Races Marathon · Carlsbad, USA
Carlsbad Marathon
Carlsbad Marathon is a rolling marathon in Carlsbad, USA, held each January. Two loops from The Shoppes at Carlsbad, out and back along Highway 101 (Carlsbad Boulevard) by the ocean, with minor rolling hills and a few climbs. Cool at the start and mild later, around 8-17C. The rises around Carlsbad are small but relentless — train on similar terrain and race by effort, not pace.
Page rebuilt 2026-09-30 · race facts not independently verified — confirm dates and entries on the official race site
When
January
every year
Course
rolling
Marathon
Conditions
Cool at the start and mild later, around 8-17C.
Racing this course well
Two loops from The Shoppes at Carlsbad, out and back along Highway 101 (Carlsbad Boulevard) by the ocean, with minor rolling hills and a few climbs.
The rises around Carlsbad are small but relentless — train on similar terrain and race by effort, not pace.
Pick your goal for Carlsbad
Pace charts, weekly structure and timelines for the most common marathon goals:
We don’t hold a confirmed date for this edition, so any countdown comes from the date you enter here.
Build your training around Carlsbad Marathon.
RunV works backwards from race day to today and rearranges the weeks when life interrupts. It does not adapt to this specific course — the pacing guidance above is where the course knowledge is.
Everything above stays free and complete — this is an optional next step, not a paywall.
Asked often
- When is the Carlsbad Marathon?
- It is held each January in Carlsbad, USA. Check the official Carlsbad Marathon site for the exact date and entry windows.
- Is the Carlsbad Marathon course flat?
- Two loops from The Shoppes at Carlsbad, out and back along Highway 101 (Carlsbad Boulevard) by the ocean, with minor rolling hills and a few climbs.
- How should I train for the Carlsbad Marathon?
- Build for the course you'll actually race at the Carlsbad Marathon: rolling terrain, January conditions. RunV generates a plan for your goal time and rebuilds it every time life interrupts the Carlsbad build.
Not sure what to target? Predict your marathon time from a recent race →
More marathon races
Build for Carlsbad — around your actual life
RunV engineers your block backwards from race day in January — and rebuilds it every time training doesn't go to script.
