Marathon Relay - south-dakota | 26.2% | 1,791 m | 11.1 m/km | 1,781 m | 10 m | |
| 11 | Vltava Run Relay - czechia | 25.9% | 5,230 m | 13.9 m/km | 6,136 m | -906 m | |
| 12 | Spokane River Run Relay - washington | 25.9% | 925 m | 18.5 m/km | 925 m | 0 m | |
| 13 | Columbia Gorge Marathon Relay - oregon | 25.6% | 434 m | 20.6 m/km | 434 m | 0 m | |
| 14 | NN Ultrabalaton Relay - hungary | 25.0% | 2,073 m | 9.9 m/km | 2,074 m | -1 m | |
| 15 | Tecumseh Trail Marathon (Tecumseh Trail Challenge), Nashville Indiana Relay - indiana | 24.5% | 1,196 m | 23.9 m/km | 1,195 m | 0 m | |
| 16 | Fjordkraft Bergen City Marathon Relay - norway | 24.1% | 389 m | 18.5 m/km | 388 m | 1 m | |
| 17 | Reims Champagne Run Relay - france | 21.0% | 1,343 m | 15.4 m/km | 1,333 m | 9 m | |
| 18 | Rimi Riga Marathon Relay - latvia | 20.5% | 273 m | 6.5 m/km | 272 m | 1 m | |
| 19 | Mankato Marathon Relay - minnesota | 20.3% | 423 m | 10.0 m/km | 484 m | -61 m | |
| 20 | Haulin' Aspen Trail Race Relay - oregon | 19.7% | 747 m | 17.7 m/km | 780 m | -33 m | |
| 21 | Mount Desert Island Marathon, Half & Relay - maine | 18.7% | 526 m | 12.5 m/km | 527 m | -1 m | |
| 22 | Queen Bee Half Marathon (Cincinnati) Relay - ohio | 16.8% | 146 m | 22.7 m/km | 164 m | -17 m | |
| 23 | Rochester Regional Health Flower City Half Marathon Relay - new-york | 16.6% | 200 m | 9.5 m/km | 201 m | -0 m | |
| 24 | Kettle Moraine 100 Endurance Runs Relay - wisconsin | 16.3% | 1,034 m | 6.4 m/km | 1,034 m | -0 m | |
| 25 | Palmetto Relay /200 (Columbia) - south-carolina | 16.1% | 993 m | 3.1 m/km | 1,106 m | -112 m | |
| 26 | Cedar Rapids Marathon Relay - iowa | 15.8% | 454 m | 10.8 m/km | 455 m | -1 m | |
| 27 | Adamant Half Marathon Relay - vermont | 15.6% | 459 m | 21.8 m/km | 472 m | -13 m | |
| 28 | Maine Marathon (Portland) Relay - maine | 15.5% | 357 m | 8.5 m/km | 358 m | 0 m | |
| 29 | SPAR Budapest Marathon Relay - hungary | 15.5% | 188 m | 4.5 m/km | 182 m | 5 m | |
| 30 | Telekom Vivicittá (Budapest) Relay - hungary | 14.3% | 114 m | 19.0 m/km | 113 m | 1 m | |
| 31 | Med City Marathon, presented by ActivePT (Rochester, MN) Relay - minnesota | 14.3% | 319 m | 7.6 m/km | 397 m | -78 m | |
| 32 | FirstEnergy Akron Marathon Relay - ohio | 13.8% | 350 m | 8.3 m/km | 355 m | -6 m | |
| 33 | DICK'S Sporting Goods Pittsburgh Marathon Relay - pennsylvania | 12.0% | 154 m | 3.6 m/km | 154 m | 0 m | |
| 34 | YMCA Harrisburg Marathon, Half, and Relay Presented by Enders Insurance - pennsylvania | 11.8% | 176 m | 4.2 m/km | 176 m | -0 m | |
| 35 | Marathon des Alpes-Maritimes Nice-Cannes Relay - france | 11.8% | 308 m | 7.3 m/km | 310 m | -2 m | |
| 36 | Course de l'Escalade (Genève) Relay - switzerland | 10.9% | 91 m | 11.8 m/km | 96 m | -4 m | |
| 37 | Mississippi Blues Marathon Relay - mississippi | 10.2% | 401 m | 9.5 m/km | 399 m | 2 m | |
| 38 | Run Rome The Marathon Relay - italy | 9.9% | 135 m | 3.2 m/km | 144 m | -9 m | |
