Run for a Claus presented by Optima Tax Relief
About this race
The OC Marathon Presents the 12th Annual Run For a Claus 5K and Kids 1 Mile Run/Walk benefiting various charity partners as well as our own Kids Run the OC Foundation. All runners will receive a commemorative 2026 giveaway, Santa Hat, a finisher's medal and free race photos. With cookies, costumes, holiday music and decorations, this will be fun for the whole family.
When you Run for a Claus, you can Run for a Cause!
Pick your distance
Running
5K
1 Mile
Virtual 5K
Submit results anytime during the month of December! Packages will be shipped out after December 20th.
Virtual 1 Mile
Submit results anytime during the month of December! Packages will be shipped out after December 20th.
Typical race-day weather
Based on 4 years of Open-Meteo archive data for this event's race dates in Irvine, plus the 3 days either side.
The sun rises at 6:51 AM and sets at 4:46 PM local time (PST) in Irvine on December 19, 2026 — 9h 55m of daylight.
Course
No course map published yet.
The organizer hasn't released a route for this event, and we don't publish guesses. If you're the organizer, send us a GPX file and we'll draw the profile.
Reviews
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Results — Run for a Claus presented by Optima Tax Relief
Other races near Irvine
Different organizers, within 40 miles, in the next three months
Irvine/Orange County Turkey Trot 5K & 1 Mile
Kaiser Permanente Get Fit Festival
Vaquero Strong 5K
Lake Forest Chamber Elf Yourself 5K
🏃 Plan Your Next Race in Irvine
Find upcoming events by distance:
- Irvine 5K Races 15 races
- Irvine Running Calendar 2026 17 races
Where this page comes from. Race details were last updated on . We re-check listings regularly and again in the week before race day.
- Entries, prices, waves and inclusions — the event's official registration page
- Temperature and humidity — Copernicus ERA5 reanalysis via Open-Meteo (CC BY 4.0)
- Elevation and terrain relief — Copernicus DEM GLO-90, ESA (CC BY 4.0)
- Comparisons and counts — Race Discovery calendar, 18 Irvine events
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