15k Intermediate Training Plan

This 10-week intermediate 15K (9.3 miles) training plan is designed for runners who want to complete the distance comfortably—whether it’s your first time racing this distance or you're returning after some time off. It gradually builds mileage and endurance, making it ideal for those already running 4–5 days a week and averaging 15–25 miles. This plan is perfect for runners looking to improve fitness, boost endurance, and run faster.