Flat grade share
- TARC Spring Classic 10K
- Unavailable
TARC Stone Cat Trail Festival 10K vs TARC Spring Classic 10K
A data-led head-to-head using sourced race facts and available derived figures under one published methodology.
Data current as ofTARC Stone Cat Trail Festival 10K or TARC Spring Classic 10K — which comes out ahead?
TARC Stone Cat Trail Festival 10K and TARC Spring Classic 10K split the available advantages, so the better choice depends on which metric matters most to the runner.
Route comparison snapshot
TARC Stone Cat Trail Festival 10K
- Mapped route
- Held Favoured
- Elevation profile
- Held Favoured
- course flatness
- 2.3%
- flat grade share
- 46.7%
- lower ascent
- 155 m
- climbing density
- 15.5 m/km
- net elevation
- 0 m
- maximum grade
- 17.5%
TARC Spring Classic 10K
- Mapped route
- Not held
- Elevation profile
- Not held
- course flatness
- Unavailable
- flat grade share
- Unavailable
- lower ascent
- Unavailable
- climbing density
- Unavailable
- net elevation
- Unavailable
- maximum grade
- Unavailable
| Metric | TARC Stone Cat Trail Festival 10K | TARC Spring Classic 10K |
|---|---|---|
| Flat grade share | 46.7% | Unavailable |
| GAP factor (% slower than flat) | 2.3% | Unavailable |
| Uphill share | 27.1% | Unavailable |
| Steep-up share | 8.0% | Unavailable |
| Downhill share | 26.2% | Unavailable |
| Total ascent (m) | 155 m | Unavailable |
| Climbing density (m/km) | 15.5 m/km | Unavailable |
| Longest climb length (m) | 560 m | Unavailable |
| Longest climb gain (m) | 23 m | Unavailable |
| Longest climb average grade | 4.1% | Unavailable |
| Total descent (m) | 155 m | Unavailable |
| Net elevation (m) | 0 m | Unavailable |
| Max absolute grade | 17.5% | Unavailable |
| Start elevation (m) | 16 m | Unavailable |
| Finish elevation (m) | 16 m | Unavailable |
| Scenic score | 100/100 ✓ | 66/100 |
| Conditions | 80/100 | 84/100 ✓ |
GAP factor (% slower than flat)
- TARC Spring Classic 10K
- Unavailable
Uphill share
- TARC Spring Classic 10K
- Unavailable
Steep-up share
- TARC Spring Classic 10K
- Unavailable
Downhill share
- TARC Spring Classic 10K
- Unavailable
Total ascent (m)
- TARC Spring Classic 10K
- Unavailable
Climbing density (m/km)
- TARC Stone Cat Trail Festival 10K
- 15.5 m/km
- TARC Spring Classic 10K
- Unavailable
Longest climb length (m)
- TARC Spring Classic 10K
- Unavailable
Longest climb gain (m)
- TARC Spring Classic 10K
- Unavailable
Longest climb average grade
- TARC Spring Classic 10K
- Unavailable
Total descent (m)
- TARC Spring Classic 10K
- Unavailable
Net elevation (m)
- TARC Spring Classic 10K
- Unavailable
Max absolute grade
- TARC Spring Classic 10K
- Unavailable
Start elevation (m)
- TARC Spring Classic 10K
- Unavailable
Finish elevation (m)
- TARC Spring Classic 10K
- Unavailable
Scenic score
- TARC Stone Cat Trail Festival 10K
- 100/100 Favoured
- TARC Spring Classic 10K
- 66/100
Conditions
- TARC Spring Classic 10K
- 84/100 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 | TARC Stone Cat Trail Festival 10K | TARC Spring Classic 10K |
|---|---|---|
| Schedule | Exact race date not confirmed. Event weekend starts 2026-11-07 (legacy event-level date). | Exact race date not confirmed. Event weekend starts 2027-04-24 (legacy event-level date). |
