Flat grade share
- Otter Creek Trail Run (Mandan) Half Marathon
- 39.7% Favoured
Otter Creek Trail Run (Mandan) Half Marathon vs Otter Creek Trail Run (Mandan) 6K
A data-led head-to-head using sourced race facts and available derived figures under one published methodology.
Data current as ofOtter Creek Trail Run (Mandan) Half Marathon or Otter Creek Trail Run (Mandan) 6K — which comes out ahead?
Otter Creek Trail Run (Mandan) Half Marathon and Otter Creek Trail Run (Mandan) 6K split the available advantages, so the better choice depends on which metric matters most to the runner.
Route comparison snapshot
Otter Creek Trail Run (Mandan) Half Marathon
- Mapped route
- Held
- Elevation profile
- Held
- course flatness
- 2.3%
- flat grade share
- 39.7% Favoured
- lower ascent
- 323 m
- climbing density
- 15.4 m/km
- net elevation
- 2 m
- maximum grade
- 18.2%
Otter Creek Trail Run (Mandan) 6K
- Mapped route
- Held
- Elevation profile
- Held
- course flatness
- 2.2% Favoured
- flat grade share
- 36.2%
- lower ascent
- 91 m
- climbing density
- 15.7 m/km
- net elevation
- -1 m
- maximum grade
- 12.3%
| Metric | Otter Creek Trail Run (Mandan) Half Marathon | Otter Creek Trail Run (Mandan) 6K |
|---|---|---|
| Flat grade share | 39.7% ✓ | 36.2% |
| GAP factor (% slower than flat) | 2.3% | 2.2% ✓ |
| Uphill share | 30.8% | 31.7% |
| Steep-up share | 6.9% | 7.1% |
| Downhill share | 29.4% | 32.2% |
| Total ascent (m) | 323 m | 91 m |
| Climbing density (m/km) | 15.4 m/km | 15.7 m/km |
| Longest climb length (m) | 520 m | 150 m |
| Longest climb gain (m) | 23 m | 10 m |
| Longest climb average grade | 4.4% | 6.6% |
| Total descent (m) | 321 m | 92 m |
| Net elevation (m) | 2 m | -1 m |
| Max absolute grade | 18.2% | 12.3% |
| Start elevation (m) | 535 m | 537 m |
| Finish elevation (m) | 537 m | 535 m |
| Scenic score | 100/100 | 100/100 |
| Conditions | 50/100 | 50/100 |
GAP factor (% slower than flat)
- Otter Creek Trail Run (Mandan) 6K
- 2.2% Favoured
Uphill share
Steep-up share
Downhill share
Total ascent (m)
Climbing density (m/km)
- Otter Creek Trail Run (Mandan) 6K
- 15.7 m/km
Longest climb length (m)
Longest climb gain (m)
Longest climb average grade
Total descent (m)
Net elevation (m)
Max absolute grade
Start elevation (m)
Finish elevation (m)
Scenic score
Conditions
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.
Same-distance comparisons are most meaningful; cross-distance metrics are contextual.
Race facts that change the decision
| Fact | Otter Creek Trail Run (Mandan) Half Marathon | Otter Creek Trail Run (Mandan) 6K |
|---|---|---|
| Schedule | Exact race date not confirmed. Event weekend starts 2026-06-12 (legacy event-level date). | Exact race date not confirmed. Event weekend starts 2026-06-12 (legacy event-level date). |
| Location | Mandan, North Dakota | Mandan, North Dakota |
| Actual distance | 20.9 km | 5.8 km |
| raceindex.org mapped route held | Held | Held |
| raceindex.org elevation profile held | Held | Held |
| Course type | Loop | Loop |
| Surface | Singletrack | Singletrack |
| Elevation character | Rolling | Unavailable |
| Terrain | Trail, Road, Beach | Trail, Road, Beach |
| Scenery | Countryside, Mountain, Lakeside, Waterfront, Coastal, Forest | Countryside, Mountain, Lakeside, Waterfront, Coastal, Forest |
| Atmosphere | Festival, Community, Scenic Tour | Festival, Community, Scenic Tour |
| Technicality | Moderate | Unavailable |
| Total ascent | 323 m | 91 m |
| Climbing density | 15.4 m/km | 15.7 m/km |
| Total descent | 321 m | 92 m |
| Net elevation | 2 m | -1 m |
| Max absolute grade | 18.2% | 12.3% |
| Flat grade share | 39.7% | 36.2% |
| GAP factor | 2.3% | 2.2% |
| Entry model | Open | Open |
Schedule
- Otter Creek Trail Run (Mandan) Half Marathon
Exact race date not confirmed. Event weekend starts 2026-06-12 (legacy event-level date).
