San Sebastian Half Marathon
Road Running covering 10 km to 21.1 km with up to 80 m D+ in Saint-Sébastien (Basque Country, Spain)
San Sebastian Half Marathon is an endurance sporting event in San Sebastián, Basque Country, ES focused on Road Running. Key features include City Run, Seaside & Coast, Capitals & Major Cities.
The race program comprises 2 competitions, including Half Marathon (21.1 km, +80 m D+), and Road Running 10 km (10 km, +40 m D+). The next edition is officially confirmed for April 4, 2027. Official race regulations, course details, and registration information are provided on the organizer's website (mediadonosti.com).

Event characteristics
Races & distances (2)
| Competition | Discipline | Distance | Elevation gain | Altitude range | Course type | Course & profile |
|---|---|---|---|---|---|---|
| Half Marathon | Road Running | 21.1 km | +80 m | 5 m - 25 m | Loop course | Route & profile |
| Road Running 10 km | Road Running | 10 km | +40 m | 5 m - 25 m | Loop course | Route & profile |
Course route & map
Elevation profile & course telemetry
Altitude from 5 m to 25 m above sea level (+80 m D+, -80 m D-)
Elevation profile & course telemetry
Altitude from 5 m to 25 m above sea level (+40 m D+, -40 m D-)
Frequently asked questions (FAQ)
When and where does San Sebastian Half Marathon take place?
San Sebastian Half Marathon takes place in San Sebastián, Basque Country, ES (start area at coordinates 43.3203° N, 1.9851° W). The next edition is officially confirmed for April 4, 2027.
What races and distances are offered at San Sebastian Half Marathon?
The race program comprises 2 competitions, including Half Marathon (21.1 km, +80 m D+), and Road Running 10 km (10 km, +40 m D+). The competitions belong to Road Running.
What is the course layout and elevation profile for San Sebastian Half Marathon?
The main competition (Half Marathon over 21.1 km) is designed as a loop course featuring +80 m of elevation gain and -80 m of elevation loss, ranging between 5 m and 25 m above sea level. An interactive course map with a verified 3D GPS track, kilometer markers, and GPX download is available in the course section on this page.
Where can I find registration and official race rules for San Sebastian Half Marathon?
Official race regulations, course details, and registration information are provided on the organizer's website (mediadonosti.com).