Flat grade share
- Mount Desert Island Marathon, Half & Relay Half Marathon
- 56.6% Favoured
Acadia Half Marathon & 10K vs Mount Desert Island Marathon, Half & Relay Half Marathon
A data-led head-to-head using sourced race facts and available derived figures under one published methodology.
Data current as ofAcadia Half Marathon & 10K or Mount Desert Island Marathon, Half & Relay Half Marathon — which comes out ahead?
Mount Desert Island Marathon, Half & Relay Half Marathon has the stronger available profile on flat grade share, course flatness and conditions.
Route comparison snapshot
Acadia Half Marathon & 10K
- Mapped route
- Held
- Elevation profile
- Held
- course flatness
- 2.2%
- flat grade share
- 46.0%
- lower ascent
- 321 m
- climbing density
- 15.2 m/km
- net elevation
- -5 m
- maximum grade
- 23.6%
Mount Desert Island Marathon, Half & Relay Half Marathon
- Mapped route
- Held
- Elevation profile
- Held
- course flatness
- 1.5% Favoured
- flat grade share
- 56.6% Favoured
- lower ascent
- 253 m
- climbing density
- 12.0 m/km
- net elevation
- 4 m
- maximum grade
- 14.3%
| Metric | Acadia Half Marathon & 10K | Mount Desert Island Marathon, Half & Relay Half Marathon |
|---|---|---|
| Flat grade share | 46.0% | 56.6% ✓ |
| GAP factor (% slower than flat) | 2.2% | 1.5% ✓ |
| Uphill share | 26.2% | 20.3% |
| Steep-up share | 5.9% | 3.6% |
| Downhill share | 27.8% | 23.1% |
| Total ascent (m) | 321 m | 253 m |
| Climbing density (m/km) | 15.2 m/km | 12.0 m/km |
| Longest climb length (m) | 330 m | 2,000 m |
| Longest climb gain (m) | 32 m | 27 m |
| Longest climb average grade | 9.7% | 1.4% |
| Total descent (m) | 325 m | 250 m |
| Net elevation (m) | -5 m | 4 m |
| Max absolute grade | 23.6% | 14.3% |
| Start elevation (m) | 15 m | 11 m |
| Finish elevation (m) | 10 m | 14 m |
| Scenic score | 100/100 | 100/100 |
| Conditions | 76/100 | 79/100 ✓ |
GAP factor (% slower than flat)
Uphill share
Steep-up share
Downhill share
Total ascent (m)
Climbing density (m/km)
- Acadia Half Marathon & 10K
- 15.2 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
- Acadia Half Marathon & 10K
- 100/100
Conditions
- Mount Desert Island Marathon, Half & Relay Half Marathon
- 79/100 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 | Acadia Half Marathon & 10K | Mount Desert Island Marathon, Half & Relay Half Marathon |
|---|---|---|
| Schedule | Exact race date not confirmed. Event weekend starts 2026-06-07 (legacy event-level date). | Exact race date not confirmed. Event weekend starts 2026-10-18 (legacy event-level date). |
| Location | Bar Harbor, Maine | Bar Harbor, Maine |
| 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 |
| Elevation character | Hilly | Hilly |
| Terrain | Road | Road |
| Scenery | Parkland, Coastal, Mountain, Waterfront, Desert, Island, Forest, Lakeside | Coastal, Mountain, Parkland, Desert, Island, Waterfront, Forest, Lakeside |
| Atmosphere | Destination, Scenic Tour, Community | Scenic Tour, Destination, Community |
| Technicality | Non Technical | Unavailable |
| Total ascent | 321 m | 253 m |
| Climbing density | 15.2 m/km | 12.0 m/km |
| Total descent | 325 m | 250 m |
| Net elevation | -5 m | 4 m |
| Max absolute grade | 23.6% | 14.3% |
| Flat grade share | 46.0% | 56.6% |
| GAP factor | 2.2% | 1.5% |
| Cutoff | 3:30:00 | 4:00:00 |
| Field cap | 400 | Unavailable |
| Entry model | Open | Open |
Schedule
- Acadia Half Marathon & 10K
Exact race date not confirmed. Event weekend starts 2026-06-07 (legacy event-level date).
