Scenic score
- Chubb Trail Races (Double Chubb) - Eureka Ultramarathon
- 67/100 Favoured
Ozark Trail 100 Mile Endurance Run Ultramarathon vs Chubb Trail Races (Double Chubb) - Eureka Ultramarathon
A data-led head-to-head using sourced race facts and available derived figures under one published methodology.
Data current as ofOzark Trail 100 Mile Endurance Run Ultramarathon or Chubb Trail Races (Double Chubb) - Eureka Ultramarathon — which comes out ahead?
Ozark Trail 100 Mile Endurance Run Ultramarathon and Chubb Trail Races (Double Chubb) - Eureka Ultramarathon split the available advantages, so the better choice depends on which metric matters most to the runner.
Route comparison snapshot
Ozark Trail 100 Mile Endurance Run Ultramarathon
- Mapped route
- Not held
- Elevation profile
- Not held
Chubb Trail Races (Double Chubb) - Eureka Ultramarathon
- Mapped route
- Not held
- Elevation profile
- Not held
| Metric | Ozark Trail 100 Mile Endurance Run Ultramarathon | Chubb Trail Races (Double Chubb) - Eureka Ultramarathon |
|---|---|---|
| Scenic score | 60/100 | 67/100 ✓ |
| Conditions | 83/100 ✓ | 82/100 |
Conditions
- Ozark Trail 100 Mile Endurance Run Ultramarathon
- 83/100 Favoured
Only metrics available for at least one side are shown. A ✓ marks the better value for each metric (higher-is-better aware). Scores are out of 100 when available. Ascent, climbing density, max absolute grade and median finish describe course or field context and are not marked as better or worse.
Race facts that change the decision
| Fact | Ozark Trail 100 Mile Endurance Run Ultramarathon | Chubb Trail Races (Double Chubb) - Eureka Ultramarathon |
|---|---|---|
| Schedule | Exact race date not confirmed. Event weekend starts 2026-10-31 (legacy event-level date). | Exact race date not confirmed. Event weekend starts 2027-04-03 (legacy event-level date). |
| Location | Steelville, Missouri | Eureka, Missouri |
| Actual distance | 162.5 km | 50 km |
| raceindex.org mapped route held | Not held | Not held |
| raceindex.org elevation profile held | Not held | Not held |
| Course type | Point To Point | Out And Back |
| Surface | Almost entirely single Track trail (about 95% unpaved), ranging from smooth dirt to moderately technical, often leaf Covered, with several water crossings. | 80% single track, 14% gravel, 6% asphalt |
| Elevation character | Rolling | Hilly |
| Terrain | Trail | Trail, Mixed, Road, Gravel |
| Scenery | Forest, Riverside, Countryside | Parkland, Riverside, Forest, Countryside |
| Atmosphere | Wilderness, Nighttime | Community, Competitive, Wilderness |
| Technicality | Technical | Moderate |
| Total ascent | 3,404 m | 1,006 m |
| Total descent | 3,576 m | Unavailable |
| Max absolute grade | Unavailable | 15.0% |
| Cutoff | 32:00:00 | 9:00:00 |
| Entry model | Open | Open |
Schedule
- Ozark Trail 100 Mile Endurance Run Ultramarathon
Exact race date not confirmed. Event weekend starts 2026-10-31 (legacy event-level date).
- Chubb Trail Races (Double Chubb) - Eureka Ultramarathon
Exact race date not confirmed. Event weekend starts 2027-04-03 (legacy event-level date).
Location
- Ozark Trail 100 Mile Endurance Run Ultramarathon
- Steelville, Missouri
- Chubb Trail Races (Double Chubb) - Eureka Ultramarathon
- Eureka, Missouri
Actual distance
- Ozark Trail 100 Mile Endurance Run Ultramarathon
- 162.5 km
- Chubb Trail Races (Double Chubb) - Eureka Ultramarathon
- 50 km
raceindex.org mapped route held
- Ozark Trail 100 Mile Endurance Run Ultramarathon
- Not held
- Chubb Trail Races (Double Chubb) - Eureka Ultramarathon
- Not held
raceindex.org elevation profile held
- Ozark Trail 100 Mile Endurance Run Ultramarathon
- Not held
- Chubb Trail Races (Double Chubb) - Eureka Ultramarathon
- Not held
Course type
- Ozark Trail 100 Mile Endurance Run Ultramarathon
- Point To Point
- Chubb Trail Races (Double Chubb) - Eureka Ultramarathon
- Out And Back
Surface
- Ozark Trail 100 Mile Endurance Run Ultramarathon
- Almost entirely single Track trail (about 95% unpaved), ranging from smooth dirt to moderately technical, often leaf Covered, with several water crossings.
- Chubb Trail Races (Double Chubb) - Eureka Ultramarathon
- 80% single track, 14% gravel, 6% asphalt
Elevation character
- Ozark Trail 100 Mile Endurance Run Ultramarathon
- Rolling
- Chubb Trail Races (Double Chubb) - Eureka Ultramarathon
- Hilly
Terrain
- Ozark Trail 100 Mile Endurance Run Ultramarathon
- Trail
- Chubb Trail Races (Double Chubb) - Eureka Ultramarathon
- Trail, Mixed, Road, Gravel
Scenery
- Ozark Trail 100 Mile Endurance Run Ultramarathon
- Forest, Riverside, Countryside
- Chubb Trail Races (Double Chubb) - Eureka Ultramarathon
- Parkland, Riverside, Forest, Countryside
Atmosphere
- Ozark Trail 100 Mile Endurance Run Ultramarathon
- Wilderness, Nighttime
- Chubb Trail Races (Double Chubb) - Eureka Ultramarathon
- Community, Competitive, Wilderness
Technicality
- Ozark Trail 100 Mile Endurance Run Ultramarathon
- Technical
- Chubb Trail Races (Double Chubb) - Eureka Ultramarathon
- Moderate
Total ascent
- Ozark Trail 100 Mile Endurance Run Ultramarathon
- 3,404 m
- Chubb Trail Races (Double Chubb) - Eureka Ultramarathon
- 1,006 m
Total descent
- Ozark Trail 100 Mile Endurance Run Ultramarathon
- 3,576 m
- Chubb Trail Races (Double Chubb) - Eureka Ultramarathon
- Unavailable
Max absolute grade
- Ozark Trail 100 Mile Endurance Run Ultramarathon
- Unavailable
- Chubb Trail Races (Double Chubb) - Eureka Ultramarathon
- 15.0%
Cutoff
- Ozark Trail 100 Mile Endurance Run Ultramarathon
- 32:00:00
- Chubb Trail Races (Double Chubb) - Eureka Ultramarathon
- 9:00:00
Entry model
- Ozark Trail 100 Mile Endurance Run Ultramarathon
- Open
- Chubb Trail Races (Double Chubb) - Eureka Ultramarathon
- Open
Facts are shown only when they exist in the sourced race record; Not held means no sourced value is held for that race.