5.0
(2)
30
hikers
Mont Mary Trail
08:22
15.3km
1,480m
Hiking
Hike the difficult Mont Mary Trail, a 9.5-mile route with 4852 feet of elevation gain, offering views of Aosta and Becca di Viou.
Last updated: February 26, 2026
Tips
Includes segments that may be dangerous
Parts of this route comprise highly technical, difficult, or hazardous terrain. Specialist equipment and prior experience is required.
After 3.62 km for 571 m
After 4.30 km for 1.38 km
After 5.74 km for 5.48 km
Waypoints
Start point
Get Directions
2.76 km
Blavy, Becca di Viou and Mont Mary
Highlight • Summit
2.93 km
Blavy Fountain
Highlight • Structure
3.02 km
Blavy Church and Viewpoint
Highlight • Religious Site
Tip by
3.33 km
Colorful Garden at the Start of the Trail
Highlight • Natural
5.69 km
View of Aosta from Above
Highlight • Viewpoint
8.80 km
Bivacco Penne Nere
Highlight • Mountain Hut
Translated by Google •
Tip by
15.3 km
End point
Way Types & Surfaces
Way Types
9.80 km
3.06 km
1.39 km
892 m
182 m
Surfaces
8.84 km
3.15 km
2.29 km
814 m
205 m
< 100 m
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Elevation
Highest point (2,710 m)
Lowest point (1,230 m)
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Weather
Powered by Foreca
Wednesday 27 May
25°C
15°C
21 %
Additional weather tips
Max wind speed: 9.0 km/h
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This route was planned by komoot.
Frequently Asked Questions
What is the overall difficulty of this hike?
This is a difficult hike, suitable for experienced hikers due to its significant elevation gain and duration. It covers approximately 15.3 km with nearly 1,500 meters of ascent.
How long does it typically take to complete the route?
Hikers should plan for a full day on the trail. It typically takes around 8 to 9 hours to complete, depending on your pace and stops.
Where does the trail start and where can I park?
The trail begins near Blavy. While specific parking details aren't provided, it's common for trails of this nature to have designated parking areas at or near the trailhead in mountain villages. Look for signs for hikers' parking upon arrival in Blavy.
Is this trail dog-friendly?
Information regarding dog-friendliness for this specific trail is not available. It's always best to check local regulations or signage at the trailhead regarding pets, especially in protected areas or near wildlife habitats.
What is the best time of year to hike this route?
Given the significant elevation and potential for snow, the best time to hike this trail is likely from late spring through early autumn (June to September). Always check current weather and trail conditions before heading out.
Are there any permits or entrance fees required?
There is no information indicating that permits or entrance fees are required for this specific trail. However, it's always advisable to check for any local regulations or park fees if the trail passes through a protected area.
What can I see along the route?
The trail offers several points of interest. You'll pass the Blavy Fountain and the Blavy Church and Viewpoint. Higher up, you'll find the Bivacco Penne Nere and enjoy a View of Aosta from Above. The highlight is reaching the Blavy, Becca di Viou and Mont Mary summit.
What is the terrain like on this hike?
Expect varied mountain terrain typical of a difficult hike. This will include steep ascents and descents, potentially rocky or uneven paths, and possibly some exposed sections as you gain elevation towards the summit.
Does this route intersect with other trails?
Yes, the route incorporates sections of other paths. Approximately 49% of the route follows the 'Mont Mary' trail itself, with smaller portions on 'Strada Agricola' (7%) and 'Mulattiera Blavy' (6%).
Are there any shelters or huts along the way?
Yes, the route passes by the Bivacco Penne Nere, which can offer a place for a break or shelter.
What kind of views can I expect?
The trail offers stunning panoramic views, including a notable View of Aosta from Above. From the summit area of Blavy, Becca di Viou and Mont Mary, you can expect expansive mountain vistas.