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About RaceIndexOur methodologyData coverageCyclingTriathlon

Mount Desert Island Marathon, Half & Relay

  • Bar Harbor
  • Maine
  • Coastal
Data current as of

Official event website & entry ↗

Same event — which distance suits you?

DistanceAscentClimb densityDescentNet elevationMax absolute gradeGAP factor
Marathon526 m12.5 m/km527 m-1 m18.7%1.5%
Relay526 m12.5 m/km527 m-1 m18.7%1.5%
Half Marathon253 m12.0 m/km250 m4 m14.3%1.5%

Marathon

Ascent
526 m
Climb density
12.5 m/km
Descent
527 m
Net elevation
-1 m
Max absolute grade
18.7%
GAP factor
1.5%

Relay

Ascent
526 m
Climb density
12.5 m/km
Descent
527 m
Net elevation
-1 m
Max absolute grade
18.7%
GAP factor
1.5%

Half Marathon

Ascent
253 m
Climb density
12.0 m/km
Descent
250 m
Net elevation
4 m
Max absolute grade
14.3%
GAP factor
1.5%

GAP is modelled energy-cost change versus flat, not a time penalty. Unavailable cells mean no sourced value is available yet. Click a distance for its full page.

Compare distances at this event

Same-event questions

What distances does Mount Desert Island Marathon, Half & Relay offer?

Mount Desert Island Marathon, Half & Relay offers Marathon, Relay, Half Marathon, all run from the same event.

Typical conditions on race weekend

  • 11°CTypical temperature
  • 21 kphTypical wind
  • 4 mmTypical rainfall
  • 79Favourability /100
Typical conditions for the race date and locality, within the endurance-optimal window. These are climatological norms, not a forecast, and are shared across every distance at this event.

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How we calculated this

Published facts and derived model outputs on this page are tied to stored sources or a published, version-locked methodology. We show the provenance so runners, coaches and organisers can check it. Data on this page is current as of .

Derived numbers use scoring-methodology-v1.0.

Sources used on this page (2)

Read the full methodology →

Source-backed sections

available route profile, race-day conditions, and source facts are shown on this event page. Sections appear only when their source-backed data is available.