L'Ersteinoise is a 5 km road race in Erstein, a town in Bas-Rhin in France's Grand Est region. It takes place in October, beginning at 7:30 PM, and is designated as a women's race. The Mairie d'Erstein organizes it, linking the run with support for the fight against breast cancer.
Runners can enter individually, with family, or as a group, with the field emphasizing participation alongside performance. Course GPS tracks, registration details, results, and practical information are published for participants. The race is also listed on the kikouroù endurance-sports calendar. Past editions have received sufficient support, indicating a history of successful races.