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.

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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.

* Point-to-point, net downhill course * Starts at Celebration Square in downtown Mississauga * Finishes along Lake Ontario shore * Certified course and Boston qualifier * Road (paved surfaces) * Moderate humidity in late April * Average temperatures between 5°C and 18°C

• 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