Stage 1 of the 2025 Santos Tour Down Under will take place on .
The stage starts in Brighton and finishes in Aldinga, starting at with an expected finish at (average speed of 36 km/h).
The total distance of the stage is 101.9 km. The stage includes 1 categorized climb(s) and 2 intermediate sprint(s). The stage has a total elevation gain of 1219 m. The total descent of the stage is -1204 m.
The stage includes 1 categorized climb(s) and 2 intermediate sprint(s).
The neutral start for this stage is 3.8 km long with an average gradient of 2.9%.
Aldinga Beach is a Sprint at 35.2 km (66.7 km to go).
Heatherdale Hill is a QOM cat. 1 climb, which starts at 41 km (60.9 km to go) and ends at 50.6 km (51.3 km to go). It has total distance of 9.6 km, and an average gradient of 3.4%, going from 10 to 334 meters of altitude.
Yankalilla is a Sprint at 71.7 km (30.1 km to go).
The final 3 km for this stage starts at 98.9 km, has an average gradient of 0.3%, and reaching 22 m of altitude.