Flat grade share
- St. Croix Crossing Half Marathon
- 66.7% Favoured
St. Croix Crossing Half Marathon vs Jack & Jill's Downhill Marathon & Half Half Marathon
A data-led head-to-head using sourced race facts and available derived figures under one published methodology.
Data current as ofSt. Croix Crossing Half Marathon or Jack & Jill's Downhill Marathon & Half Half Marathon — which comes out ahead?
Jack & Jill's Downhill Marathon & Half Half Marathon has the stronger available profile on course flatness, scenery score and conditions.
Route comparison snapshot
St. Croix Crossing Half Marathon
- Mapped route
- Held
- Elevation profile
- Held
- course flatness
- -1.0%
- flat grade share
- 66.7% Favoured
- lower ascent
- 124 m
- climbing density
- 5.9 m/km
- net elevation
- -64 m
- maximum grade
- 10.8%
Jack & Jill's Downhill Marathon & Half Half Marathon
- Mapped route
- Held
- Elevation profile
- Held
- course flatness
- -1.5% Favoured
- flat grade share
- 40.2%
- lower ascent
- 311 m
- climbing density
- 14.7 m/km
- net elevation
- -264 m
- maximum grade
- 31.2%
| Metric | St. Croix Crossing Half Marathon | Jack & Jill's Downhill Marathon & Half Half Marathon |
|---|---|---|
| Flat grade share | 66.7% ✓ | 40.2% |
| GAP factor (% slower than flat) | -1.0% | -1.5% ✓ |
| Uphill share | 10.6% | 23.0% |
| Steep-up share | 1.0% | 9.0% |
| Downhill share | 22.6% | 36.8% |
| Total ascent (m) | 124 m | 311 m |
| Climbing density (m/km) | 5.9 m/km | 14.7 m/km |
| Longest climb length (m) | 470 m | 140 m |
| Longest climb gain (m) | 12 m | 17 m |
| Longest climb average grade | 2.6% | 12.5% |
| Total descent (m) | 189 m | 574 m |
| Net elevation (m) | -64 m | -264 m |
| Max absolute grade | 10.8% | 31.2% |
| Start elevation (m) | 272 m | 782 m |
| Finish elevation (m) | 207 m | 518 m |
| Scenic score | 93/100 | 100/100 ✓ |
| Conditions | 26/100 | 75/100 ✓ |
GAP factor (% slower than flat)
- Jack & Jill's Downhill Marathon & Half Half Marathon
- -1.5% Favoured
Uphill share
Steep-up share
Downhill share
Total ascent (m)
Climbing density (m/km)
- St. Croix Crossing Half Marathon
- 5.9 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
- Jack & Jill's Downhill Marathon & Half Half Marathon
- 100/100 Favoured
Conditions
- Jack & Jill's Downhill Marathon & Half Half Marathon
- 75/100 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 | St. Croix Crossing Half Marathon | Jack & Jill's Downhill Marathon & Half Half Marathon |
|---|---|---|
| Schedule | Exact race date not confirmed. Event weekend starts 2026-07-25 (legacy event-level date). | Exact race date not confirmed. Event weekend starts 2026-07-25 (legacy event-level date). |
| Location | Stillwater, Minnesota | Hyak (Snoqualmie Pass) to North Bend, Washington |
| Actual distance | 21.1 km | 21.1 km |
| raceindex.org mapped route held | Held | Held |
| raceindex.org elevation profile held | Held | Held |
| Course type | Point To Point | Point To Point |
| Surface | Fully paved roads and trails, including the Loop Trail which is paved in asphalt and concrete | Unavailable |
| Elevation character | Rolling | Unavailable |
| Terrain | Road, Trail | Trail |
| Scenery | Riverside, Historic, Countryside, City, Waterfront, Forest | Countryside, Historic, Parkland, Mountain, Forest, Lakeside |
| Atmosphere | Scenic Tour, Destination | Destination, Scenic Tour, Wilderness |
| Technicality | Non Technical | Unavailable |
| Total ascent | 124 m | 311 m |
| Climbing density | 5.9 m/km | 14.7 m/km |
| Total descent | 189 m | 574 m |
| Net elevation | -64 m | -264 m |
| Max absolute grade | 10.8% | 31.2% |
| Flat grade share | 66.7% | 40.2% |
| GAP factor | -1.0% | -1.5% |
| Cutoff | 4:00:00 | 4:00:00 |
| Entry model | Open | Open |
Schedule
- St. Croix Crossing Half Marathon
Exact race date not confirmed. Event weekend starts 2026-07-25 (legacy event-level date).
