The trail running race on the Monte Argentario promontory
The Argentario Trail is one of the most highly regarded trail running races in southern Tuscany. It takes place in the municipality of Monte Argentario, in the province of Grosseto, with its logistical base in the seaside village of Porto Santo Stefano. Every year, the event attracts hundreds of trail running enthusiasts, drawn by a course that combines the challenge of climbing with the beauty of the coastal landscape.
The Monte Argentario promontory is an ancient island now connected to the mainland by three thin strips of sand, the famous Giannella and Feniglia tombolos. Its heights, covered in dense Mediterranean scrub, descend steeply toward the sea, offering some of the most evocative panoramas on the Tuscan coast, with views over the archipelago and, on clear days, as far as the Island of Giglio. It is precisely in this setting that the race course unfolds.
The event offers two distances designed to satisfy both experienced athletes and those new to trail running:
In both cases, the route winds through the hills and coast of the promontory, with constant undulations and wide-open views of the Tyrrhenian Sea.
The event is organized by A.S.D. Atletica Costa d'Argento, a sports organization deeply rooted in the local area. The start and finish are located at Piazzale dei Rioni, in the center of Porto Santo Stefano, which becomes the race headquarters for the occasion, buzzing with athletes, supporters, and local residents. Refreshment stations with water, electrolytes, and food are set up along the route, while a finisher's medal and final refreshments await runners at the finish line.
Held at the end of the year, the Argentario Trail represents an opportunity for many runners from the Maremma and across Tuscany to close out their season in one of the region's most beautiful natural settings. Running amidst the scent of Mediterranean scrub and the blue of the Tyrrhenian, in the heart of winter with a still-mild climate, is what makes this race so special.
The 12th edition of the Argentario Trail will take place on Sunday, December 13, 2026, in Porto Santo Stefano, in the Municipality of Monte Argentario. The date is confirmed by the organization and the main Italian running calendars.
The two tracks that characterize the event are confirmed: the 24 km Argentario Trail and the 10 km Short Trail, both starting at 09:30 from Piazzale dei Rioni. The full details of the 2026 program, including updated registration fees, regulations, and final schedules, will be published by A.S.D. Atletica Costa d'Argento in the months leading up to the race.
Porto Santo Stefano can be reached by car via the Via Aurelia (SS1), taking the Orbetello-Monte Argentario exit and following signs for the port. The nearest train station is Orbetello-Monte Argentario, which is connected to the promontory by bus. The primary airport is Rome-Fiumicino, located about a two-hour drive away.
The meeting point, start, and finish are at Piazzale dei Rioni in Porto Santo Stefano. The race is scheduled to start at 09:30.
Registration is handled through the organization, with fees varying based on the date. We recommend registering early due to the limited number of bibs available. Trail running shoes and clothing suitable for hill running in winter months are essential.
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Piazzale dei Rioni, Porto Santo Stefano
Piazzale dei Rioni 8, 58019 Monte Argentario