Marathons in Belgium

Belgium is home to 6 marathons in our database, spread across cities including Antwerp, Bruges, Brussels, and Ghent, and more. Brussels Marathon is the largest race in the lineup, typically drawing around 11,000 finishers, while the full spread offers everything from fast urban courses to scenic regional events. Browse the races below for course maps, elevation profiles, typical weather, and practical race-day detail to help you choose your next start line. Plan by month on our marathon calendar or filter by country and region.

Browse by state: Antwerp, Brussels-Capital Region, East Flanders, Namur, and West Flanders.

Antwerp, Antwerp, Belgium🇧🇪

Antwerp Marathon

The Antwerp Marathon (part of the Antwerp 10 Miles & Marathon weekend) draws about 4,000 marathon finishers through Belgium's fashion and diamond capital. The course passes the Cathedral of Our Lady, Grote Markt, and the Scheldt riverfront on flat Flemish terrain. April race day in Antwerp combines historic city centre scenery with a fast, low-elevation profile.

Next race: Sunday, 25 April 2027

Namur, Namur, Belgium🇧🇪

Baloise Namur Marathon

The Baloise Namur Marathon draws about 2,800 finishers each October through the capital of Wallonia at the confluence of the Meuse and Sambre rivers. The course passes the Citadel of Namur, the historic centre, and the Ardennes foothills. October autumn weather and rolling Meuse valley terrain characterise this francophone Belgian marathon.

Next race: Sunday, 25 April 2027

Bruges, West Flanders, Belgium🇧🇪

Bruges Marathon

The Bruges Marathon attracts about 2,500 finishers through the UNESCO-listed medieval city of Bruges in Belgium. The course passes the Belfry, the Markt square, and the canals that earned Bruges the nickname 'Venice of the North.' Flat Flemish terrain and fairy-tale scenery make it one of Europe's most picturesque small marathons.

Next race: Sunday, 25 October 2026

Brussels, Brussels-Capital Region, Belgium🇧🇪

Brussels Airport Marathon

The Brussels Airport Marathon draws about 3,500 finishers each October on a course linking Brussels city centre with the airport zone and the Sonian Forest. The route passes the Atomium, the Cinquantenaire Park, and the EU quarter. October Brussels weather and a mix of urban and forest scenery define this Belgian capital marathon.

Next race: Sunday, 25 October 2026

Brussels, Brussels-Capital Region, Belgium🇧🇪

Brussels Marathon

The Brussels Marathon is one of the world's largest marathons, drawing approximately 11k finishers on an urban road in Brussels, Belgium. The course starts and finishes at the Parc du Cinquantenaire. The route passes the Grand Place, Atomium, and the European Quarter. Mostly flat with gentle undulations.

Next race: Sunday, 4 October 2026

Ghent, East Flanders, Belgium🇧🇪

Gent Marathon

The Gent Marathon (Ghent Marathon) draws about 4,500 finishers each October through Flanders' medieval university city. The course passes the Gravensteen castle, the Graslei waterfront, and the Saint Bavo's Cathedral on flat Scheldt valley terrain. October autumn weather and cobblestone-free main roads make it Belgium's charming eastern marathon.

Next race: Sunday, 28 March 2027