Six Days in the Dome

Six Days in the Dome is an indoor ultramarathon event held at the Pettit Center in Milwaukee, Wisconsin, from June 19 to June 29, 2025. The event features multiple race options, including a 10-day race, 6-day, 72-hour, 48-hour, 24-hour, and 12-hour races, all conducted on climate-controlled indoor tracks. The course is a certified, USATF-sanctioned track designed for record-setting performances, with a surface optimized for running.

The event attracts top ultrarunners aiming to set personal, national, or world records in a controlled environment. Special features include a new 10-day race option and invitational races for elite athletes. Visit the organization's website for the most recent information.