In the Endurance Analytics catalog · 701 races in the sample · 2026 · Whole world · 10–∞ km
| # | Race | Gain per kilometre, m/km ↓ |
|---|---|---|
| 501 | Etapni trejl (5 etapa)Croatie-Monténégro Trail ChallengeMNE · 2026 · 96.0 km | 36declared |
| 502 | Karlovački smerKarlovački smerSRB · 2026 · 11.0 km | 36declared |
| 503 | 15.6kmKamenica trejlSRB · 2026 · 15.2 km | 36 |
| 504 | JADOVNIK MIDIJadovnički ultramaratonSRB · 2026 · 24.5 km | 36 |
| 505 | Dubrovnik 10KDubrovnik Spartan TrailCRO · 2026 · 10.0 km | 36declared |
| 506 | UTD MilerUltra-Trail DrakensbergRSA · 2026 · 162.2 km | 36 |
| 507 | Otto 12KPatagonia Bariloche by UTMBARG · 2026 · 13.1 km | 36 |
| 508 | Chianti Ultra TrailChianti Ultra Trail by UTMBITA · 2026 · 72.8 km | 35 |
| 509 | 108kmObala Ultra TrailSLO · 2026 · 107.2 km | 35 |
| 510 | Istria 100 by UTMB® 110KIstria 100 by UTMBCRO · 2026 · 110.3 km | 35 |
| 511 | Short Trail 42KSouth American Mountain and Trail ChampionshipsBOL · 2026 · 42.9 km | 35 |
| 512 | Grindstone 100MGrindstone Trail Running Festival by UTMBUSA · 2026 · 167.4 km | 35 |
| 513 | PANORAMIC TRAILLovćen TrailMNE · 2026 · 20.7 km | 35 |
| 514 | Durmitor Winter RunDurmitor Winter RunMNE · 2026 · 11.2 km | 35 |
| 515 | Lake Sonoma LS 50kLake SonomaUSA · 2026 · 50.0 km | 35declared |
| 516 | INTERSPORT SPEED 15KJulian Alps Trail Run by UTMBSLO · 2026 · 17.0 km | 35 |
| 517 | Jadovnik MaxiJadovnički ultramaratonSRB · 2026 · 60.2 km | 35 |
| 518 | Tornik Trail RaceTornik RaceSRB · 2026 · 25.0 km | 35declared |
| 519 | 42kmTrail na MljetuCRO · 2026 · 41.6 km | 35 |
| 520 | Trainee Southern TrailFruškogorski maratonSRB · 2026 · 22.4 km | 34 |
| 521 | GEP 15KTengChong Gaoligong UltraCHN · 2026 · 15.3 km | 34 |
| 522 | Patagonia Run 10KPatagonia RunARG · 2026 · 13.0 km | 34 |
| 523 | mozart Half Marathonmozart 100 by UTMBAUT · 2026 · 26.4 km | 34 |
| 524 | Tour de Fruška Trail 15kmTour de FruškaSRB · 2026 · 12.2 km | 34 |
| 525 | Luxmore GruntKepler ChallengeNZL · 2026 · 26.8 km | 34 |
| 526 | Ultra MarathonFruškogorski maratonSRB · 2026 · 106.7 km | 34 |
| 527 | Cocodona Bradshaw Brute 100CocodonaUSA · 2026 · 161.0 km | 34declared |
| 528 | 15.9kmTrail race KopaonikSRB · 2026 · 16.1 km | 34 |
| 529 | Great Wall 100KUltra-Trail Great Wall by UTMBCHN · 2026 · 99.3 km | 34 |
| 530 | Napurega 21KUTMB ChihuahuaMEX · 2026 · 20.6 km | 33 |
| 531 | Velika staza 17kmSerbia EPIC MionicaSRB · 2026 · 17.0 km | 33declared |
| 532 | Perpetua Coast 10KPerpetua CoastUSA · 2026 · 11.1 km | 33 |
| 533 | Jeju 100MTransJeju by UTMBKOR · 2026 · 146.9 km | 33 |
| 534 | UTD100Ultra-Trail DrakensbergRSA · 2026 · 99.0 km | 33 |
| 535 | Chianti Marathon TrailChianti Ultra Trail by UTMBITA · 2026 · 46.1 km | 33 |
| 536 | Great Wall 50KUltra-Trail Great Wall by UTMBCHN · 2026 · 52.0 km | 33 |
| 537 | Serbia EPIC STARA PLANINASerbia EPIC Stara PlaninaSRB · 2026 · 15.0 km | 33 |
| 538 | Velika StazaVlasinaSRB · 2026 · 35.4 km | 33 |
| 539 | Slovenian Alpine Museum RunTriglav Trail RunSLO · 2026 · 14.0 km | 33declared |
| 540 | Ivanjičkih 15KIvanjica TrailSRB · 2026 · 14.2 km | 33 |
| 541 | Cliff BlueDugi Otok TrailCRO · 2026 · 24.6 km | 33 |
| 542 | 61.5kmKočevsko Outdoor FestivalSLO · 2026 · 61.7 km | 33 |
| 543 | MUT ChallengeMUT - Mountain Ultra Trail by UTMBRSA · 2026 · 25.1 km | 33 |
| 544 | Medium Eastern MarathonFruškogorski maratonSRB · 2026 · 58.7 km | 33 |
| 545 | 23.7kmBukovački maratonSRB · 2026 · 23.2 km | 33 |
| 546 | 24.5kmTrail race KopaonikSRB · 2026 · 24.1 km | 32 |
| 547 | Istria 100 by UTMB® 69KIstria 100 by UTMBCRO · 2026 · 68.8 km | 32 |
| 548 | DRJ25Ultra-Trail DrakensbergRSA · 2026 · 25.4 km | 32 |
| 549 | PTR 35Paraty Brazil by UTMBBRA · 2026 · 34.8 km | 32 |
| 550 | Classic Up&DownEuropean Masters Off-Road Running ChampionshipsROU · 2026 · 11.9 km | 32 |