21 kilometres, 601 metres of elevation gain and 1000 participants: these are the characteristic numbers of the 14th Seiser Alm Half Marathon on 4 July 2027. The starter's gun for the running event with start and finish in Compaccio is fired at 09.00 a.m. Surrounded by the Dolomites UNESCO World Heritage, the Seiser Alm Half Marathon is a unique experience and sporting challenge for both professional and amateur athletes. 

Registration for the Seiser Alm Half Marathon on 04/07/2027 is expected to open in December 2026!
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