over 1 million. If you are wondering why so many, it is because it is where the Modern Marathon distance was decided in 1912.
37,000
250.000
The London Marathon is a road marathon that has been held each year in London since 1981.
10
12
26 miles 385 yards
a lot people started the 2009 marathon
36,000 people competed in the 2014 Boston marathon
It's considered as the biggest marathon in the world... 32'000 who reached the finish - sorry, not really the answer... but if you consider furthermore those who go to help there... it certainly "affects" (in positive sense I hope) the population.
It will take approximately 13 hours 3 minutes (667.83 miles) to drive from London Ontario to Marathon Ontario, provided posted speed limits are met.
The number of people who ran the Arizona half marathon in 2010 were roughly 7,800 people.
zero went