The length of a Marathon is about 40 kilometers.
26.2 miles is 42.16 kilometers.
A marathon is 26 miles and 385 yards. In kilometers the distance of a marathon is 42.19. The marathon is an Olympic event.
Miles or kilometers.
The race length of the London Marathon is 42.195 kilometers. Its actually 26.219 miles as its in London :p
The London marathon race is 42.195 kilometers long
a marathon is 42ks and 22.4 miles