The C10K 10 km de Courcy is a 10 km road race held in Courcy, a village in the Marne region of northeastern France. The race begins at 10:00 AM from the town hall square, which also serves as the finish line, and is open to participants aged 16 and older.
The course winds through Courcy and Loivre, featuring a secured section along the towpath beside the Marne-Aisne canal near the finish. Over 450 runners participated in the last edition, indicating a well-attended local event. Volunteers manage the race, fostering a relaxed, community-focused atmosphere as organizers aim for a shared sporting morning.