In the Endurance Analytics catalog · 701 races in the sample · 2026 · Whole world · 10–∞ km
| # | Race | Gain per kilometre, m/km ↓ |
|---|---|---|
| 301 | Skyward CanyonOman by UTMBOMA · 2026 · 50.0 km | 48declared |
| 302 | Srednja stazaStara Planina TTLSSRB · 2026 · 23.8 km | 48declared |
| 303 | Mala stazaStara Planina TTLSSRB · 2026 · 15.6 km | 48declared |
| 304 | Grainau TrailZugspitz Ultra Trail by UTMBGER · 2026 · 15.6 km | 48 |
| 305 | MUT MarathonMUT - Mountain Ultra Trail by UTMBRSA · 2026 · 42.6 km | 48 |
| 306 | KS16 KickstarterUltra-Trail Cape TownRSA · 2026 · 15.8 km | 48 |
| 307 | Marathon 42KUltra Caballo BlancoMEX · 2026 · 43.1 km | 48 |
| 308 | L'Endurance TrailFestival HOKA Les TempliersFRA · 2026 · 98.2 km | 48 |
| 309 | Ten LakesDurmitor TrailMNE · 2026 · 41.3 km | 48 |
| 310 | Patagonia Run 70KPatagonia RunARG · 2026 · 71.4 km | 48 |
| 311 | 31kmArilje TrailSRB · 2026 · 30.9 km | 48 |
| 312 | Avala 18KAvala TrailSRB · 2026 · 17.8 km | 48 |
| 313 | ISKRA Night 10KISKRA Night Trail AvalaSRB · 2026 · 10.2 km | 47 |
| 314 | Le Marathon des CaussesFestival HOKA Les TempliersFRA · 2026 · 33.0 km | 47 |
| 315 | Bagrem TrailRostushe TrailsMKD · 2026 · 11.0 km | 47declared |
| 316 | Tunnel 100KAmazean Jungle Trail by UTMBINA · 2026 · 89.7 km | 47 |
| 317 | Mittenwald TrailZugspitz Ultra Trail by UTMBGER · 2026 · 43.0 km | 47 |
| 318 | 12.5kmVršačke PlanineSRB · 2026 · 12.0 km | 47 |
| 319 | Regina Margherita TrailMonte Rosa WalserWaeg by UTMBITA · 2026 · 15.2 km | 47 |
| 320 | ISKRA 10KISKRA Trail KosmajSRB · 2026 · 10.4 km | 47 |
| 321 | Chongli 168Nike ACG ChongliCHN · 2026 · 169.7 km | 47 |
| 322 | Transalpine Run RUN2Transalpine RunSUI · 2026 · 68.6 km | 47 |
| 323 | Half Marathon 21KUltra Caballo BlancoMEX · 2026 · 22.4 km | 47 |
| 324 | Chongli 100Nike ACG ChongliCHN · 2026 · 102.7 km | 47 |
| 325 | MarathonTour de HvarCRO · 2026 · 41.2 km | 47 |
| 326 | Red RaceBobija TrailSRB · 2026 · 26.3 km | 47 |
| 327 | ISKRA 10KISKRA Trail AvalaSRB · 2026 · 10.2 km | 47 |
| 328 | UTME 70KEverest MarathonNEP · 2026 · 68.6 km | 47 |
| 329 | Red RaceVidra Gradac TrailSRB · 2026 · 19.4 km | 47 |
| 330 | Quito Nutria 50KQuito Trail by UTMBECU · 2026 · 51.7 km | 46 |
| 331 | Penyagolosa CSPPenyagolosa TrailsESP · 2026 · 104.4 km | 46 |
| 332 | HURT 100HURT 100USA · 2026 · 160.9 km | 46declared |
| 333 | Green CourseBoka Bay TrailMNE · 2026 · 15.2 km | 46 |
| 334 | Whalers Great Route Ultra-Trail®Ultra Blue IslandPOR · 2026 · 101.2 km | 46 |
| 335 | GO ULTRAGO4TrailSLO · 2026 · 62.8 km | 46 |
| 336 | KAI70kMt. Fuji 100JPN · 2026 · 67.3 km | 46 |
| 337 | Rudnik Vihor 23KDušan Milošević Memorial TrailSRB · 2026 · 23.0 km | 46declared |
| 338 | Велика стазаOvčarSRB · 2026 · 33.9 km | 46 |
| 339 | Thaiwoo 50 (Team)Nike ACG ChongliCHN · 2026 · 49.4 km | 46 |
| 340 | Le Grand Trail des TempliersFestival HOKA Les TempliersFRA · 2026 · 78.4 km | 46 |
| 341 | DMY 100KUltra-Trail Mount Yun by UTMBCHN · 2026 · 95.2 km | 46 |
| 342 | Chianti Half TrailChianti Ultra Trail by UTMBITA · 2026 · 20.0 km | 46declared |
| 343 | 18kmArilje TrailSRB · 2026 · 18.1 km | 46 |
| 344 | Velika stazaOzren i DevicaSRB · 2026 · 35.8 km | 46 |
| 345 | Small Eastern Extreme MarathonFruškogorski maratonSRB · 2026 · 41.6 km | 46 |
| 346 | Half Marathon 21KEverest MarathonNEP · 2026 · 19.5 km | 46 |
| 347 | Lake Sonoma LS 100kLake SonomaUSA · 2026 · 100.0 km | 46declared |
| 348 | Les TroubadoursFestival HOKA Les TempliersFRA · 2026 · 13.3 km | 46 |
| 349 | mozart 100mozart 100 by UTMBAUT · 2026 · 116.1 km | 46 |
| 350 | UTSB 110Paraty Brazil by UTMBBRA · 2026 · 100.3 km | 45 |