4 Fore 30 Infinity Backyard Ultra

Event Details

The race starts at 7:00 AM on Saturday, November 15, 2025. Participants will complete a 4.1667 mile course every hour and the last one standing wins! Expect exciting competition, race swag, and delicious meals from an aid station.

Race Rules

• The course must be 4 miles and 880 feet in length (6.7056 kilometers).
• Participants must begin each loop precisely one hour after the last.
• Runners are not allowed to leave the course until completing each loop, except for restroom breaks.
• Aid stations will be available, but no personal aid is permitted during loops.
• If no runner can complete a loop more than anyone else, there is no winner.

Pricing

$100 through October 15, 2025
$115 from October 16 until race day.

Location

480 Kissick Way, Macks Creek, MO

Registration

Registration closes at 11:59 PM CT on November 13.