Sub 4:25 Marathon Pace Chart (Miles/Km)
To run a 4:25 hour marathon you need to run at a pace of 10:06 per mile or 6:17 per kilometer. Following the splits below (and shaving off a second), you’ll run a sub 4:25 marathon. I’d recommend aiming to run 1-2 minutes ahead of the split target time from 10 miles, as you’ll likely […]