Run for a Claus presented by Optima Tax Relief logo

Run for a Claus presented by Optima Tax Relief

Run for a Claus presented by Optima Tax Relief is a running race on December 19, 2026 in Irvine, CA, with an entry fee of $35.

Date
December 19, 2026 (113 days to go)
Price
$35
Sport
Running
Register →

From the Organizer

The OC Marathon Presents the 13th 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!

Events

1 Mile$35
5K$35

Weather

Typical Conditions

It's too far out for a forecast, so here's what weather on this date is normally like in the area. A race day forecast will replace this as race week approaches.

Typical High

67°

Typical Low

47°

Chance of Rain

14%

Based on US Climate Normals data from Irvine Rch, 1 mi from the venue.

Sunrise 6:50 AMSunset 4:45 PMDaylight 9h 55m

Host City

About Irvine, CA

Population

308,160

as of 2023

City Elevation

85 ft

Nearest Airport

SNA

John Wayne Orange County International Airport · 4 mi

Time Zone

Pacific Time

From Endurance Grid

A big city race. Expect multiple lodging options and plenty to do the day before.

Race Location

Your Next Start Line

What Are You
Waiting For?

Every finish line starts with a single decision. Claim your spot at Run for a Claus presented by Optima Tax Relief, put it on the calendar, and turn “someday” into a start date.

113

Days to train

Race
Run for a Claus presented by Optima Tax Relief
Date
December 19, 2026

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From Endurance Grid

About This Sport

Endurance Grid is here to help you understand the sport, decide if it’s the right fit, and learn how to prepare. For course distances, logistics, and race-day specifics, always defer to the race organizer’s event page.

With running, there's a distance for every fitness level, a community at every start line, and nothing beats the feeling of crossing a finish line you trained for.

Running is an endurance sport that rewards consistency, and showing up every week compounds in ways that will surprise you.

Read the Guide

Running

From 5K to marathon, running races are an accessible entry point into endurance sport. There's a distance for every fitness level and a community at every start line.

Frequently Asked Questions

What is the Run for a Claus presented by Optima Tax Relief?
Run for a Claus presented by Optima Tax Relief is a running race held in Irvine, California on December 19, 2026. It is one of the many endurance events listed on Endurance Grid, a multi-sport endurance event calendar covering running races, triathlons, HYROX, and more endurance sports across the United States. Find more running races near you or explore our sports guides to learn what race day actually feels like.
When and where is the Run for a Claus presented by Optima Tax Relief?
Saturday, December 19, 2026 in Irvine, California at 8000 Great Park Blvd.. Check the event page for exact start times and wave schedules.
How do I register for the Run for a Claus presented by Optima Tax Relief?
Registration is handled through the event's registration page. Confirm pricing and distances there, and sign up.

Run for a Claus presented by Optima Tax Relief

Dec 19, 2026

Register →