Marathon In Michigan 2024 Results. In 2024, the grandma’s marathon weekend saw its largest participation numbers ever with more than 17,500 finishers between the marathon, half marathon, and 5k events. The detroit challenge series is for you.
Official final results of the 75th top o michigan marathon nationals! In 2024, the grandma’s marathon weekend saw its largest participation numbers ever with more than 17,500 finishers between the marathon, half marathon, and 5k events.