the bank of america chicago marathon is a world class running event returning to the streets of chicago on sunday, october 8, 2023.

marathonguide.com - the complete marathon resource and community. complete directory of marathons, marathon results, athlete and race news, marathon history, training schedules, chat, email, marathoning humor - everything for the marathon runner and marathon fan.

drawing on more than fifty years of racing and coaching experience, renowned author hal higdon provides training programs with daily advice and interactive guidance for any distance and skill level.

the online home of runner's world magazine. running news, training advice, inspiring stories, running shoe reviews, gear tips, and more.

every marathon tool you need to find, compare, and run your best marathon - calendars, pace bands, race details, time conversions, race hotels, fastest course rankings, elevation profiles, comparison tools, & more.

marathon handbook - we help you run more. expert advice for all runners and health enthusiasts including training plans, articles and free guides.

the largest online directory of races and clubs

the home of the competitive runner, letsrun.com provides news, opinion, and a world-famous discussion forum for the sport of running and track and field.

new york road runners serves 695,000 runners of all ages and abilities annually through hundreds of races, community open runs, walks, training, and more. <br/>

runguides | find running events, running clubs, and more!