2027 OC Marathon - Half Marathon - 5K
OC Marathon: a beachside half with 10,000 runners from 41 states.
Race Date
May 2, 2027
Location
Newport Beach, CA
Quick facts
- Date
- Sunday, May 2, 2027
- Location
- Newport Beach, California
- Distance
- Half marathon (13.1 mi)
- Course
- Loop Course
- Terrain
- Road
- USATF certified
- Not listed
Highlights
Good For
Atmosphere
The Experience
The OC Marathon half marathon, held each May in Newport Beach, draws a field of roughly 10,000 runners — about a quarter of them return year after year. Runners travel from some 41 states to tackle this growing festival, now in its 21st edition. The finish line festivities in Orange County give the day a celebratory, community-driven feel.
While the course specifics aren't detailed in the material, the coastal Orange County setting suggests a scenic, likely road-based route. The half marathon is part of a larger running weekend that includes a full marathon, 5K, and kids' run, making it a destination for runners of all levels. The fast winning time (around 64:54) hints at a competitive field, though the course profile remains unspecified.
Race-provided description
OC Marathon is a running festival held every May featuring a full marathon, half marathon, 5K, Kids Run, and a festive finish line in Orange County, California.
Course Info
Course Type
Loop Course
Terrain
road
Difficulty
Rolling Hills
Quality Score
Runner Favorite8221 years running
~9,449 finishers a year
growing or steady
27% returning runners
8 photos
runners from 41 states
winner 1:04:54
typical high 66°F
Race Day Weather
5-year historical avgStart (Low)
56°
Afternoon (High)
66°
Pleasant conditions — light layers at start, comfortable by finish
0.0"
Precipitation
12 mph
Wind
78%
Humidity
Race Photos
Frequently asked
When is the 2027 OC Marathon - Half Marathon - 5K?
The 2027 OC Marathon - Half Marathon - 5K is held on Sunday, May 2, 2027.
Where does the 2027 OC Marathon - Half Marathon - 5K take place?
It takes place in Newport Beach, California.
What distances does the 2027 OC Marathon - Half Marathon - 5K offer?
The half marathon (13.1 miles).
Is the 2027 OC Marathon - Half Marathon - 5K course flat and good for a PR?
The 2027 OC Marathon - Half Marathon - 5K is a rolling hills, loop course course.
HalfRuns editorial — independent, no paid placement.
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