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About RaceIndexOur methodologyData coverageCyclingTriathlon

La Jolla Half Marathon, 10K & 5K

  • La Jolla, San Diego
  • California
  • Coastal
Data current as of

Official event website & entry ↗

Same event — which distance suits you?

DistanceAscentClimb densityDescentNet elevationMax absolute gradeGAP factor
Half Marathon304 m14.4 m/km297 m7 m26.6%2.4%
10K76 m7.6 m/km197 m-121 m12.4%-4.5%
5K47 m9.4 m/km149 m-102 m12.6%-7.4%

Half Marathon

Ascent
304 m
Climb density
14.4 m/km
Descent
297 m
Net elevation
7 m
Max absolute grade
26.6%
GAP factor
2.4%

10K

Ascent
76 m
Climb density
7.6 m/km
Descent
197 m
Net elevation
-121 m
Max absolute grade
12.4%
GAP factor
-4.5%

5K

Ascent
47 m
Climb density
9.4 m/km
Descent
149 m
Net elevation
-102 m
Max absolute grade
12.6%
GAP factor
-7.4%

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.

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Same-event questions

What distances does La Jolla Half Marathon, 10K & 5K offer?

La Jolla Half Marathon, 10K & 5K offers Half Marathon, 10K, 5K, all run from the same event.

Typical conditions on race weekend

  • 17°CTypical temperature
  • 18 kphTypical wind
  • 1 mmTypical rainfall
  • 76Favourability /100
Typical conditions for the race date and locality, warmer than 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 (3)

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.