When can I register for the Boston Marathon?
For the 2013 Boston Marathon, registration begins September 10, 2012 and will continue through September 21 or until all available spots are taken, whichever comes first. Registrants with the fastest qualifying times will be given first admission. The Boston Marathon is run on the third Monday in April.
Qualifying is based on verifiable times of a qualifying race. There are 34 marathons around the country that are accepted as qualifiers for the Boston Marathon. Qualifying times for the 2013 Boston Marathon start at 3 hours, 5 minutes for 18-34 year old men and 3 hours, 35 minutes for 18-34 year old women. Visually impaired and wheelchair class racers have a separate qualifying scale.