It sold out on March 24 for the 2010 Chicago Marathon. Registration opened on 2-1-2011 for this year.
Sunday, October 11, 2010 http://www.runtri.com/2009/01/Chicago-marathon-2009-registration-and.html
Liliya Shobukhova won the race in 2010.
Chicago Marathon was created in 1977.
Runners in the Chicago Marathon complete 26.2 miles. This is the standard marathon distance. They Chicago Marathon also offers a half marathon option which is 13.1 miles.
Chicago Marathon happened on 2012-10-07.
Chicago Half Marathon was created in 1997.
Chicago marathon is on Sunday 11 October 2009
Chicago Half Marathon happened on 2011-09-11.
It used to be on Jan 1 - the past two years it has been Feb 1 - 2010 has not been announced yet.
Moses Mosop won the 2011 Chicago marathon in 2:05:37.
October 10, 2010. That's according to the Bank of America Chicago Marathon office as of this morning, 28 August 2009. The 2011 date is also on Columbus Day weekend, October 9, 2011.