Stage 20 of the 2023 Tour de France was a mountain stage that took place on .
The stage started in Belfort and finished in Le Markstein Fellering, starting at with an expected finish at (average speed of 40 km/h).
The total distance of the stage was 132.8 km. The stage included 6 categorized climb(s) and 1 intermediate sprint(s), and had a total elevation gain of 3471 m, and a total descent of -2676 m.
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The stage included 6 categorized climb(s) and 1 intermediate sprint(s).
Ballon d'Alsace is a KOM cat. 2 climb, which starts at 12.2 km (120.5 km to go) and ends at 23.7 km (109.1 km to go). It has total distance of 11.5 km, and an average gradient of 5.3%, going from 562 to 1173 meters of altitude.
Fresse-sur-Moselle is a Sprint at 36.8 km (95.9 km to go).
Col de la Croix des Moinats is a KOM cat. 2 climb, which starts at 50.8 km (82 km to go) and ends at 56 km (76.8 km to go). It has total distance of 5.2 km, and an average gradient of 7.2%, going from 515 to 890 meters of altitude.
Col de Grosse Pierre is a KOM cat. 2 climb, which starts at 61.2 km (71.6 km to go) and ends at 64.3 km (68.4 km to go). It has total distance of 3.2 km, and an average gradient of 8%, going from 682 to 939 meters of altitude.
Col de la Schlucht is a KOM cat. 3 climb, which starts at 74.7 km (58.1 km to go) and ends at 79 km (53.8 km to go). It has total distance of 4.3 km, and an average gradient of 5.3%, going from 911 to 1140 meters of altitude.
Petit Ballon is a KOM cat. 1 climb, which starts at 98.1 km (34.7 km to go) and ends at 107.3 km (25.5 km to go). It has total distance of 9.3 km, and an average gradient of 8.2%, going from 402 to 1163 meters of altitude.
Col du Platzerwasel is a KOM cat. 1 climb, which starts at 117.3 km (15.5 km to go) and ends at 124.4 km (8.4 km to go). It has total distance of 7.1 km, and an average gradient of 8.4%, going from 591 to 1182 meters of altitude.