When walked four times around a high school running track, the average distance is around 400 metres, or 31 feet, or 9 metres short of a mile. The older imperial track style has a lap distance of 440 yards, which is 2 metres longer than the metric track. One mile is completed in four laps on this circuit.
The left innermost lane is where high school tracks are measured. The starting places in the other lanes are evenly placed so that each race participant covers the same amount of ground. The most common distances for high school races are 100 metres, 200 metres, 400 metres, 800 metres, 1,500 metres, 1,600 metres, and 3,200 metres, with the longest event being 10,000 metres (25 laps).