Wed
27
May
Broekhuis Hel van Twente graveltocht
Almelo, NL
Sat
30
May
24e 4 Windstrekentoertocht
Burum, NL
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30
May
Streetrace Zijtaart - 'Kermis Editie' -
Veghel, NL
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30
May
Erbens Vechtdal Toer
Dalfsen, NL
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30
May
26 Dorpentocht West Betuwe
Rhenoy, NL
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30
May
BRM300 Oostvaardersplassen
Enschede, NL
Sun
31
May
Deerns op 't rad
Eibergen, NL
Sun
31
May
Kald Kletske Klinkerkoers
Dokkum, NL
Sun
31
May
MeinRide
Roermond, NL
Sun
31
May
ATB-Toertocht Marum
Marum, NL
Sun
31
May
Heimwee naar Nijmegen
Nijmegen, NL
Sun
31
May
Groene Harttocht
Hilversum, NL
Sun
31
May
Brielsemeertocht
Barendrecht, NL
Sun
31
May
Lönsberg Klim Classic
Oldenzaal, NL
Sun
31
May
Vedettenronde
Deventer, NL
Sun
31
May
Vael Ouwe - Veluwe, Posbank & IJsselvallei
Dieren, NL
Sun
31
May
Hollandse Kroontocht
Oosterblokker, NL
Sun
31
May
Rondom Stad Lamp Classic
Groningen, NL
Sun
31
May
Gimmertse Gravel & wegtocht
Handel, NL
Sun
31
May
Tempo Cabrio Klimklassieker
Soest, NL
Kardingebultra
Saturday, July 18, 2026 · Groningen, Netherlands
Distances
160.9km
About this race
Kardingebultra is a 160.9 km paved road ultramarathon held in Groningen, in the Dutch province of Groningen. Organized by Steenboksport, it is listed as a July event.
The race details are limited: it starts in Groningen on a paved surface, and registration is through Inschrijven.nl. The 160.9 km distance, the metric equivalent of 100 miles, is its distinguishing feature, designed for experienced ultra runners rather than casual road racers.
Start location
Groningen, Groningen
Groningen, Groningen