Registration for the 2026 Zumbro Endurance Run will open on Thursday January 1 at 9:00AM CST and will close on Thursday April 2 at 11:59PM CST or once the field limit has been met. It is absolutely crucial that everyone do the required reading on our website prior to registering:https://www.zumbroendurancerun.com/registration-info/https://www.zumbroendurancerun.com/100-mile-info/https://www.zumbroendurancerun.com/50-mile-info/https://www.zumbroendurancerun.com/34-mile-info/https://www.zumbroendurancerun.com/17-mile-info/
