Spartan Race Phoenix 2025 Dates. Compete in the scorching sun and rugged terrain of phoenix, arizona. One of the more convoluted courses on the spartan calendar, the trails and tracks at this venue never cease to twist, turn and keep you guessing as to where they'll take you next.

One of the more convoluted courses on the spartan calendar, the trails and tracks at this venue never cease to twist, turn and keep you guessing as to where they’ll take you next. This obstacle course race provides a formidable backdrop for ocr enthusiasts seeking to push their physical limits in.