| Location | Ipswich, Massachusetts | Weston, Massachusetts |
| Actual distance | 10 km | 10 km |
| raceindex.org mapped route held | Held | Not held |
| raceindex.org elevation profile held | Held | Not held |
| Course type | Laps | Laps |
| Surface | Trail a mix of double track and single track with roots and rocks throughout, on a 12.5 Mile loop. | Trail |
| Terrain | Trail | Trail, Beach |
| Scenery | Parkland, Coastal, Forest, Mountain, Waterfront, Riverside | Parkland, Forest, Desert, Riverside |
| Atmosphere | Community, Festival | Community |
| Total ascent | 155 m | Unavailable |
| Climbing density | 15.5 m/km | Unavailable |
| Total descent | 155 m | Unavailable |
| Net elevation | 0 m | Unavailable |
| Max absolute grade | 17.5% | Unavailable |
| Flat grade share | 46.7% | Unavailable |
| GAP factor | 2.3% | Unavailable |
| Cutoff | 14:00:00 | Unavailable |
| Entry model | Open | Open |
Schedule
- TARC Stone Cat Trail Festival 10K
Exact race date not confirmed. Event weekend starts 2026-11-07 (legacy event-level date).
- TARC Spring Classic 10K
Exact race date not confirmed. Event weekend starts 2027-04-24 (legacy event-level date).
Location
- TARC Stone Cat Trail Festival 10K
- Ipswich, Massachusetts
- TARC Spring Classic 10K
- Weston, Massachusetts
Actual distance
- TARC Stone Cat Trail Festival 10K
- 10 km
- TARC Spring Classic 10K
- 10 km
raceindex.org mapped route held
- TARC Stone Cat Trail Festival 10K
- Held
- TARC Spring Classic 10K
- Not held
raceindex.org elevation profile held
- TARC Stone Cat Trail Festival 10K
- Held
- TARC Spring Classic 10K
- Not held
Course type
- TARC Stone Cat Trail Festival 10K
- Laps
- TARC Spring Classic 10K
- Laps
Surface
- TARC Stone Cat Trail Festival 10K
- Trail a mix of double track and single track with roots and rocks throughout, on a 12.5 Mile loop.
- TARC Spring Classic 10K
- Trail
Terrain
- TARC Stone Cat Trail Festival 10K
- Trail
- TARC Spring Classic 10K
- Trail, Beach
Scenery
- TARC Stone Cat Trail Festival 10K
- Parkland, Coastal, Forest, Mountain, Waterfront, Riverside
- TARC Spring Classic 10K
- Parkland, Forest, Desert, Riverside
Atmosphere
- TARC Stone Cat Trail Festival 10K
- Community, Festival
- TARC Spring Classic 10K
- Community
Total ascent
- TARC Stone Cat Trail Festival 10K
- 155 m
- TARC Spring Classic 10K
- Unavailable
Climbing density
- TARC Stone Cat Trail Festival 10K
- 15.5 m/km
- TARC Spring Classic 10K
- Unavailable
Total descent
- TARC Stone Cat Trail Festival 10K
- 155 m
- TARC Spring Classic 10K
- Unavailable
Net elevation
- TARC Stone Cat Trail Festival 10K
- 0 m
- TARC Spring Classic 10K
- Unavailable
Max absolute grade
- TARC Stone Cat Trail Festival 10K
- 17.5%
- TARC Spring Classic 10K
- Unavailable
Flat grade share
- TARC Stone Cat Trail Festival 10K
- 46.7%
- TARC Spring Classic 10K
- Unavailable
GAP factor
- TARC Stone Cat Trail Festival 10K
- 2.3%
- TARC Spring Classic 10K
- Unavailable
Cutoff
- TARC Stone Cat Trail Festival 10K
- 14:00:00
- TARC Spring Classic 10K
- Unavailable
Entry model
- TARC Stone Cat Trail Festival 10K
- Open
- TARC Spring Classic 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.