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