Flat grade share
- Lake Tahoe Marathon 5K
- 57.0% Favoured
Lake Tahoe Marathon 5K vs Red Rock Canyon Marathon (Las Vegas) 5K
A data-led head-to-head using sourced race facts and available derived figures under one published methodology.
Data current as ofLake Tahoe Marathon 5K or Red Rock Canyon Marathon (Las Vegas) 5K — which comes out ahead?
Lake Tahoe Marathon 5K has the stronger available profile on flat grade share, scenery score and conditions.
Route comparison snapshot
Lake Tahoe Marathon 5K
- Mapped route
- Held
- Elevation profile
- Held
- course flatness
- 0.7%
- flat grade share
- 57.0% Favoured
- lower ascent
- 49 m
- climbing density
- 9.7 m/km
- net elevation
- -2 m
- maximum grade
- 6.8%
Red Rock Canyon Marathon (Las Vegas) 5K
- Mapped route
- Held
- Elevation profile
- Held
- course flatness
- 0.5% Favoured
- flat grade share
- 42.5%
- lower ascent
- 42 m
- climbing density
- 8.5 m/km
- net elevation
- -0 m
- maximum grade
- 5.9%
| Metric | Lake Tahoe Marathon 5K | Red Rock Canyon Marathon (Las Vegas) 5K |
|---|---|---|
| Flat grade share | 57.0% ✓ | 42.5% |
| GAP factor (% slower than flat) | 0.7% | 0.5% ✓ |
| Uphill share | 19.9% | 28.9% |
| Steep-up share | 1.0% | 0.0% |
| Downhill share | 23.1% | 28.7% |
| Total ascent (m) | 49 m | 42 m |
| Climbing density (m/km) | 9.7 m/km | 8.5 m/km |
| Longest climb length (m) | 710 m | 750 m |
| Longest climb gain (m) | 14 m | 17 m |
| Longest climb average grade | 2.0% | 2.3% |
| Total descent (m) | 51 m | 42 m |
| Net elevation (m) | -2 m | -0 m |
| Max absolute grade | 6.8% | 5.9% |
| Start elevation (m) | 1,906 m | 1,164 m |
| Finish elevation (m) | 1,904 m | 1,164 m |
| Scenic score | 93/100 ✓ | 90/100 |
| Conditions | 96/100 ✓ | 96/100 |
GAP factor (% slower than flat)
- Red Rock Canyon Marathon (Las Vegas) 5K
- 0.5% Favoured
Uphill share
Steep-up share
Downhill share
Total ascent (m)
Climbing density (m/km)
- Lake Tahoe Marathon 5K
- 9.7 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)
- Lake Tahoe Marathon 5K
- 1,906 m
Finish elevation (m)
- Lake Tahoe Marathon 5K
- 1,904 m
Scenic score
- Lake Tahoe Marathon 5K
- 93/100 Favoured
Conditions
- Lake Tahoe Marathon 5K
- 96/100 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 | Lake Tahoe Marathon 5K | Red Rock Canyon Marathon (Las Vegas) 5K |
|---|---|---|
| Schedule | Exact race date not confirmed. Event weekend starts 2026-10-16 (legacy event-level date). | Exact race date not confirmed. Event weekend starts 2027-01-23 (legacy event-level date). |
| Location | Incline Village, Nevada | Las Vegas, Nevada |
| Actual distance | 5 km | 5 km |
| raceindex.org mapped route held | Held | Held |
| raceindex.org elevation profile held | Held | Held |
| Elevation character | Unavailable | Flat |
| Terrain | Unavailable | Beach |
| Scenery | Coastal, Lakeside, Mountain, Forest | Countryside, Desert, Canyon, Mountain |
| Atmosphere | Scenic Tour, Destination, Festival | Destination, Wilderness, Scenic Tour |
| Total ascent | 49 m | 42 m |
| Climbing density | 9.7 m/km | 8.5 m/km |
| Total descent | 51 m | 42 m |
| Net elevation | -2 m | -0 m |
| Max absolute grade | 6.8% | 5.9% |
| Flat grade share | 57.0% | 42.5% |
| GAP factor | 0.7% | 0.5% |
| Entry model | Open | Open |
Schedule
- Lake Tahoe Marathon 5K
Exact race date not confirmed. Event weekend starts 2026-10-16 (legacy event-level date).
- Red Rock Canyon Marathon (Las Vegas) 5K
Exact race date not confirmed. Event weekend starts 2027-01-23 (legacy event-level date).
Location
- Lake Tahoe Marathon 5K
- Incline Village, Nevada
- Red Rock Canyon Marathon (Las Vegas) 5K
- Las Vegas, Nevada
Actual distance
- Lake Tahoe Marathon 5K
- 5 km
- Red Rock Canyon Marathon (Las Vegas) 5K
- 5 km
raceindex.org mapped route held
- Lake Tahoe Marathon 5K
- Held
- Red Rock Canyon Marathon (Las Vegas) 5K
- Held
raceindex.org elevation profile held
- Lake Tahoe Marathon 5K
- Held
- Red Rock Canyon Marathon (Las Vegas) 5K
- Held
Elevation character
- Lake Tahoe Marathon 5K
- Unavailable
- Red Rock Canyon Marathon (Las Vegas) 5K
- Flat
Terrain
- Lake Tahoe Marathon 5K
- Unavailable
- Red Rock Canyon Marathon (Las Vegas) 5K
- Beach
Scenery
- Lake Tahoe Marathon 5K
- Coastal, Lakeside, Mountain, Forest
- Red Rock Canyon Marathon (Las Vegas) 5K
- Countryside, Desert, Canyon, Mountain
Atmosphere
- Lake Tahoe Marathon 5K
- Scenic Tour, Destination, Festival
- Red Rock Canyon Marathon (Las Vegas) 5K
- Destination, Wilderness, Scenic Tour
Total ascent
- Lake Tahoe Marathon 5K
- 49 m
- Red Rock Canyon Marathon (Las Vegas) 5K
- 42 m
Climbing density
- Lake Tahoe Marathon 5K
- 9.7 m/km
- Red Rock Canyon Marathon (Las Vegas) 5K
- 8.5 m/km
Total descent
- Lake Tahoe Marathon 5K
- 51 m
- Red Rock Canyon Marathon (Las Vegas) 5K
- 42 m
Net elevation
- Lake Tahoe Marathon 5K
- -2 m
- Red Rock Canyon Marathon (Las Vegas) 5K
- -0 m
Max absolute grade
- Lake Tahoe Marathon 5K
- 6.8%
- Red Rock Canyon Marathon (Las Vegas) 5K
- 5.9%
Flat grade share
- Lake Tahoe Marathon 5K
- 57.0%
- Red Rock Canyon Marathon (Las Vegas) 5K
- 42.5%
GAP factor
- Lake Tahoe Marathon 5K
- 0.7%
- Red Rock Canyon Marathon (Las Vegas) 5K
- 0.5%
Entry model
- Lake Tahoe Marathon 5K
- Open
- Red Rock Canyon Marathon (Las Vegas) 5K
- 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, Lake Tahoe Marathon 5K or Red Rock Canyon Marathon (Las Vegas) 5K?
Red Rock Canyon Marathon (Las Vegas) 5K has the lower GAP factor, making it the flatter course on our route model and more favourable on gradient alone.