- Flat grade share
- 100.0%
- Ascent
- 39 m
- Climb density
- 0.2 m/km
- Descent
- 40 m
- Net elevation
- -1 m
- Max absolute grade
- 1.7%
As of
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The flattest relays, ranked from trusted raw-elevation route profiles across 65 qualifying races.
Ranking current as ofDaytona 100 Ultramarathon (Jacksonville Beach to Ponce Inlet) leads this ranking on flat grade share (100.0%).
| # | Race | Flat grade share | Ascent | Climb density | Descent | Net elevation | Max absolute grade | As of |
|---|---|---|---|---|---|---|---|---|
| 1 | Daytona 100 Ultramarathon (Jacksonville Beach to Ponce Inlet) Relay - florida | 100.0% | 39 m | 0.2 m/km | 40 m | -1 m | 1.7% | |
| 2 | ZeroWind Romeo&Giulietta Run Half Marathon (Verona) Relay - italy | 96.7% | 55 m | 2.6 m/km | 42 m | 12 m | 7.3% | |
| 3 | Mississippi River Marathon Relay - mississippi | 96.4% | 36 m | 1.7 m/km | 36 m | 0 m | 6.1% | |
| 4 | Wizz Air Milano Marathon Relay - italy | 93.7% | 145 m | 3.4 m/km | 136 m | 9 m | 6.2% | |
| 5 | Vienna City Marathon Relay - austria | 93.3% | 118 m | 2.8 m/km | 108 m | 11 m | 6.6% | |
| 6 | JSRC RunAPalooza (Asbury Park Half Marathon) Relay - new-jersey | 93.3% | 130 m | 3.1 m/km | 128 m | 2 m | 9.5% | |
| 7 | Tirol läuft (Innsbruck) Relay - austria | 93.1% | 50 m | 3.3 m/km | 52 m | -2 m | 5.6% | |
| 8 | SPAR Budapest Marathon Relay - hungary | 92.6% | 188 m | 4.5 m/km | 182 m | 5 m | 15.5% | |
| 9 | Palmetto Relay /200 (Columbia) - south-carolina | 91.4% | 993 m | 3.1 m/km | 1,106 m | -112 m | 16.1% | |
| 10 | Spurs Austin International Half (fka 3M Half Marathon) Relay - texas | 90.6% | 42 m | 2.0 m/km | 143 m | -101 m | 8.1% | |
| 11 | Haspa Marathon Hamburg Relay - germany | 90.4% | 155 m | 3.7 m/km | 155 m | 0 m | 5.5% | |
| 12 | YMCA Harrisburg Marathon, Half, and Relay Presented by Enders Insurance - pennsylvania | 90.3% | 176 m | 4.2 m/km | 176 m | -0 m | 11.8% | |
| 13 | Run Rome The Marathon Relay - italy | 90.3% | 135 m | 3.2 m/km | 144 m | -9 m | 9.9% | |
| 14 | DICK'S Sporting Goods Pittsburgh Marathon Relay - pennsylvania | 90.2% | 154 m | 3.6 m/km | 154 m | 0 m | 12.0% | |
| 15 | Mein Freiburg Marathon Relay - germany | 89.9% | 105 m | 5.0 m/km | 104 m | 1 m | 6.2% | |
| 16 | Bari Med Marathon Relay - italy | 89.0% | 97 m | 4.6 m/km | 99 m | -3 m | 6.3% | |
| 17 | Belfast City Marathon Relay - northern-ireland | 88.2% | 177 m | 4.2 m/km | 198 m | -22 m | 5.4% | |
| 18 | Mercy Health Glass City Marathon Relay - ohio | 88.0% | 195 m | 4.6 m/km | 191 m | 4 m | 6.9% | |
| 19 | Stuttgart-Lauf Relay - germany | 86.7% | 100 m | 4.7 m/km | 100 m | -1 m | 9.8% | |
