Flat grade share
- Sioux Falls Marathon 5K
- 84.2% Favoured
Sioux Falls Marathon 5K vs Sioux Falls Marathon Half Marathon
A data-led head-to-head using sourced race facts and available derived figures under one published methodology.
Data current as ofSioux Falls Marathon 5K or Sioux Falls Marathon Half Marathon — which comes out ahead?
Sioux Falls Marathon 5K has the stronger available profile on flat grade share, course flatness and scenery score.
Route comparison snapshot
Sioux Falls Marathon 5K
- Mapped route
- Held
- Elevation profile
- Held
- course flatness
- 0.1% Favoured
- flat grade share
- 84.2% Favoured
- lower ascent
- 24 m
- climbing density
- 4.8 m/km
- net elevation
- -2 m
- maximum grade
- 4.1%
Sioux Falls Marathon Half Marathon
- Mapped route
- Held
- Elevation profile
- Held
- course flatness
- 0.5%
- flat grade share
- 72.6%
- lower ascent
- 149 m
- climbing density
- 7.1 m/km
- net elevation
- -2 m
- maximum grade
- 8.0%
| Metric | Sioux Falls Marathon 5K | Sioux Falls Marathon Half Marathon |
|---|---|---|
| Flat grade share | 84.2% ✓ | 72.6% |
| GAP factor (% slower than flat) | 0.1% ✓ | 0.5% |
| Uphill share | 7.4% | 13.1% |
| Steep-up share | 0.0% | 1.4% |
| Downhill share | 8.3% | 14.3% |
| Total ascent (m) | 24 m | 149 m |
| Climbing density (m/km) | 4.8 m/km | 7.1 m/km |
| Longest climb length (m) | 280 m | 900 m |
| Longest climb gain (m) | 5 m | 19 m |
| Longest climb average grade | 1.7% | 2.1% |
| Total descent (m) | 26 m | 151 m |
| Net elevation (m) | -2 m | -2 m |
| Max absolute grade | 4.1% | 8.0% |
| Start elevation (m) | 435 m | 435 m |
| Finish elevation (m) | 434 m | 434 m |
| Scenic score | 93/100 ✓ | 80/100 |
| Conditions | 51/100 | 51/100 |
GAP factor (% slower than flat)
- Sioux Falls Marathon 5K
- 0.1% Favoured
Uphill share
Steep-up share
Downhill share
Total ascent (m)
Climbing density (m/km)
- Sioux Falls Marathon 5K
- 4.8 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
- Sioux Falls Marathon 5K
- 93/100 Favoured
Conditions
- Sioux Falls Marathon 5K
- 51/100
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 | Sioux Falls Marathon 5K | Sioux Falls Marathon Half Marathon |
|---|---|---|
| Schedule | Exact race date not confirmed. Event weekend starts 2026-09-20 (legacy event-level date). | Exact race date not confirmed. Event weekend starts 2026-09-20 (legacy event-level date). |
| Location | Sioux Falls, South Dakota | Sioux Falls, South Dakota |
| Actual distance | 5 km | 21.1 km |
| raceindex.org mapped route held | Held | Held |
| raceindex.org elevation profile held | Held | Held |
| Terrain | Trail | Trail |
| Scenery | Countryside, Riverside, Waterfront, City, Parkland, Historic, Lakeside | Riverside, Waterfront, City, Parkland, Historic, Lakeside |
| Atmosphere | Community, Scenic Tour | Community, Scenic Tour |
| Total ascent | 24 m | 149 m |
| Climbing density | 4.8 m/km | 7.1 m/km |
| Total descent | 26 m | 151 m |
| Net elevation | -2 m | -2 m |
| Max absolute grade | 4.1% | 8.0% |
| Flat grade share | 84.2% | 72.6% |
| GAP factor | 0.1% | 0.5% |
| Cutoff | 1:00:00 | 3:15:00 |
| Entry model | Open | Open |
Schedule
- Sioux Falls Marathon 5K
Exact race date not confirmed. Event weekend starts 2026-09-20 (legacy event-level date).
- Sioux Falls Marathon Half Marathon
Exact race date not confirmed. Event weekend starts 2026-09-20 (legacy event-level date).
Location
- Sioux Falls Marathon 5K
- Sioux Falls, South Dakota
- Sioux Falls Marathon Half Marathon
- Sioux Falls, South Dakota
Actual distance
- Sioux Falls Marathon 5K
- 5 km
- Sioux Falls Marathon Half Marathon
- 21.1 km
raceindex.org mapped route held
- Sioux Falls Marathon 5K
- Held
- Sioux Falls Marathon Half Marathon
- Held
raceindex.org elevation profile held
- Sioux Falls Marathon 5K
- Held
- Sioux Falls Marathon Half Marathon
- Held
Terrain
- Sioux Falls Marathon 5K
- Trail
- Sioux Falls Marathon Half Marathon
- Trail
Scenery
- Sioux Falls Marathon 5K
- Countryside, Riverside, Waterfront, City, Parkland, Historic, Lakeside
- Sioux Falls Marathon Half Marathon
- Riverside, Waterfront, City, Parkland, Historic, Lakeside
Atmosphere
- Sioux Falls Marathon 5K
- Community, Scenic Tour
- Sioux Falls Marathon Half Marathon
- Community, Scenic Tour
Total ascent
- Sioux Falls Marathon 5K
- 24 m
- Sioux Falls Marathon Half Marathon
- 149 m
Climbing density
- Sioux Falls Marathon 5K
- 4.8 m/km
- Sioux Falls Marathon Half Marathon
- 7.1 m/km
Total descent
- Sioux Falls Marathon 5K
- 26 m
- Sioux Falls Marathon Half Marathon
- 151 m
Net elevation
- Sioux Falls Marathon 5K
- -2 m
- Sioux Falls Marathon Half Marathon
- -2 m
Max absolute grade
- Sioux Falls Marathon 5K
- 4.1%
- Sioux Falls Marathon Half Marathon
- 8.0%
Flat grade share
- Sioux Falls Marathon 5K
- 84.2%
- Sioux Falls Marathon Half Marathon
- 72.6%
GAP factor
- Sioux Falls Marathon 5K
- 0.1%
- Sioux Falls Marathon Half Marathon
- 0.5%
Cutoff
- Sioux Falls Marathon 5K
- 1:00:00
- Sioux Falls Marathon Half Marathon
- 3:15:00
Entry model
- Sioux Falls Marathon 5K
- Open
- Sioux Falls Marathon Half Marathon
- 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, Sioux Falls Marathon 5K or Sioux Falls Marathon Half Marathon?
Sioux Falls Marathon 5K has the lower GAP factor, making it the flatter course on our route model and more favourable on gradient alone.