- Otter Creek Trail Run (Mandan) 6K
Exact race date not confirmed. Event weekend starts 2026-06-12 (legacy event-level date).
Location
- Otter Creek Trail Run (Mandan) Half Marathon
- Mandan, North Dakota
- Otter Creek Trail Run (Mandan) 6K
- Mandan, North Dakota
Actual distance
- Otter Creek Trail Run (Mandan) Half Marathon
- 20.9 km
- Otter Creek Trail Run (Mandan) 6K
- 5.8 km
raceindex.org mapped route held
- Otter Creek Trail Run (Mandan) Half Marathon
- Held
- Otter Creek Trail Run (Mandan) 6K
- Held
raceindex.org elevation profile held
- Otter Creek Trail Run (Mandan) Half Marathon
- Held
- Otter Creek Trail Run (Mandan) 6K
- Held
Course type
- Otter Creek Trail Run (Mandan) Half Marathon
- Loop
- Otter Creek Trail Run (Mandan) 6K
- Loop
Surface
- Otter Creek Trail Run (Mandan) Half Marathon
- Singletrack
- Otter Creek Trail Run (Mandan) 6K
- Singletrack
Elevation character
- Otter Creek Trail Run (Mandan) Half Marathon
- Rolling
- Otter Creek Trail Run (Mandan) 6K
- Unavailable
Terrain
- Otter Creek Trail Run (Mandan) Half Marathon
- Trail, Road, Beach
- Otter Creek Trail Run (Mandan) 6K
- Trail, Road, Beach
Scenery
- Otter Creek Trail Run (Mandan) Half Marathon
- Countryside, Mountain, Lakeside, Waterfront, Coastal, Forest
- Otter Creek Trail Run (Mandan) 6K
- Countryside, Mountain, Lakeside, Waterfront, Coastal, Forest
Atmosphere
- Otter Creek Trail Run (Mandan) Half Marathon
- Festival, Community, Scenic Tour
- Otter Creek Trail Run (Mandan) 6K
- Festival, Community, Scenic Tour
Technicality
- Otter Creek Trail Run (Mandan) Half Marathon
- Moderate
- Otter Creek Trail Run (Mandan) 6K
- Unavailable
Total ascent
- Otter Creek Trail Run (Mandan) Half Marathon
- 323 m
- Otter Creek Trail Run (Mandan) 6K
- 91 m
Climbing density
- Otter Creek Trail Run (Mandan) Half Marathon
- 15.4 m/km
- Otter Creek Trail Run (Mandan) 6K
- 15.7 m/km
Total descent
- Otter Creek Trail Run (Mandan) Half Marathon
- 321 m
- Otter Creek Trail Run (Mandan) 6K
- 92 m
Net elevation
- Otter Creek Trail Run (Mandan) Half Marathon
- 2 m
- Otter Creek Trail Run (Mandan) 6K
- -1 m
Max absolute grade
- Otter Creek Trail Run (Mandan) Half Marathon
- 18.2%
- Otter Creek Trail Run (Mandan) 6K
- 12.3%
Flat grade share
- Otter Creek Trail Run (Mandan) Half Marathon
- 39.7%
- Otter Creek Trail Run (Mandan) 6K
- 36.2%
GAP factor
- Otter Creek Trail Run (Mandan) Half Marathon
- 2.3%
- Otter Creek Trail Run (Mandan) 6K
- 2.2%
Entry model
- Otter Creek Trail Run (Mandan) Half Marathon
- Open
- Otter Creek Trail Run (Mandan) 6K
- Open
Facts are shown only when they exist in the sourced race record; Not held means no sourced value is held for that race.
Common questions
Which is flatter, Otter Creek Trail Run (Mandan) Half Marathon or Otter Creek Trail Run (Mandan) 6K?
Otter Creek Trail Run (Mandan) 6K has the lower GAP factor, making it the flatter course on our route model and more favourable on gradient alone.