FlatRoad
OC Half Marathon 2027
A coastal Orange County half marathon through Newport Beach, Costa Mesa, and the Back Bay area.
This 2027 date is an estimate based on the organizer's usual scheduling pattern. Confirm with the official race website before making travel or registration plans.
Estimated race day
May 2, 2027
Location
Newport Beach, CA
Avg Temperature
62°F
Time left
39 weeks
Course Highlights
- Newport Beach and Costa Mesa
- Back Bay Nature Preserve views
- Flat, ocean-breeze-cooled course
- Spring racing in Orange County
Race Day Conditions
Course Profile
flat
Flat course — great for setting a PR or running your first half.
Weather
~62°F
Mild — light clothing, stay hydrated early.
Recommended Training Plans
With 39 weeks until race day, we recommend a 12-week training plan. Start training by the date below to be ready.
Train for the OC Half Marathon
Get a training plan personalized to your fitness level and schedule, with paces calibrated to your body — pre-filled with this race's details.
Build My Plan for OC Half Marathon$19.99 intro price — only 100 places left, normally $34.99. No subscription, nothing to cancel.