Flat grade share
- Holiday Lake 50K (Appomattox) Ultramarathon
- 49.9% Favoured
Holiday Lake 50K (Appomattox) Ultramarathon vs Massanutten Mountain Trails 100 Mile Run Ultramarathon
A data-led head-to-head using sourced race facts and available derived figures under one published methodology.
Data current as ofHoliday Lake 50K (Appomattox) Ultramarathon or Massanutten Mountain Trails 100 Mile Run Ultramarathon — which comes out ahead?
Holiday Lake 50K (Appomattox) Ultramarathon has the stronger available profile on flat grade share, course flatness and conditions.
Route comparison snapshot
Holiday Lake 50K (Appomattox) Ultramarathon
- Mapped route
- Held
- Elevation profile
- Held
- course flatness
- 3.2% Favoured
- flat grade share
- 49.9% Favoured
- lower ascent
- 810 m
- climbing density
- 16.2 m/km
- net elevation
- 11 m
- maximum grade
- 35.7%
Massanutten Mountain Trails 100 Mile Run Ultramarathon
- Mapped route
- Held
- Elevation profile
- Held
- course flatness
- 8.1%
- flat grade share
- 24.0%
- lower ascent
- 4,799 m
- climbing density
- 29.6 m/km
- net elevation
- 0 m
- maximum grade
- 35.1%
| Metric | Holiday Lake 50K (Appomattox) Ultramarathon | Massanutten Mountain Trails 100 Mile Run Ultramarathon |
|---|---|---|
| Flat grade share | 49.9% ✓ | 24.0% |
| GAP factor (% slower than flat) | 3.2% ✓ | 8.1% |
| Uphill share | 25.8% | 36.6% |
| Steep-up share | 7.5% | 19.5% |
| Downhill share | 24.3% | 39.3% |
| Total ascent (m) | 810 m | 4,799 m |
| Climbing density (m/km) | 16.2 m/km | 29.6 m/km |
| Longest climb length (m) | 1,150 m | 3,330 m |
| Longest climb gain (m) | 64 m | 426 m |
| Longest climb average grade | 5.6% | 12.8% |
| Total descent (m) | 799 m | 4,799 m |
| Net elevation (m) | 11 m | 0 m |
| Max absolute grade | 35.7% | 35.1% |
| Start elevation (m) | 135 m | 345 m |
| Finish elevation (m) | 146 m | 346 m |
| Scenic score | 64/100 | 73/100 ✓ |
| Conditions | 80/100 ✓ | 48/100 |
GAP factor (% slower than flat)
- Holiday Lake 50K (Appomattox) Ultramarathon
- 3.2% Favoured
Uphill share
Steep-up share
Downhill share
Total ascent (m)
Climbing density (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
- Massanutten Mountain Trails 100 Mile Run Ultramarathon
- 73/100 Favoured
Conditions
- Holiday Lake 50K (Appomattox) Ultramarathon
- 80/100 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 | Holiday Lake 50K (Appomattox) Ultramarathon | Massanutten Mountain Trails 100 Mile Run Ultramarathon |
|---|---|---|
| Schedule | Exact race date not confirmed. Event weekend starts 2027-02-13 (legacy event-level date). | Exact race date not confirmed. Event weekend starts 2026-05-16 (legacy event-level date). |
| Location | Appomattox, Virginia | Fort Valley, Virginia |
| Actual distance | 50 km | 161.9 km |
| raceindex.org mapped route held | Held | Held |
| raceindex.org elevation profile held | Held | Held |
| Course type | Out And Back | Laps |
| Surface | Mix of single track, forest service roads, and dirt/country roads. | Demanding, rocky mountain trail with rugged rocky ridgeline sections. |
| Elevation character | Rolling | Mountainous |
| Terrain | Trail, Gravel | Trail |
| Scenery | Forest, Lakeside, Countryside | Mountain, Countryside, Forest |
| Atmosphere | Community, Wilderness | Wilderness, Community, Nighttime |
| Technicality | Moderate | Very Technical |
| Total ascent | 810 m | 4,799 m |
| Climbing density | 16.2 m/km | 29.6 m/km |
| Total descent | 799 m | 4,799 m |
| Net elevation | 11 m | 0 m |
| Max absolute grade | 35.7% | 35.1% |
| Flat grade share | 49.9% | 24.0% |
| GAP factor | 3.2% | 8.1% |
| Cutoff | 8:00:00 | 36:00:00 |
| Field cap | Unavailable | 250 |
| Entry model | Open | Open |
Schedule
- Holiday Lake 50K (Appomattox) Ultramarathon
Exact race date not confirmed. Event weekend starts 2027-02-13 (legacy event-level date).