- Jack & Jill's Downhill Marathon & Half Half Marathon
Exact race date not confirmed. Event weekend starts 2026-07-25 (legacy event-level date).
Location
- St. Croix Crossing Half Marathon
- Stillwater, Minnesota
- Jack & Jill's Downhill Marathon & Half Half Marathon
- Hyak (Snoqualmie Pass) to North Bend, Washington
Actual distance
- St. Croix Crossing Half Marathon
- 21.1 km
- Jack & Jill's Downhill Marathon & Half Half Marathon
- 21.1 km
raceindex.org mapped route held
- St. Croix Crossing Half Marathon
- Held
- Jack & Jill's Downhill Marathon & Half Half Marathon
- Held
raceindex.org elevation profile held
- St. Croix Crossing Half Marathon
- Held
- Jack & Jill's Downhill Marathon & Half Half Marathon
- Held
Course type
- St. Croix Crossing Half Marathon
- Point To Point
- Jack & Jill's Downhill Marathon & Half Half Marathon
- Point To Point
Surface
- St. Croix Crossing Half Marathon
- Fully paved roads and trails, including the Loop Trail which is paved in asphalt and concrete
- Jack & Jill's Downhill Marathon & Half Half Marathon
- Unavailable
Elevation character
- St. Croix Crossing Half Marathon
- Rolling
- Jack & Jill's Downhill Marathon & Half Half Marathon
- Unavailable
Terrain
- St. Croix Crossing Half Marathon
- Road, Trail
- Jack & Jill's Downhill Marathon & Half Half Marathon
- Trail
Scenery
- St. Croix Crossing Half Marathon
- Riverside, Historic, Countryside, City, Waterfront, Forest
- Jack & Jill's Downhill Marathon & Half Half Marathon
- Countryside, Historic, Parkland, Mountain, Forest, Lakeside
Atmosphere
- St. Croix Crossing Half Marathon
- Scenic Tour, Destination
- Jack & Jill's Downhill Marathon & Half Half Marathon
- Destination, Scenic Tour, Wilderness
Technicality
- St. Croix Crossing Half Marathon
- Non Technical
- Jack & Jill's Downhill Marathon & Half Half Marathon
- Unavailable
Total ascent
- St. Croix Crossing Half Marathon
- 124 m
- Jack & Jill's Downhill Marathon & Half Half Marathon
- 311 m
Climbing density
- St. Croix Crossing Half Marathon
- 5.9 m/km
- Jack & Jill's Downhill Marathon & Half Half Marathon
- 14.7 m/km
Total descent
- St. Croix Crossing Half Marathon
- 189 m
- Jack & Jill's Downhill Marathon & Half Half Marathon
- 574 m
Net elevation
- St. Croix Crossing Half Marathon
- -64 m
- Jack & Jill's Downhill Marathon & Half Half Marathon
- -264 m
Max absolute grade
- St. Croix Crossing Half Marathon
- 10.8%
- Jack & Jill's Downhill Marathon & Half Half Marathon
- 31.2%
Flat grade share
- St. Croix Crossing Half Marathon
- 66.7%
- Jack & Jill's Downhill Marathon & Half Half Marathon
- 40.2%
GAP factor
- St. Croix Crossing Half Marathon
- -1.0%
- Jack & Jill's Downhill Marathon & Half Half Marathon
- -1.5%
Cutoff
- St. Croix Crossing Half Marathon
- 4:00:00
- Jack & Jill's Downhill Marathon & Half Half Marathon
- 4:00:00
Entry model
- St. Croix Crossing Half Marathon
- Open
- Jack & Jill's Downhill Marathon & Half Half Marathon
- 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, St. Croix Crossing Half Marathon or Jack & Jill's Downhill Marathon & Half Half Marathon?
Jack & Jill's Downhill Marathon & Half Half Marathon has the lower GAP factor, making it the flatter course on our route model and more favourable on gradient alone.