Get ready to MOOve through beautiful Del Val University in Doylestown, PA at this family-friendly event featuring multiple distances—a 5k, 10k, 13.1-mile Calf Marathon, 2-mile Udderly Fun Run/Walk, and Kids' Run—with courses that bring you up close to farm animals! This popular event sells out quickly, so sign up early to secure your spot. All donations from Dairy Air Run Fest 2026 go directly to the Bucks County Opportunity Council.