Running Distance & Pace Guides
Guides to race distances and finish times—how far a marathon and half marathon really are, in miles and kilometers, and how long they take to run.
How Many Miles Is a Half Marathon? 13.1 Explained
A half marathon is 13.1 miles (21.0975 km), exactly 13 miles 192.5 yards. The distance in miles, km and track laps, typical finish times and a pace table.
Read guide →How Long Does It Take to Run a Marathon?
How long it takes to run a marathon: the average finish is about 4:30, most runners finish between 3:30 and 5:30. Average times by level, by pace and why.
Read guide →How Many Miles Is a Marathon? 26.2 Miles Explained
A marathon is 26.2 miles (42.195 km), exactly 26 miles 385 yards. The distance in miles, km, feet and track laps, compared to a 5K, 10K and half marathon.
Read guide →Marathon in Kilometers
A marathon is 42.195 km (42,195 m); a half is 21.0975 km. The distance in km, per-kilometer pace for every goal time, and 5K-by-5K splits for a 4-hour marathon.
Read guide →How Many Laps Around a Track Is a Marathon? 105.5
A marathon is 105.5 laps of a standard 400m track; a half is 52.7 laps. Lap counts for the 5K, 10K, half, and full, plus why outer lanes do not count.
Read guide →How Long Is a Marathon on a Treadmill? Time & Tips
A marathon on a treadmill is still 26.2 miles. How long it takes by pace, the 1% incline rule, the 60-minute auto-shutoff and tips to survive 26.2 indoors.
Read guide →Marathon vs Half Marathon
Marathon vs half marathon: 26.2 vs 13.1 miles compared on distance, training time, difficulty, pace and recovery, and why the full is more than twice as hard.
Read guide →Why Is a Marathon 26.2 Miles? The 1908 Olympics
Why is a marathon 26.2 miles? The distance comes from the 1908 London Olympics, Windsor Castle to the royal box, and was standardized at 42.195 km in 1921.
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