The Mississauga Marathon, established in 2004, is a premier annual running event in Mississauga, Ontario. The 2025 edition features a range of races including a full marathon, half marathon, 10K, 5K, kids run, relays, and a fun run/walk, accommodating runners of all ages and abilities.

This Boston Marathon qualifier offers a scenic, net downhill course starting at Celebration Square downtown and finishing along the shores of Lake Ontario, passing landmarks such as Credit River and Port Credit lighthouse. Participants enjoy a well-organized and welcoming event atmosphere with community support and opportunities for competitive and casual runners alike.

- Boston Marathon qualifying certified course
- Multiple race distances for all ages and abilities
- Scenic route featuring Credit River, U of T Mississauga, and Port Credit lighthouse
- Family-friendly events including a kids run and fun run/walk
- Community support and festival-like atmosphere