How many miles is a 5K
5K : 5K (5,000 Meters) = 3.1 Miles
The distance of a 5K is 3.1 miles. Actually on a standard outdoor track, 5K (5,000 meters) is 12.5 laps. 3.1 miles is equal to 5K.
5K run is the smallest distance, it is for beginners and it will be easily completed by the runners within short time.
10K : 10K (10,000 Meters) = 6.2 Miles
The distance of a 10K is 6.2 miles. 10K race is the largest race and it is more popular in running race.
Half Marathon : The distance of 21.1 kilometers is a half marathon or 13.1 miles is a Half Marathon.
Marathon : The distance of 42.195 kilometers is a marathon or 26.2 miles is a Marathon.
Ultramarathon : The distance of an ultramarathon is anything more than 26.2 miles. Another name for this distance is ultrarunning. Many ultramarathons are run on trails. The most common ultramarathon distances are 50K (31 miles), 50 miles, 100K (62 miles), and 100 miles.
Other Races: Other race distances that are common but not as popular include the 8K (about 50 yards short of 5 miles), 15K (9.3 miles), and 10 miles.
The other measurements are given below for you:
100 meters: the length of one straightaway
800 meters: roughly ½ mile or 2 laps around the track
1600 meters: roughly 1 mile or 4 laps around the track (1609.34 meters is 1 mile)