OC Marathon

MAY

1-2

2027

A May running festival in Orange County featuring marathon, half marathon, 5K and a Kids Run. The coastal course passes through Newport Beach, Costa Mesa and Santa Ana and the weekend includes an expo and a finish line festival.

1-2 May 2027

Costa Mesa, California

Website Registration

26 miles 13 miles 5 kilometers

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OC Marathon

The OC Marathon is a multi-day running festival in Orange County, California held each May. The event combines road races with a weekend of festival programming and a public health and fitness expo at the OC Fair & Event Center.

The race course offers coastal and neighborhood scenery, running from oceanfront streets of Newport Beach to bayside areas of Costa Mesa and parts of Santa Ana. Weekend activities include a Lifestyle & Fitness Expo and a Celebrate OC Festival alongside race day events and a finish line festival.

Distances offered include:

26.2 miles full marathon
Half marathon
5K
Kids Run Final Mile and a 10 to 12 week kids program

Races accommodate a range of participants and include walker-friendly options. The OC Marathon has been produced since 2004 and lists Hoag among its title sponsors. Media coverage and past entry totals indicate the event draws large fields and community interest across multiple race distances. Visit the organization's website for the most recent information.

26 mi

Hoag Oc Marathon

13 mi

Oc Half Marathon

5 km

Hoag 5k Run or Walk

Hoag Kids Run the Oc