Flat grade share
- The Skippo Trail Race 30K
- 54.8% Favoured
The Skippo Trail Race Half Marathon vs The Skippo Trail Race 30K
A data-led head-to-head using sourced race facts and available derived figures under one published methodology.
Data current as ofThe Skippo Trail Race Half Marathon or The Skippo Trail Race 30K — which comes out ahead?
The Skippo Trail Race Half Marathon and The Skippo Trail Race 30K split the available advantages, so the better choice depends on which metric matters most to the runner.
Route comparison snapshot
The Skippo Trail Race Half Marathon
- Mapped route
- Held
- Elevation profile
- Held
- course flatness
- 2.5% Favoured
- flat grade share
- 53.7%
- lower ascent
- 319 m
- climbing density
- 15.1 m/km
- net elevation
- 0 m
- maximum grade
- 21.1%
The Skippo Trail Race 30K
- Mapped route
- Held
- Elevation profile
- Held
- course flatness
- 3.1%
- flat grade share
- 54.8% Favoured
- lower ascent
- 454 m
- climbing density
- 15.1 m/km
- net elevation
- 0 m
- maximum grade
- 25.2%
| Metric | The Skippo Trail Race Half Marathon | The Skippo Trail Race 30K |
|---|---|---|
| Flat grade share | 53.7% | 54.8% ✓ |
| GAP factor (% slower than flat) | 2.5% ✓ | 3.1% |
| Uphill share | 22.2% | 22.6% |
| Steep-up share | 6.9% | 6.5% |
| Downhill share | 24.1% | 22.6% |
| Total ascent (m) | 319 m | 454 m |
| Climbing density (m/km) | 15.1 m/km | 15.1 m/km |
| Longest climb length (m) | 440 m | 450 m |
| Longest climb gain (m) | 38 m | 39 m |
| Longest climb average grade | 8.6% | 8.6% |
| Total descent (m) | 319 m | 453 m |
| Net elevation (m) | 0 m | 0 m |
| Max absolute grade | 21.1% | 25.2% |
| Start elevation (m) | 126 m | 126 m |
| Finish elevation (m) | 126 m | 126 m |
| Scenic score | 94/100 | 94/100 |
| Conditions | 80/100 | 80/100 |
GAP factor (% slower than flat)
- The Skippo Trail Race Half Marathon
- 2.5% Favoured
Uphill share
Steep-up share
Downhill share
Total ascent (m)
Climbing density (m/km)
- The Skippo Trail Race Half Marathon
- 15.1 m/km
- The Skippo Trail Race 30K
- 15.1 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 | The Skippo Trail Race Half Marathon | The Skippo Trail Race 30K |
|---|---|---|
| Schedule | Exact race date not confirmed. Event weekend starts 2026-10-31 (legacy event-level date). | Exact race date not confirmed. Event weekend starts 2026-10-31 (legacy event-level date). |
| Location | Ballwin, Missouri | Ballwin, Missouri |
| Actual distance | 21.1 km | 30 km |
| raceindex.org mapped route held | Held | Held |
| raceindex.org elevation profile held | Held | Held |
| Course type | Loop | Loop |
| Surface | Trail | Trail |
| Elevation character | Gently Rolling | Unavailable |
| Terrain | Trail | Trail |
| Scenery | Parkland, Forest, Historic, Riverside, Coastal | Parkland, Forest, Historic, Riverside, Coastal |
| Atmosphere | Scenic Tour, Community | Scenic Tour, Community |
| Technicality | Moderate | Unavailable |
| Total ascent | 319 m | 454 m |
| Climbing density | 15.1 m/km | 15.1 m/km |
| Total descent | 319 m | 453 m |
| Net elevation | 0 m | 0 m |
| Max absolute grade | 21.1% | 25.2% |
| Flat grade share | 53.7% | 54.8% |
| GAP factor | 2.5% | 3.1% |
| Cutoff | 5:00:00 | 5:00:00 |
| Entry model | Open | Open |
Schedule
- The Skippo Trail Race Half Marathon
Exact race date not confirmed. Event weekend starts 2026-10-31 (legacy event-level date).
- The Skippo Trail Race 30K
Exact race date not confirmed. Event weekend starts 2026-10-31 (legacy event-level date).
Location
- The Skippo Trail Race Half Marathon
- Ballwin, Missouri
- The Skippo Trail Race 30K
- Ballwin, Missouri
Actual distance
- The Skippo Trail Race Half Marathon
- 21.1 km
- The Skippo Trail Race 30K
- 30 km
raceindex.org mapped route held
- The Skippo Trail Race Half Marathon
- Held
- The Skippo Trail Race 30K
- Held
raceindex.org elevation profile held
- The Skippo Trail Race Half Marathon
- Held
- The Skippo Trail Race 30K
- Held
Course type
- The Skippo Trail Race Half Marathon
- Loop
- The Skippo Trail Race 30K
- Loop
Surface
- The Skippo Trail Race Half Marathon
- Trail
- The Skippo Trail Race 30K
- Trail
Elevation character
- The Skippo Trail Race Half Marathon
- Gently Rolling
- The Skippo Trail Race 30K
- Unavailable
Terrain
- The Skippo Trail Race Half Marathon
- Trail
- The Skippo Trail Race 30K
- Trail
Scenery
- The Skippo Trail Race Half Marathon
- Parkland, Forest, Historic, Riverside, Coastal
- The Skippo Trail Race 30K
- Parkland, Forest, Historic, Riverside, Coastal
Atmosphere
- The Skippo Trail Race Half Marathon
- Scenic Tour, Community
- The Skippo Trail Race 30K
- Scenic Tour, Community
Technicality
- The Skippo Trail Race Half Marathon
- Moderate
- The Skippo Trail Race 30K
- Unavailable
Total ascent
- The Skippo Trail Race Half Marathon
- 319 m
- The Skippo Trail Race 30K
- 454 m
Climbing density
- The Skippo Trail Race Half Marathon
- 15.1 m/km
- The Skippo Trail Race 30K
- 15.1 m/km
Total descent
- The Skippo Trail Race Half Marathon
- 319 m
- The Skippo Trail Race 30K
- 453 m
Net elevation
- The Skippo Trail Race Half Marathon
- 0 m
- The Skippo Trail Race 30K
- 0 m
Max absolute grade
- The Skippo Trail Race Half Marathon
- 21.1%
- The Skippo Trail Race 30K
- 25.2%
Flat grade share
- The Skippo Trail Race Half Marathon
- 53.7%
- The Skippo Trail Race 30K
- 54.8%
GAP factor
- The Skippo Trail Race Half Marathon
- 2.5%
- The Skippo Trail Race 30K
- 3.1%
Cutoff
- The Skippo Trail Race Half Marathon
- 5:00:00
- The Skippo Trail Race 30K
- 5:00:00
Entry model
- The Skippo Trail Race Half Marathon
- Open
- The Skippo Trail Race 30K
- 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, The Skippo Trail Race Half Marathon or The Skippo Trail Race 30K?
The Skippo Trail Race Half Marathon has the lower GAP factor, making it the flatter course on our route model and more favourable on gradient alone.