| 20 | Red, White and Blue Half Marathon - Shreveport Relay - louisiana | 85.9% | 61 m | 4.7 m/km | 61 m | 0 m | 7.7% | |
| 21 | TBK Bank Quad Cities Marathon Relay - iowa | 85.7% | 180 m | 4.3 m/km | 185 m | -5 m | 9.0% | |
| 22 | Marathon Vert Rennes Relay - france | 85.6% | 192 m | 4.6 m/km | 191 m | 1 m | 7.8% | |
| 23 | Greifenseelauf Uster Relay - switzerland | 85.4% | 108 m | 5.1 m/km | 90 m | 18 m | 7.8% | |
| 24 | Toulouse Métropole Run Experience Relay - france | 84.8% | 209 m | 5.0 m/km | 219 m | -10 m | 8.5% | |
| 25 | NN Night Run Ostrava Relay - czechia | 83.7% | 51 m | 5.1 m/km | 54 m | -3 m | 4.9% | |
| 26 | Helsinki City Marathon Relay - finland | 82.4% | 226 m | 5.4 m/km | 220 m | 6 m | 8.3% | |
| 27 | Generali Genève Marathon Relay - switzerland | 82.3% | 183 m | 4.3 m/km | 236 m | -53 m | 9.0% | |
| 28 | Energa Gdańsk Maraton Relay - poland | 80.6% | 224 m | 5.3 m/km | 226 m | -1 m | 7.8% | |
| 29 | Kettle Moraine 100 Endurance Runs Relay - wisconsin | 78.6% | 1,034 m | 6.4 m/km | 1,034 m | -0 m | 16.3% | |
| 30 | Rimi Riga Marathon Relay - latvia | 77.6% | 273 m | 6.5 m/km | 272 m | 1 m | 20.5% | |
| 31 | Capital City River Run Relay - michigan | 76.3% | 140 m | 6.7 m/km | 141 m | -1 m | 7.3% | |
| 32 | FirstEnergy Akron Marathon Relay - ohio | 73.4% | 350 m | 8.3 m/km | 355 m | -6 m | 13.8% | |
| 33 | Büchl Éjszakai Félmaraton (Győr) Relay - hungary | 72.6% | 144 m | 6.8 m/km | 143 m | 1 m | 7.2% | |
| 34 | Milton Keynes Marathon Relay - south-east | 70.5% | 318 m | 7.5 m/km | 320 m | -2 m | 7.8% | |
| 35 | Marathon des Alpes-Maritimes Nice-Cannes Relay - france | 70.4% | 308 m | 7.3 m/km | 310 m | -2 m | 11.8% | |
| 36 | Med City Marathon, presented by ActivePT (Rochester, MN) Relay - minnesota | 68.9% | 319 m | 7.6 m/km | 397 m | -78 m | 14.3% | |
| 37 | Flying Pig Marathon Relay - ohio | 68.6% | 424 m | 10.0 m/km | 427 m | -4 m | 32.4% | |
| 38 | NN Ultrabalaton Relay - hungary | 67.4% | 2,073 m | 9.9 m/km | 2,074 m | -1 m | 25.0% | |
| 39 | Rochester Regional Health Flower City Half Marathon Relay - new-york | 67.3% | 200 m | 9.5 m/km | 201 m | -0 m | 16.6% | |
| 40 | Maine Marathon (Portland) Relay - maine | 67.3% | 357 m | 8.5 m/km | 358 m | 0 m | 15.5% | |
| 41 | Mankato Marathon Relay - minnesota | 66.8% | 423 m | 10.0 m/km | 484 m | -61 m | 20.3% | |
| 42 | Mississippi Blues Marathon Relay - mississippi | 65.3% | 401 m | 9.5 m/km | 399 m | 2 m | 10.2% | |
| 43 | Cedar Rapids Marathon Relay - iowa | 63.8% | 454 m | 10.8 m/km | 455 m | -1 m | 15.8% | |
| 44 | Sparkassen-Phoenix-Halbmarathon Dortmund Relay - germany | 63.6% | 205 m | 9.7 m/km | 205 m | -1 m | 8.8% | |
