The Best Races - Key Biscayne

The Run Against Breast Cancer 5K/10K/13.1 MIAMI is a community-focused running event scheduled for October 18, 2025, in Key Biscayne, Florida. Participants can choose from various distances, including a 5K, 10K, and a half-marathon, as well as a virtual run option and a family-friendly 1-mile run. The event aims to raise awareness and funds for breast cancer support, fostering a spirit of unity and hope.

All ages and paces are welcome, and participants will receive a swag bag that includes a running shirt, finisher's medal, and other goodies. Visit the organization's website for the most recent information.