FlatRoad

OC Half Marathon 2026

Run through Orange County's most beautiful coastal communities. The flat course passes through Newport Beach, Costa Mesa, and along the Back Bay. Spring weather and ocean breezes make this one of the most pleasant half marathon experiences on the West Coast.

Race day
May 3, 2026
Location
Newport Beach, CA
Avg Temperature
62°F
Race completed
Past event

Course Highlights

  • Run through Newport Beach and Costa Mesa
  • Scenic Back Bay Nature Preserve views
  • Flat, ocean-breeze-cooled course
  • Beautiful spring weather in Orange County

Race Day Conditions

Course Profile
flat

Flat course — great for setting a PR or running your first half.

Historical race-period average
~62°F

Mild — light clothing, stay hydrated early.

This is historical planning context, not a weather forecast.

Official organizer website

How to prepare for this course

Your plan should account for the flat road course in Newport Beach, plus the conditions runners commonly encounter around this event. These resources add race-specific context without creating a duplicate training URL.

Train for the OC Half Marathon

Get a plan personalized to your fitness level and schedule for the OC Marathon & Half Marathon on May 3, 2026, with VDOT-calibrated paces and this course's details pre-filled.

Build My Plan for OC Half Marathon

$19.99 intro price — only 100 places left, normally $34.99. No subscription, nothing to cancel.