On April 11, 2021, the sixth edition of the Stara Zagora Marathon was held under the motto "Running - a way of life!" and over 700 elite athletes from 17 countries took part in it.
The runners of the Kammarton team competed in the distances of 21.1 km and 10.55 km and all finished successfully.
The motto "Running - a way of life" unites the chain of three major sporting events: Marathon Stara Zagora, Marathon Varna, WIZZ AIR Sofia Marathon, and during the marathon the National Half Marathon Championship was held.