| 39 | Stuttgart-Lauf Relay - germany | 9.8% | 100 m | 4.7 m/km | 100 m | -1 m | |
| 40 | JSRC RunAPalooza (Asbury Park Half Marathon) Relay - new-jersey | 9.5% | 130 m | 3.1 m/km | 128 m | 2 m | |
| 41 | TBK Bank Quad Cities Marathon Relay - iowa | 9.0% | 180 m | 4.3 m/km | 185 m | -5 m | |
| 42 | Generali Genève Marathon Relay - switzerland | 9.0% | 183 m | 4.3 m/km | 236 m | -53 m | |
| 43 | Sparkassen-Phoenix-Halbmarathon Dortmund Relay - germany | 8.8% | 205 m | 9.7 m/km | 205 m | -1 m | |
| 44 | Toulouse Métropole Run Experience Relay - france | 8.5% | 209 m | 5.0 m/km | 219 m | -10 m | |
| 45 | Helsinki City Marathon Relay - finland | 8.3% | 226 m | 5.4 m/km | 220 m | 6 m | |
| 46 | Spurs Austin International Half (fka 3M Half Marathon) Relay - texas | 8.1% | 42 m | 2.0 m/km | 143 m | -101 m | |
| 47 | Milton Keynes Marathon Relay - south-east | 7.8% | 318 m | 7.5 m/km | 320 m | -2 m | |
| 48 | Marathon Vert Rennes Relay - france | 7.8% | 192 m | 4.6 m/km | 191 m | 1 m | |
| 49 | Greifenseelauf Uster Relay - switzerland | 7.8% | 108 m | 5.1 m/km | 90 m | 18 m | |
| 50 | Energa Gdańsk Maraton Relay - poland | 7.8% | 224 m | 5.3 m/km | 226 m | -1 m | |
| 51 | Red, White and Blue Half Marathon - Shreveport Relay - louisiana | 7.7% | 61 m | 4.7 m/km | 61 m | 0 m | |
| 52 | ZeroWind Romeo&Giulietta Run Half Marathon (Verona) Relay - italy | 7.3% | 55 m | 2.6 m/km | 42 m | 12 m | |
| 53 | Capital City River Run Relay - michigan | 7.3% | 140 m | 6.7 m/km | 141 m | -1 m | |
| 54 | Büchl Éjszakai Félmaraton (Győr) Relay - hungary | 7.2% | 144 m | 6.8 m/km | 143 m | 1 m | |
| 55 | Mercy Health Glass City Marathon Relay - ohio | 6.9% | 195 m | 4.6 m/km | 191 m | 4 m | |
| 56 | Vienna City Marathon Relay - austria | 6.6% | 118 m | 2.8 m/km | 108 m | 11 m | |
| 57 | Bari Med Marathon Relay - italy | 6.3% | 97 m | 4.6 m/km | 99 m | -3 m | |
| 58 | Wizz Air Milano Marathon Relay - italy | 6.2% | 145 m | 3.4 m/km | 136 m | 9 m | |
| 59 | Mein Freiburg Marathon Relay - germany | 6.2% | 105 m | 5.0 m/km | 104 m | 1 m | |
| 60 | Mississippi River Marathon Relay - mississippi | 6.1% | 36 m | 1.7 m/km | 36 m | 0 m | |
| 61 | Tirol läuft (Innsbruck) Relay - austria | 5.6% | 50 m | 3.3 m/km | 52 m | -2 m | |
| 62 | Haspa Marathon Hamburg Relay - germany | 5.5% | 155 m | 3.7 m/km | 155 m | 0 m | |
| 63 | Belfast City Marathon Relay - northern-ireland | 5.4% | 177 m | 4.2 m/km | 198 m | -22 m | |
| 64 | NN Night Run Ostrava Relay - czechia | 4.9% | 51 m | 5.1 m/km | 54 m | -3 m | |
| 65 | Daytona 100 Ultramarathon (Jacksonville Beach to Ponce Inlet) Relay - florida | 1.7% | 39 m | 0.2 m/km | 40 m | -1 m |
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65 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.
Races are ranked by Absolute max grade. 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.
Unicaja Ultra Sierra Nevada Relay ranks first by absolute max grade, from 65 qualifying races compared under our published methodology.