Flat grade share
- Windermere Marathon (Spokane) 10K
- 76.3% Favoured
Windermere Marathon (Spokane) 10K vs Spokane River Run 10K
A data-led head-to-head using sourced race facts and available derived figures under one published methodology.
Data current as ofWindermere Marathon (Spokane) 10K or Spokane River Run 10K — which comes out ahead?
Windermere Marathon (Spokane) 10K and Spokane River Run 10K split the available advantages, so the better choice depends on which metric matters most to the runner.
Route comparison snapshot
Windermere Marathon (Spokane) 10K
- Mapped route
- Held
- Elevation profile
- Held
- course flatness
- 0.4% Favoured
- flat grade share
- 76.3% Favoured
- lower ascent
- 62 m
- climbing density
- 6.2 m/km
- net elevation
- 0 m
- maximum grade
- 5.0%
Spokane River Run 10K
- Mapped route
- Held
- Elevation profile
- Held
- course flatness
- 2.3%
- flat grade share
- 42.4%
- lower ascent
- 152 m
- climbing density
- 15.2 m/km
- net elevation
- 0 m
- maximum grade
- 17.2%
| Metric | Windermere Marathon (Spokane) 10K | Spokane River Run 10K |
|---|---|---|
| Flat grade share | 76.3% ✓ | 42.4% |
| GAP factor (% slower than flat) | 0.4% ✓ | 2.3% |
| Uphill share | 12.1% | 29.3% |
| Steep-up share | 0.0% | 6.3% |
| Downhill share | 11.7% | 28.3% |
| Total ascent (m) | 62 m | 152 m |
| Climbing density (m/km) | 6.2 m/km | 15.2 m/km |
| Longest climb length (m) | 510 m | 170 m |
| Longest climb gain (m) | 8 m | 12 m |
| Longest climb average grade | 1.6% | 7.1% |
| Total descent (m) | 62 m | 152 m |
| Net elevation (m) | 0 m | 0 m |
| Max absolute grade | 5.0% | 17.2% |
| Start elevation (m) | 571 m | 503 m |
| Finish elevation (m) | 571 m | 504 m |
| Scenic score | 30/100 | 100/100 ✓ |
| Conditions | 80/100 | 93/100 ✓ |
GAP factor (% slower than flat)
- Windermere Marathon (Spokane) 10K
- 0.4% Favoured
Uphill share
Steep-up share
Downhill share
Total ascent (m)
Climbing density (m/km)
- Spokane River Run 10K
- 15.2 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
- Spokane River Run 10K
- 100/100 Favoured
Conditions
- Spokane River Run 10K
- 93/100 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 | Windermere Marathon (Spokane) 10K | Spokane River Run 10K |
|---|---|---|
| Schedule | Exact race date not confirmed. Event weekend starts 2026-05-17 (legacy event-level date). | Exact race date not confirmed. Event weekend starts 2027-04-18 (legacy event-level date). |
| Location | Spokane, Washington | Nine Mile Falls, Washington |
| Actual distance | 10 km | 10 km |
| raceindex.org mapped route held | Held | Held |
| raceindex.org elevation profile held | Held | Held |
| Course type | Unavailable | Point To Point |
| Surface | Unavailable | 100% unpaved trail primarily single Track with some wider paths |
| Terrain | Trail | Trail |
| Scenery | City, Riverside, Parkland | Parkland, Riverside, City, Countryside, Forest, Coastal, Canyon |
| Atmosphere | Scenic Tour | Community, Charity, Scenic Tour |
| Total ascent | 62 m | 152 m |
| Climbing density | 6.2 m/km | 15.2 m/km |
| Total descent | 62 m | 152 m |
| Net elevation | 0 m | 0 m |
| Max absolute grade | 5.0% | 17.2% |
| Flat grade share | 76.3% | 42.4% |
| GAP factor | 0.4% | 2.3% |
| Entry model | Open | Open |
Schedule
- Windermere Marathon (Spokane) 10K
Exact race date not confirmed. Event weekend starts 2026-05-17 (legacy event-level date).
- Spokane River Run 10K
Exact race date not confirmed. Event weekend starts 2027-04-18 (legacy event-level date).
Location
- Windermere Marathon (Spokane) 10K
- Spokane, Washington
- Spokane River Run 10K
- Nine Mile Falls, Washington
Actual distance
- Windermere Marathon (Spokane) 10K
- 10 km
- Spokane River Run 10K
- 10 km
raceindex.org mapped route held
- Windermere Marathon (Spokane) 10K
- Held
- Spokane River Run 10K
- Held
raceindex.org elevation profile held
- Windermere Marathon (Spokane) 10K
- Held
- Spokane River Run 10K
- Held
Course type
- Windermere Marathon (Spokane) 10K
- Unavailable
- Spokane River Run 10K
- Point To Point
Surface
- Windermere Marathon (Spokane) 10K
- Unavailable
- Spokane River Run 10K
- 100% unpaved trail primarily single Track with some wider paths
Terrain
- Windermere Marathon (Spokane) 10K
- Trail
- Spokane River Run 10K
- Trail
Scenery
- Windermere Marathon (Spokane) 10K
- City, Riverside, Parkland
- Spokane River Run 10K
- Parkland, Riverside, City, Countryside, Forest, Coastal, Canyon
Atmosphere
- Windermere Marathon (Spokane) 10K
- Scenic Tour
- Spokane River Run 10K
- Community, Charity, Scenic Tour
Total ascent
- Windermere Marathon (Spokane) 10K
- 62 m
- Spokane River Run 10K
- 152 m
Climbing density
- Windermere Marathon (Spokane) 10K
- 6.2 m/km
- Spokane River Run 10K
- 15.2 m/km
Total descent
- Windermere Marathon (Spokane) 10K
- 62 m
- Spokane River Run 10K
- 152 m
Net elevation
- Windermere Marathon (Spokane) 10K
- 0 m
- Spokane River Run 10K
- 0 m
Max absolute grade
- Windermere Marathon (Spokane) 10K
- 5.0%
- Spokane River Run 10K
- 17.2%
Flat grade share
- Windermere Marathon (Spokane) 10K
- 76.3%
- Spokane River Run 10K
- 42.4%
GAP factor
- Windermere Marathon (Spokane) 10K
- 0.4%
- Spokane River Run 10K
- 2.3%
Entry model
- Windermere Marathon (Spokane) 10K
- Open
- Spokane River Run 10K
- 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, Windermere Marathon (Spokane) 10K or Spokane River Run 10K?
Windermere Marathon (Spokane) 10K has the lower GAP factor, making it the flatter course on our route model and more favourable on gradient alone.