Flat grade share
- MountainOne Steel Rail Races (Adams) 8K
- 51.7% Favoured
MountainOne Steel Rail Races (Adams) 8K vs Crazylegs Classic 8K (Madison)
A data-led head-to-head using sourced race facts and available derived figures under one published methodology.
Data current as ofMountainOne Steel Rail Races (Adams) 8K or Crazylegs Classic 8K (Madison) — which comes out ahead?
MountainOne Steel Rail Races (Adams) 8K has the stronger available profile on flat grade share, course flatness and scenery score.
Route comparison snapshot
MountainOne Steel Rail Races (Adams) 8K
- Mapped route
- Held
- Elevation profile
- Held
- course flatness
- 1.4% Favoured
- flat grade share
- 51.7% Favoured
- lower ascent
- 95 m
- climbing density
- 11.9 m/km
- net elevation
- -0 m
- maximum grade
- 9.6%
Crazylegs Classic 8K (Madison)
- Mapped route
- Held
- Elevation profile
- Held
- course flatness
- 1.4%
- flat grade share
- 44.8%
- lower ascent
- 104 m
- climbing density
- 13.0 m/km
- net elevation
- -1 m
- maximum grade
- 14.5%
| Metric | MountainOne Steel Rail Races (Adams) 8K | Crazylegs Classic 8K (Madison) |
|---|---|---|
| Flat grade share | 51.7% ✓ | 44.8% |
| GAP factor (% slower than flat) | 1.4% ✓ | 1.4% |
| Uphill share | 24.2% | 27.2% |
| Steep-up share | 4.8% | 5.2% |
| Downhill share | 24.2% | 28.0% |
| Total ascent (m) | 95 m | 104 m |
| Climbing density (m/km) | 11.9 m/km | 13.0 m/km |
| Longest climb length (m) | 450 m | 540 m |
| Longest climb gain (m) | 23 m | 29 m |
| Longest climb average grade | 5.2% | 5.3% |
| Total descent (m) | 95 m | 105 m |
| Net elevation (m) | -0 m | -1 m |
| Max absolute grade | 9.6% | 14.5% |
| Start elevation (m) | 247 m | 270 m |
| Finish elevation (m) | 247 m | 269 m |
| Scenic score | 100/100 ✓ | 63/100 |
| Conditions | 44/100 | 83/100 ✓ |
GAP factor (% slower than flat)
- MountainOne Steel Rail Races (Adams) 8K
- 1.4% Favoured
Uphill share
Steep-up share
Downhill share
Total ascent (m)
Climbing density (m/km)
- Crazylegs Classic 8K (Madison)
- 13.0 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
- MountainOne Steel Rail Races (Adams) 8K
- 100/100 Favoured
Conditions
- Crazylegs Classic 8K (Madison)
- 83/100 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 | MountainOne Steel Rail Races (Adams) 8K | Crazylegs Classic 8K (Madison) |
|---|---|---|
| Schedule | Exact race date not confirmed. Event weekend starts 2026-05-17 (legacy event-level date). | Exact race date not confirmed. Event weekend starts 2027-04-24 (legacy event-level date). |
| Location | Adams, Massachusetts | Madison, Wisconsin |
| Actual distance | 8 km | 8 km |
| raceindex.org mapped route held | Held | Held |
| raceindex.org elevation profile held | Held | Held |
| Course type | Out And Back | Unavailable |
| Surface | Paved rail trail (10 Foot Wide paved former railroad bed) | Unavailable |
| Elevation character | Unavailable | Rolling |
| Terrain | Trail | Road |
| Scenery | Countryside, Waterfront, Lakeside, Riverside, Mountain, Forest | City, Parkland, Countryside, Waterfront, Lakeside |
| Atmosphere | Community, Competitive, Destination | Community, Festival |
| Technicality | Unavailable | Non Technical |
| Total ascent | 95 m | 104 m |
| Climbing density | 11.9 m/km | 13.0 m/km |
| Total descent | 95 m | 105 m |
| Net elevation | -0 m | -1 m |
| Max absolute grade | 9.6% | 14.5% |
| Flat grade share | 51.7% | 44.8% |
| GAP factor | 1.4% | 1.4% |
| Cutoff | Unavailable | 2:00:00 |
| Entry model | Open | Open |
Schedule
- MountainOne Steel Rail Races (Adams) 8K
Exact race date not confirmed. Event weekend starts 2026-05-17 (legacy event-level date).