- Massanutten Mountain Trails 100 Mile Run Ultramarathon
Exact race date not confirmed. Event weekend starts 2026-05-16 (legacy event-level date).
Location
- Holiday Lake 50K (Appomattox) Ultramarathon
- Appomattox, Virginia
- Massanutten Mountain Trails 100 Mile Run Ultramarathon
- Fort Valley, Virginia
Actual distance
- Holiday Lake 50K (Appomattox) Ultramarathon
- 50 km
- Massanutten Mountain Trails 100 Mile Run Ultramarathon
- 161.9 km
raceindex.org mapped route held
- Holiday Lake 50K (Appomattox) Ultramarathon
- Held
- Massanutten Mountain Trails 100 Mile Run Ultramarathon
- Held
raceindex.org elevation profile held
- Holiday Lake 50K (Appomattox) Ultramarathon
- Held
- Massanutten Mountain Trails 100 Mile Run Ultramarathon
- Held
Course type
- Holiday Lake 50K (Appomattox) Ultramarathon
- Out And Back
- Massanutten Mountain Trails 100 Mile Run Ultramarathon
- Laps
Surface
- Holiday Lake 50K (Appomattox) Ultramarathon
- Mix of single track, forest service roads, and dirt/country roads.
- Massanutten Mountain Trails 100 Mile Run Ultramarathon
- Demanding, rocky mountain trail with rugged rocky ridgeline sections.
Elevation character
- Holiday Lake 50K (Appomattox) Ultramarathon
- Rolling
- Massanutten Mountain Trails 100 Mile Run Ultramarathon
- Mountainous
Terrain
- Holiday Lake 50K (Appomattox) Ultramarathon
- Trail, Gravel
- Massanutten Mountain Trails 100 Mile Run Ultramarathon
- Trail
Scenery
- Holiday Lake 50K (Appomattox) Ultramarathon
- Forest, Lakeside, Countryside
- Massanutten Mountain Trails 100 Mile Run Ultramarathon
- Mountain, Countryside, Forest
Atmosphere
- Holiday Lake 50K (Appomattox) Ultramarathon
- Community, Wilderness
- Massanutten Mountain Trails 100 Mile Run Ultramarathon
- Wilderness, Community, Nighttime
Technicality
- Holiday Lake 50K (Appomattox) Ultramarathon
- Moderate
- Massanutten Mountain Trails 100 Mile Run Ultramarathon
- Very Technical
Total ascent
- Holiday Lake 50K (Appomattox) Ultramarathon
- 810 m
- Massanutten Mountain Trails 100 Mile Run Ultramarathon
- 4,799 m
Climbing density
- Holiday Lake 50K (Appomattox) Ultramarathon
- 16.2 m/km
- Massanutten Mountain Trails 100 Mile Run Ultramarathon
- 29.6 m/km
Total descent
- Holiday Lake 50K (Appomattox) Ultramarathon
- 799 m
- Massanutten Mountain Trails 100 Mile Run Ultramarathon
- 4,799 m
Net elevation
- Holiday Lake 50K (Appomattox) Ultramarathon
- 11 m
- Massanutten Mountain Trails 100 Mile Run Ultramarathon
- 0 m
Max absolute grade
- Holiday Lake 50K (Appomattox) Ultramarathon
- 35.7%
- Massanutten Mountain Trails 100 Mile Run Ultramarathon
- 35.1%
Flat grade share
- Holiday Lake 50K (Appomattox) Ultramarathon
- 49.9%
- Massanutten Mountain Trails 100 Mile Run Ultramarathon
- 24.0%
GAP factor
- Holiday Lake 50K (Appomattox) Ultramarathon
- 3.2%
- Massanutten Mountain Trails 100 Mile Run Ultramarathon
- 8.1%
Cutoff
- Holiday Lake 50K (Appomattox) Ultramarathon
- 8:00:00
- Massanutten Mountain Trails 100 Mile Run Ultramarathon
- 36:00:00
Field cap
- Holiday Lake 50K (Appomattox) Ultramarathon
- Unavailable
- Massanutten Mountain Trails 100 Mile Run Ultramarathon
- 250
Entry model
- Holiday Lake 50K (Appomattox) Ultramarathon
- Open
- Massanutten Mountain Trails 100 Mile Run Ultramarathon
- 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, Holiday Lake 50K (Appomattox) Ultramarathon or Massanutten Mountain Trails 100 Mile Run Ultramarathon?
Holiday Lake 50K (Appomattox) Ultramarathon has the lower GAP factor, making it the flatter course on our route model and more favourable on gradient alone.