Scenic score
- Boulderthon 10K
- 90/100
Boulderthon Half Marathon vs Boulderthon 10K
A data-led head-to-head using sourced race facts and available derived figures under one published methodology.
Data current as ofBoulderthon Half Marathon or Boulderthon 10K — which comes out ahead?
The available sourced metrics do not create a clear lead; use the table to compare the held route, cost and race-day evidence.
Route comparison snapshot
Boulderthon Half Marathon
- Mapped route
- Not held
- Elevation profile
- Not held
Boulderthon 10K
- Mapped route
- Not held
- Elevation profile
- Not held
| Metric | Boulderthon Half Marathon | Boulderthon 10K |
|---|---|---|
| Scenic score | 90/100 | 90/100 |
| Conditions | 81/100 | 81/100 |
Conditions
- Boulderthon 10K
- 81/100
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.
Same-distance comparisons are most meaningful; cross-distance metrics are contextual.
Race facts that change the decision
| Fact | Boulderthon Half Marathon | Boulderthon 10K |
|---|---|---|
| Schedule | Exact race date not confirmed. Event weekend starts 2026-09-27 (legacy event-level date). | Exact race date not confirmed. Event weekend starts 2026-09-27 (legacy event-level date). |
| Location | Boulder, Colorado | Boulder, Colorado |
| Actual distance | 21.1 km | 10 km |
| raceindex.org mapped route held | Not held | Not held |
| raceindex.org elevation profile held | Not held | Not held |
| Elevation character | Gently Rolling | Unavailable |
| Terrain | Road | Road |
| Scenery | City, Coastal, Mountain, Lakeside, Countryside | City, Coastal, Mountain, Lakeside, Countryside |
| Atmosphere | Big City, Festival, Destination | Big City, Festival, Destination |
| Total ascent | 62 m | Unavailable |
| Entry model | Open | Open |
Schedule
- Boulderthon Half Marathon
Exact race date not confirmed. Event weekend starts 2026-09-27 (legacy event-level date).
- Boulderthon 10K
Exact race date not confirmed. Event weekend starts 2026-09-27 (legacy event-level date).
Location
- Boulderthon Half Marathon
- Boulder, Colorado
- Boulderthon 10K
- Boulder, Colorado
Actual distance
- Boulderthon Half Marathon
- 21.1 km
- Boulderthon 10K
- 10 km
raceindex.org mapped route held
- Boulderthon Half Marathon
- Not held
- Boulderthon 10K
- Not held
raceindex.org elevation profile held
- Boulderthon Half Marathon
- Not held
- Boulderthon 10K
- Not held
Elevation character
- Boulderthon Half Marathon
- Gently Rolling
- Boulderthon 10K
- Unavailable
Terrain
- Boulderthon Half Marathon
- Road
- Boulderthon 10K
- Road
Scenery
- Boulderthon Half Marathon
- City, Coastal, Mountain, Lakeside, Countryside
- Boulderthon 10K
- City, Coastal, Mountain, Lakeside, Countryside
Atmosphere
- Boulderthon Half Marathon
- Big City, Festival, Destination
- Boulderthon 10K
- Big City, Festival, Destination
Total ascent
- Boulderthon Half Marathon
- 62 m
- Boulderthon 10K
- Unavailable
Entry model
- Boulderthon Half Marathon
- Open
- Boulderthon 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.