- Crazylegs Classic 8K (Madison)
Exact race date not confirmed. Event weekend starts 2027-04-24 (legacy event-level date).
Location
- MountainOne Steel Rail Races (Adams) 8K
- Adams, Massachusetts
- Crazylegs Classic 8K (Madison)
- Madison, Wisconsin
Actual distance
- MountainOne Steel Rail Races (Adams) 8K
- 8 km
- Crazylegs Classic 8K (Madison)
- 8 km
raceindex.org mapped route held
- MountainOne Steel Rail Races (Adams) 8K
- Held
- Crazylegs Classic 8K (Madison)
- Held
raceindex.org elevation profile held
- MountainOne Steel Rail Races (Adams) 8K
- Held
- Crazylegs Classic 8K (Madison)
- Held
Course type
- MountainOne Steel Rail Races (Adams) 8K
- Out And Back
- Crazylegs Classic 8K (Madison)
- Unavailable
Surface
- MountainOne Steel Rail Races (Adams) 8K
- Paved rail trail (10 Foot Wide paved former railroad bed)
- Crazylegs Classic 8K (Madison)
- Unavailable
Elevation character
- MountainOne Steel Rail Races (Adams) 8K
- Unavailable
- Crazylegs Classic 8K (Madison)
- Rolling
Terrain
- MountainOne Steel Rail Races (Adams) 8K
- Trail
- Crazylegs Classic 8K (Madison)
- Road
Scenery
- MountainOne Steel Rail Races (Adams) 8K
- Countryside, Waterfront, Lakeside, Riverside, Mountain, Forest
- Crazylegs Classic 8K (Madison)
- City, Parkland, Countryside, Waterfront, Lakeside
Atmosphere
- MountainOne Steel Rail Races (Adams) 8K
- Community, Competitive, Destination
- Crazylegs Classic 8K (Madison)
- Community, Festival
Technicality
- MountainOne Steel Rail Races (Adams) 8K
- Unavailable
- Crazylegs Classic 8K (Madison)
- Non Technical
Total ascent
- MountainOne Steel Rail Races (Adams) 8K
- 95 m
- Crazylegs Classic 8K (Madison)
- 104 m
Climbing density
- MountainOne Steel Rail Races (Adams) 8K
- 11.9 m/km
- Crazylegs Classic 8K (Madison)
- 13.0 m/km
Total descent
- MountainOne Steel Rail Races (Adams) 8K
- 95 m
- Crazylegs Classic 8K (Madison)
- 105 m
Net elevation
- MountainOne Steel Rail Races (Adams) 8K
- -0 m
- Crazylegs Classic 8K (Madison)
- -1 m
Max absolute grade
- MountainOne Steel Rail Races (Adams) 8K
- 9.6%
- Crazylegs Classic 8K (Madison)
- 14.5%
Flat grade share
- MountainOne Steel Rail Races (Adams) 8K
- 51.7%
- Crazylegs Classic 8K (Madison)
- 44.8%
GAP factor
- MountainOne Steel Rail Races (Adams) 8K
- 1.4%
- Crazylegs Classic 8K (Madison)
- 1.4%
Cutoff
- MountainOne Steel Rail Races (Adams) 8K
- Unavailable
- Crazylegs Classic 8K (Madison)
- 2:00:00
Entry model
- MountainOne Steel Rail Races (Adams) 8K
- Open
- Crazylegs Classic 8K (Madison)
- 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, MountainOne Steel Rail Races (Adams) 8K or Crazylegs Classic 8K (Madison)?
MountainOne Steel Rail Races (Adams) 8K has the lower GAP factor, making it the flatter course on our route model and more favourable on gradient alone.