23
PDI
8.6 mi
DISTANCE
3,437 ft
GAINED
7.6 %
AVG. GRADE
FULL CLIMB STATS
Page Contributor(s): Erwan Treguier, Brittany, France
INTRO
Puy de Dôme is an extinct volcano and the highest point of the Chaîne des Puys, a UNESCO World Heritage volcanic range rising above Clermont-Ferrand in the Auvergne. The historic climb road from Chamalières (396 m / 1,299 ft) covers 13.8 km (8.6 mi) and gains 1,048 m (3,437 ft) at a 7.6% average grade to the summit area at 1,441 m (4,727 ft).
Few climbs carry more Tour de France history. Fausto Coppi won the first stage finish here in 1952; Federico Bahamontes dominated a summit time trial in 1959; and in 1964, Jacques Anquetil and Raymond Poulidor rode shoulder to shoulder up the final kilometers in one of the sport's most famous duels, Anquetil defending the yellow jersey by just 14 seconds. Eddy Merckx (1975) and Greg LeMond over Bernard Hinault (1986) also finished here before the Tour's last stage finish in 1988. A 35-year absence followed - the finish area became too tight for the modern race caravan - until the Tour returned in 2023, when Michael Woods won atop the volcano.
The road itself has been closed to everyday cyclists since 2018, replaced for tourists by the Panoramique des Dômes cog railway. Access isn't gone entirely, though - a locally organized event, the Montée du Puy de Dôme, gives riders a rare, legal chance to climb to the top most years; check the Comité Départemental FFCT 63's calendar before planning a trip around it.
PLAN YOUR ROUTE
We've partnered with Sherpa-Map.com to bring you the best route planning tool. With a PRO Membership you can use this climb as a reference when creating your route. From Chamalières (396 m / 1,299 ft) to the summit area (1,441 m / 4,727 ft), the climb covers 13.8 km (8.6 mi) and gains 1,048 m (3,437 ft) at a 7.6% average grade.
The grade builds steadily rather than staying flat: the steepest 10 km averages 7.8%, the steepest 5 km climbs to 11.3%, and the final stretches are the hardest on the mountain, with the steepest quarter mile averaging 15.2% and the steepest 100 yards reaching 17.2%. Riders should expect a climb that gets meaningfully harder, not easier, in its closing kilometers.
Roadway: The historic D941 climb road is paved and in good condition, but it has been closed to everyday cyclists since 2018 - the summit is now served by the Panoramique des Dômes cog railway instead of open road traffic. The one regular exception is the Montée du Puy de Dôme, an organized ride held most years (most recently May 30, 2026) that briefly opens the closed road to a few hundred registered cyclists; check the Comité Départemental FFCT 63's calendar if you want to time a visit around it.
Traffic: Not applicable in the usual sense, since the road is not open to general cycling or private vehicle traffic - traffic on the mountain is almost entirely cog-railway and pedestrian.
Parking: Chamalières and Clermont-Ferrand, at the base, have ordinary city parking and full services. Visitors without a bike can also reach the summit on foot via the "sentier des muletiers" from the Col de Ceyssat parking area on the west side, about 45 minutes uphill on foot.
Because the road itself is closed to individual riders, there's no need to carry climbing-specific gear for a solo attempt - most cyclists who want to actually pedal to the summit do so through the organized Montée du Puy de Dôme event, which comes with its own registration and event-day logistics rather than a typical self-supported ride.
Chamalières and Clermont-Ferrand have full bike shop, food, and water access at the base, so there's nothing special to prepare beyond what you'd carry for a steep, exposed Auvergne summit - the top can be windy and considerably cooler than the valley floor even in summer.
Before heading out on any cycling adventure check out our Things to Bring on a Cycling Trip and use our interactive check list to ensure you don't forget anything.
Clermont-Ferrand, right at the base of the Chaîne des Puys, has the area's full range of hotels, restaurants, and rail connections, making it the natural base for a visit - and for exploring the wider volcanic range on foot or by car even when the summit road itself is off-limits to bikes.
Riders looking for other short climbs in the immediate area have options - the Auvergne volcanic massif around Clermont-Ferrand and Royat holds several more; check our Routes in the Area tool for what's nearby before you go.
If you're set on riding to the actual summit rather than just the base, plan around the annual Montée du Puy de Dôme rather than showing up expecting open road access - the barrier at the base is enforced year-round outside that event.
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