The OlfinCar Hradecký Half Marathon takes place in autumn in Hradec Králové, a historic city in East Bohemia. The primary event is the half marathon, complemented by a marathon, 10 km, and 5 km races. Additionally, there are children's races and a pairs event dividing the half marathon into 10 km and 11 km segments. Since 2013, the event has been held, and organizers state it is the largest sporting event in East Bohemia.
The race features certified road courses, with the start and finish located in the historic center and near the new football stadium at Malšovický stadion. The course is one of the fastest in the Czech Republic, attracting many runners aiming for personal bests. The participants represent a diverse group: families attend for the children's races, pairs compete in the half marathon, charity runners participate in the Run Against Cancer, and the half marathon also serves as the Czech championship for rescue and security forces. The Czech Athletics Association has recognized it as Running Event of the Year for multiple consecutive editions.