- Mount Desert Island Marathon, Half & Relay Half Marathon
Exact race date not confirmed. Event weekend starts 2026-10-18 (legacy event-level date).
Location
- Acadia Half Marathon & 10K
- Bar Harbor, Maine
- Mount Desert Island Marathon, Half & Relay Half Marathon
- Bar Harbor, Maine
Actual distance
- Acadia Half Marathon & 10K
- 21.1 km
- Mount Desert Island Marathon, Half & Relay Half Marathon
- 21.1 km
raceindex.org mapped route held
- Acadia Half Marathon & 10K
- Held
- Mount Desert Island Marathon, Half & Relay Half Marathon
- Held
raceindex.org elevation profile held
- Acadia Half Marathon & 10K
- Held
- Mount Desert Island Marathon, Half & Relay Half Marathon
- Held
Course type
- Acadia Half Marathon & 10K
- Point To Point
- Mount Desert Island Marathon, Half & Relay Half Marathon
- Point To Point
Elevation character
- Acadia Half Marathon & 10K
- Hilly
- Mount Desert Island Marathon, Half & Relay Half Marathon
- Hilly
Terrain
- Acadia Half Marathon & 10K
- Road
- Mount Desert Island Marathon, Half & Relay Half Marathon
- Road
Scenery
- Acadia Half Marathon & 10K
- Parkland, Coastal, Mountain, Waterfront, Desert, Island, Forest, Lakeside
- Mount Desert Island Marathon, Half & Relay Half Marathon
- Coastal, Mountain, Parkland, Desert, Island, Waterfront, Forest, Lakeside
Atmosphere
- Acadia Half Marathon & 10K
- Destination, Scenic Tour, Community
- Mount Desert Island Marathon, Half & Relay Half Marathon
- Scenic Tour, Destination, Community
Technicality
- Acadia Half Marathon & 10K
- Non Technical
- Mount Desert Island Marathon, Half & Relay Half Marathon
- Unavailable
Total ascent
- Acadia Half Marathon & 10K
- 321 m
- Mount Desert Island Marathon, Half & Relay Half Marathon
- 253 m
Climbing density
- Acadia Half Marathon & 10K
- 15.2 m/km
- Mount Desert Island Marathon, Half & Relay Half Marathon
- 12.0 m/km
Total descent
- Acadia Half Marathon & 10K
- 325 m
- Mount Desert Island Marathon, Half & Relay Half Marathon
- 250 m
Net elevation
- Acadia Half Marathon & 10K
- -5 m
- Mount Desert Island Marathon, Half & Relay Half Marathon
- 4 m
Max absolute grade
- Acadia Half Marathon & 10K
- 23.6%
- Mount Desert Island Marathon, Half & Relay Half Marathon
- 14.3%
Flat grade share
- Acadia Half Marathon & 10K
- 46.0%
- Mount Desert Island Marathon, Half & Relay Half Marathon
- 56.6%
GAP factor
- Acadia Half Marathon & 10K
- 2.2%
- Mount Desert Island Marathon, Half & Relay Half Marathon
- 1.5%
Cutoff
- Acadia Half Marathon & 10K
- 3:30:00
- Mount Desert Island Marathon, Half & Relay Half Marathon
- 4:00:00
Field cap
- Acadia Half Marathon & 10K
- 400
- Mount Desert Island Marathon, Half & Relay Half Marathon
- Unavailable
Entry model
- Acadia Half Marathon & 10K
- Open
- Mount Desert Island Marathon, Half & Relay 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, Acadia Half Marathon & 10K or Mount Desert Island Marathon, Half & Relay Half Marathon?
Mount Desert Island Marathon, Half & Relay Half Marathon has the lower GAP factor, making it the flatter course on our route model and more favourable on gradient alone.