Extremo Sul Ultramarathon
Trail Running covering 227.3 km with up to 2,980 m D+ in Rio Grande da Serra (State of São Paulo, Brazil)
Extremo Sul Ultramarathon is an endurance sporting event in Rio Grande da Serra, São Paulo, BR focused on Trail Running. First held in 2015, the event is an established fixture on the endurance calendar. It is part of UTMB Index Races. Key features include Nature & Off-Road, Mountain, High Altitude, Seaside & Coast.
The competition program features World's Largest Beach (227.3 km, +2,980 m D+). The exact date for the next edition is currently open and will be announced by the organizer. Official race regulations, course details, and registration information are provided on the organizer's website (extremo-sul.com).

Event characteristics
Races & distances (1)
| Competition | Discipline | Distance | Elevation gain | Altitude range | Course type | Course & profile |
|---|---|---|---|---|---|---|
| World's Largest Beach | Trail Running | 227.3 km | +2,980 m | 8 m - 1,945 m | Point-to-point course | Route & profile |
Course route & map
Elevation profile & course telemetry
Altitude from 8 m to 1,945 m above sea level (+2,980 m D+, -2,533 m D-)
Frequently asked questions (FAQ)
When and where does Extremo Sul Ultramarathon take place?
Extremo Sul Ultramarathon takes place in Rio Grande da Serra, São Paulo, BR (start area at coordinates 23.7492° S, 46.3979° W). The exact date for the next edition is currently open and will be announced by the organizer.
What races and distances are offered at Extremo Sul Ultramarathon?
The competition program features World's Largest Beach (227.3 km, +2,980 m D+). The competitions belong to Trail Running.
What is the course layout and elevation profile for Extremo Sul Ultramarathon?
The main competition (World's Largest Beach over 227.3 km) is designed as a point-to-point course featuring +2,980 m of elevation gain and -2,533 m of elevation loss, ranging between 8 m and 1,945 m above sea level. An interactive course map with route visualization, elevation profile, and GPX export is available in the course section on this page.
Where can I find registration and official race rules for Extremo Sul Ultramarathon?
Official race regulations, course details, and registration information are provided on the organizer's website (extremo-sul.com).