Chicago Marathon 2025 Qualifying Times 2025. The stricter qualifying times seemed shocking at first. Announcing new (and fast) qualification standards for 2025, this abbott world marathon major just surpassed the boston marathon in level of difficulty for qualification.

Across the board, the standard is getting tougher. Until 2025, guaranteed entry in the chicago marathon was possible by running a qualifying time that was typically around 10 minutes slower than.