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About RaceIndexOur methodologyData coverageCyclingTriathlon
  • 5K
  • 5 km
  • Avalon
  • Event weekend starts
  • Open entry

Catalina Island Marathon 5K

This race edition

Race date
Date not confirmed for this distance
Race timezone
Timezone not confirmed
Edition status
Status not confirmed

Entry options

2027 edition

Entry options are not yet confirmed for this edition. Check the organiser before making plans.

Modelled energy-cost change 20.1% versus flat · net elevation 0 m

View verified GPS mapOfficial event website & entry ↗
Plan my trainingPlan my paceData current as of

Decision summary

Catalina Island Marathon 5K at a glance

Route ascent
254 m

Lower than 2% of comparable mapped races

Cut-off average pace
24:00/km

2:00:00 total limit divided by distance. Check gun/chip timing and intermediate limits; allow time for stops.

Typical conditions
75/100

Historical race-date favourability, not a forecast

Evidence depth
19 verified facts

Stored GPS route

Quick answers

What runners ask first

Catalina Island Marathon 5K route map

raceindex.org has a GPS course file for Catalina Island Marathon 5K, so runners can inspect the route line on the map. Elevation charts and ascent figures appear only when that file includes usable elevation data.

How hilly is the Catalina Island Marathon 5K?

The Catalina Island Marathon 5K route has 254 m of ascent, 254 m of descent and an estimated 20.1% grade-adjusted pace penalty versus a flat route.

Where does the Catalina Island Marathon 5K route go?

The Catalina Island Marathon 5K route starts at Avalon, Catalina Island. The setting includes coastal and waterfront. runners may see the island's free-roaming American bison along the marathon course.

Race character

Scenery

  • Coastal
  • Waterfront
  • Island
  • Mountain
  • Countryside

Atmosphere

  • Wilderness
  • Destination
  • Scenic Tour

Entry, logistics and records

Records and field

Men's course record
16:26
Women's course record
19:32

Entry requirements

Entry status
Open entry: The held registration model is open entry and this edition is not marked sold out.
Cut-off
Start 8:30am PST, end 10:30am PST

Access and course status

Start
Avalon, Catalina Island

Course facts

Notable features
  • Billed as the 49th Annual Catalina Island Marathon for the 2027 edition
  • runners may see the island's free-roaming American bison along the marathon course
  • Triple Crown Challenge: complete the Catalina Island Marathon, Catalina Island Half Marathon and the Avalon 50K/50M Benefit Run within a 12-month period
  • combined entry priced at $392.45 early registration (rising to $503.75 by race day)

How hilly is the Catalina Island Marathon 5K?

32%12%14%14%29%
  • Steep descent 32%
  • Descent 12%
  • Flat 14%
  • Climb 14%
  • Steep climb 29%
Total ascent
254 m
Net elevation
+0 m
GAP factor
20.1%
Longest climb
440 m at 18.3%
Gradient mix and ascent are derived from the course geometry under our published normalisation, not taken from organiser marketing.

What are typical race-day conditions?

  • 15°CTypical temperature
  • 22 kphTypical wind
  • 2 mmTypical rainfall
  • 75Favourability /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.

More race details

Is the Catalina Island Marathon 5K flat?

Its normalised GAP factor is 20.1% slower than a flat course, with about 254 m of total ascent.

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 →