| ID | ROUTE | LOCALITY | COUNTRY | CREATED | USED FOR | DISTANCE (km) | ASCENT (m) | TERRAIN | VIEWS |
|---|---|---|---|---|---|---|---|---|---|
| 1294409 | Bull Mtn 1/2 100k | Dahlonega | US | 5 years ago | Running | 49.096 | 1534 | Off-Road | 21 |
| 1603218 | AFTR 50K | Philipsburg | US | 4 years ago | Running | 49.085 | 901 | Off-Road | 57 |
| 1474148 | Terrapin 50K | Big Island | US | 4 years ago | Running | 49.085 | 2145 | Off-Road | 28 |
| 1573342 | SLR50k | Santa Cruz | US | 4 years ago | Running | 49.082 | 1611 | Off-Road | 14 |
| 1925596 | 50k | US | 3 years ago | Running | 49.080 | 1723 | Mixed | 25 | |
| 1434697 | World's End 50k | Forksville | US | 4 years ago | Running | 49.080 | 1723 | Off-Road | 190 |
| 2665985 | Too Long Marathon Proposal 2 | US | 1 year ago | Running | 49.079 | 694 | Mixed | 18 | |
| 952056 | DoubleTop Stone Anvil 50K | Chatsworth | US | 6 years ago | Running | 49.073 | 2539 | Off-Road | 122 |
| 1978940 | BigBaldy Fr ShootingRange-GroveSprings-RockPile | Orem | US | 3 years ago | Running | 49.071 | 3199 | Off-Road | 14 |
| 1515340 | Trap Pond 50k | Laurel | US | 4 years ago | Running | 49.069 | 138 | Mixed | 17 |
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| 2629821 | Port Bryon To Harvey’s Garden | Village of Port Byron | US | 1 year ago | Running | 49.063 | 164 | Mixed | 89 |
| 1095807 | Loop Road | Ochopee | US | 5 years ago | Running | 49.060 | 6 | Off-Road | 21 |
| 3080070 | FF 30mi Self Supported | Town of Philipstown | US | 3 months ago | Running | 49.060 | 1534 | Off-Road | 17 |
| 2612975 | Quicksilver 50K | New Almaden | US | 1 year ago | Running | 49.057 | 1986 | Mixed | 25 |
| 1716052 | Quicksilver 50K 2021 | San Jose | US | 4 years ago | Running | 49.057 | 1986 | Mixed | 40 |
| 2587003 | Painted Swans 1 | Lakeland | US | 1 year ago | Running | 49.054 | 246 | Mixed | 17 |
| 2574627 | English's Ridge Rumble X3 | Town of Manlius | US | 1 year ago | Running | 49.053 | 1215 | Mixed | 21 |
| 2498606 | Steve And Brent Die In Manhattan | City of New York | US | 1 year ago | Running | 49.051 | 263 | Mixed | 29 |
| 1439111 | 30-miler, Joe's To Little Falls | Marcy | US | 4 years ago | Running | 49.048 | 198 | Mixed | 43 |
| 2443976 | Rock N The Knob 50K 2024 - Manual | Kimmel Township | US | 2 years ago | Running | 49.043 | 2296 | Mixed | 30 |
| 168138 | 2017 RFA 50K | Portola Valley | US | 9 years ago | Running | 49.036 | 1751 | Off-Road | 620 |
| 1647129 | Alleghany Front Trail Race | Philipsburg | US | 4 years ago | Running | 49.028 | 968 | Off-Road | 7 |
| 395967 | 50k In San Antonio Texas | San Antonio | US | 8 years ago | Running | 49.026 | 319 | Off-Road | 74 |
| 1449254 | Oil Creek 50k | Titusville | US | 4 years ago | Running | 49.019 | 1546 | Off-Road | 126 |
| 1099738 | 2020 HSV14ers | Huntsville | US | 5 years ago | Running | 49.012 | 1787 | Mixed | 117 |
| 2257814 | O’Neil 50k | Trabuco Canyon | US | 2 years ago | Running | 49.011 | 886 | Mixed | 18 |
| 3126950 | Fire Tower 50K (Heat Year) | Crosby Township | US | 1 month ago | Running | 49.006 | 249 | Off-Road | 230 |
| 865666 | East Jeff Adventure | Camp Sherman | US | 6 years ago | Running | 48.984 | 2157 | Mixed | 17 |
| 775206 | 2019 RFA 50K (Alt1) | Central Portola Valley | US | 6 years ago | Running | 48.972 | 1818 | Off-Road | 28 |
| 3166737 | Ouachita Switchbacks 50K | US | 8 days ago | Running | 48.969 | 1638 | Mixed | 4 | |