Stage 18 of the 2026 Tour de France was a done stage that took place on .
The stage started in Voiron and finished in Orcières-Merlette, starting at with an expected finish at (average speed of 40 km/h).
The total distance of the stage was 185.2 km. The stage included 5 categorized climb(s) and 1 intermediate sprint(s), and had a total elevation gain of 3739 m, and a total descent of 2218 m.
The stage included 5 categorized climb(s) and 1 intermediate sprint(s).
Côte d'Engins (854 m) is a KOM cat. 1 climb, which starts at 25.2 km (149.3 km to go) and ends at 36.7 km (137.9 km to go). It has total distance of 11.4 km, and an average gradient of 5.5%, going from 229 to 855 meters of altitude.
Côte de Monteynard is a KOM cat. 2 climb, which starts at 82.5 km (92 km to go) and ends at 92.2 km (82.4 km to go). It has total distance of 9.7 km, and an average gradient of 5%, going from 355 to 839 meters of altitude.
Sprint is a Sprint at 98.6 km (76 km to go).
Côte des Terrasses is a KOM cat. 3 climb, which starts at 109.4 km (65.1 km to go) and ends at 112.8 km (61.8 km to go). It has total distance of 3.3 km, and an average gradient of 6.5%, going from 614 to 831 meters of altitude.
Côte de Saint-Léger-les-Mélèzes is a KOM cat. 3 climb, which starts at 163.7 km (10.9 km to go) and ends at 166.2 km (8.4 km to go). It has total distance of 2.5 km, and an average gradient of 6.7%, going from 1062 to 1230 meters of altitude.
ORCIÈRES-MERLETTE (1 825 m) is a KOM cat. 1 climb, which starts at 178.1 km (-3.5 km to go) and ends at 185.1 km (-10.6 km to go). It has total distance of 7.1 km, and an average gradient of 6.7%, going from 1350 to 1821 meters of altitude.
The final 3 km for this stage starts at 182.2 km, has an average gradient of 6.5%, reaching 1822 m of altitude.