| 45 | Spokane River Run Relay - washington | 59.3% | 925 m | 18.5 m/km | 925 m | 0 m | 25.9% | |
| 46 | Course de l'Escalade (Genève) Relay - switzerland | 58.3% | 91 m | 11.8 m/km | 96 m | -4 m | 10.9% | |
| 47 | Lean Horse Ultra Marathon Relay - south-dakota | 56.8% | 1,791 m | 11.1 m/km | 1,781 m | 10 m | 26.2% | |
| 48 | Mount Desert Island Marathon, Half & Relay - maine | 55.5% | 526 m | 12.5 m/km | 527 m | -1 m | 18.7% | |
| 49 | Reims Champagne Run Relay - france | 50.1% | 1,343 m | 15.4 m/km | 1,333 m | 9 m | 21.0% | |
| 50 | Vltava Run Relay - czechia | 48.8% | 5,230 m | 13.9 m/km | 6,136 m | -906 m | 25.9% | |
| 51 | Lake Tahoe Marathon Relay - nevada | 46.7% | 1,912 m | 16.5 m/km | 1,939 m | -27 m | 44.7% | |
| 52 | Highland Fling Race (Milngavie) Relay - scotland | 37.2% | 1,939 m | 22.8 m/km | 1,758 m | 181 m | 29.5% | |
| 53 | Telekom Vivicittá (Budapest) Relay - hungary | 36.2% | 114 m | 19.0 m/km | 113 m | 1 m | 14.3% | |
| 54 | Endurancelife Classic Quarter (Cornwall Coastal Ultra) Relay - south-west | 35.6% | 1,916 m | 27.1 m/km | 1,884 m | 31 m | 45.0% | |
| 55 | Columbia Gorge Marathon Relay - oregon | 35.6% | 434 m | 20.6 m/km | 434 m | 0 m | 25.6% | |
| 56 | Fjordkraft Bergen City Marathon Relay - norway | 35.4% | 389 m | 18.5 m/km | 388 m | 1 m | 24.1% | |
| 57 | Foot Levelers Blue Ridge Marathon Relay - virginia | 35.2% | 1,523 m | 36.1 m/km | 1,523 m | 0 m | 92.0% | |
| 58 | NipMuck Trail Marathon Relay - connecticut | 34.4% | 878 m | 20.7 m/km | 863 m | 15 m | 29.4% | |
| 59 | Haulin' Aspen Trail Race Relay - oregon | 33.6% | 747 m | 17.7 m/km | 780 m | -33 m | 19.7% | |
| 60 | Tecumseh Trail Marathon (Tecumseh Trail Challenge), Nashville Indiana Relay - indiana | 32.8% | 1,196 m | 23.9 m/km | 1,195 m | 0 m | 24.5% | |
| 61 | Adamant Half Marathon Relay - vermont | 31.1% | 459 m | 21.8 m/km | 472 m | -13 m | 15.6% | |
| 62 | Queen Bee Half Marathon (Cincinnati) Relay - ohio | 26.9% | 146 m | 22.7 m/km | 164 m | -17 m | 16.8% | |
| 63 | Unicaja Ultra Sierra Nevada Relay - spain | 13.9% | 3,953 m | 39.5 m/km | 2,529 m | 1,423 m | 373.4% | |
| 64 | Sljemenski Maraton (Zagreb) Relay - croatia | 13.6% | 2,187 m | 52.1 m/km | 2,188 m | -1 m | 54.7% | |
| 65 | Tenerife Bluetrail by UTMB Relay - spain | 12.7% | 2,437 m | 51.8 m/km | 3,185 m | -748 m | 70.4% |
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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 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.
Daytona 100 Ultramarathon (Jacksonville Beach to Ponce Inlet) Relay ranks first by flat grade share, from 65 qualifying races compared under our published methodology.