Association of International Marathons and Distance Races
The home of world running™
United States
(USA)
B.A.A. Boston Marathon
Next confirmed event: Mon 20 April 2026
Boston Athletic Association
699 Boylston St. Suite 800
Boston, MA 02116
Bank of America Chicago Marathon
Next confirmed event: Sun 12 October 2025
IL4-110-05-04
Floor 5 – Marathon Suite
110 N. Wacker Drive
Chicago, IL 60606-1511
Twitter: @ChiMarathon
Big Sur International Marathon
Next confirmed event: Sun 26 April 2026
Chevron Houston Marathon, Aramco Houston Half Marathon and We Are Houston 5K
Next confirmed event: Sun 11 January 2026
720 North Post Oak Road
Suite 200
Houston
Texas 77024
E: marathon@houstonmarathon.com
Maui Oceanfront Marathon, Maui Oceanfront Half Marathon, 6-Miler, 5K
Next confirmed event: Sun 18 January 2026
2480 S. Kihei #9
Kihei, Maui, HI 96753
Monterey Bay Half Marathon
Next confirmed event: Sat 8 November 2025–Sun 9 November 2025
TCS New York City Marathon
Next confirmed event: Sun 2 November 2025
World Marathon Challenge
Next confirmed event: Sat 31 January 2026–Fri 6 February 2026
Runbuk inc
433 Airport Blvd. Suite 415
Burlingame, CA 94010
USA
Partners
Sports Partner
Photo Partner
Registration Partner
Medals Partner
For further information on our partners, click on the logos above.
Distance Running
Official quarterly magazine of AIMS
Latest issue:
2025 Edition 3
Cover: Amazing Thailand Marathon Bangkok - Official Bangkok Capital City Marathon, Thailand
Keep up to date!
For the latest race dates please consult the official online AIMS calendar.
You can also subscribe to the AIMS calendar in your calendaring application of choice, whether on your phone, tablet or computer. Simply subscribe to webcal://aims-worldrunning.org/events.ics in your calendar app.
AIMS
the home of world running™