Run for a Claus - Irvine

Irvine, United States • 20 Dec 2025

Run for a Claus : event overview

Run for a Claus presented by Optima Tax Relief is the 12th annual event presented by the OC Marathon. It takes place on Saturday, December 20, 2025, in Irvine, California at 8000 Great Park Blvd, Irvine, CA 92618.

The event includes these distances:

  • 5K
  • 1 Mile
  • Virtual 5K
  • Virtual 1 Mile

Details and features

The event benefits various charity partners and the Kids Run the OC Foundation. All registered runners receive a commemorative 2025 giveaway, a Santa hat, a finisher's medal and free race photos. The event includes cookies, costumes, holiday music and decorations.

Standard registration is listed as $47.87 (includes a $4.87 fee). Reduced registration amounts are shown for youth: $11.90 for ages 0-5 and $22.80 for ages 6-12. The virtual events share the same listed registration price. A referral program offers $10 back if five friends register and $25 back if ten friends register. Visit the organization's website for the most recent information.

Race information

5 km
1 Mile
Visit the organization's website for the most recent information.
Trail runs nearby

Hit the autumn trails at Chino Hills State Park on November 15, 2025, with 30K and 50K options. Well marked courses, plentiful aid and sweeping views support the Discovery Center for a spirited day of trail running.

Celebrate the City of Fullerton's inaugural 5K Trail Run through scenic Brea Dam trails near the Fullerton Tennis Center and Golf Course. After the race, enjoy a Health & Wellness Fair, food trucks, a finisher shirt, medal and free photos.

The Fremont Canyon 28k Trail Run is an exciting running event taking place in Irvine Regional Park, Orange, California. Scheduled for December 6, 2025, this challenging 28k (17.5 miles) course features fire roads with an elevation gain and..

Join the San Clemente Santa Run on December 6, 2025 for a festive 5K or fun run along the beach, starting at the Pier Bowl. Celebrate with music, an auction and dinner while supporting Lily's Lighthouse and epilepsy research.