Blue Heron Hundreds
Mooresville, United States • 11-12 Apr 2026
The Blue Heron Hundreds is a premier ultramarathon event held in Mooresville, Alabama, at the scenic Wheeler National Wildlife Refuge. Scheduled for April 11-12, 2026, it features 100-mile, 100K, and 50K races on a new course of soft crushed gravel and dirt roads. The route includes a 15.5-mile loop showcasing prime birding and wildflower areas, with the 100-mile race covering six loops and the 50K two loops. Runners can expect well-stocked aid stations and limited crewing access at the start/finish area. The event supports conservation efforts through donations to the Wheeler Wildlife Refuge Association and offers awards including medals and a custom belt buckle for 100-mile finishers. Visit the organization's website for the most recent information.