Marathons in Illinois — 2026

There are 9 marathons in Illinois scheduled for 2026. The next is the 14th Annual Springfield Marathon & Harvest Wind Half Marathon & 10K in New Berlin on November 7. Illinois marathons run primarily November through October.

RIVER TO RIVER MARATHON

Sat, May 1 · Rockport, IL Rockport
River to River Marathon (Mississippi River to Illinois River)River to River Marathon (Mississippi River to Illinois River)
From $89 Closed
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Bank of America Chicago Marathon Semper Fi & America's Fund Team

Fri, Oct 8 · Chicago, IL Chicago
Official Charity Program entry - Bank of America Chicago Marathon Semper Fi & America's Fund Team 2027 (Fundraising minimum required $2,500)Fundraiser Only (Runner already has an entry to the 2027 Bank of America Chicago Marathon - $300 fundraising minimum)Pre Drawing Bank of America Chicago Marathon Semper Fi & America's Fund Team 2027 (Fundraising minimum required $1,500)
From $100 Closed 13 spots left
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Chicago 2 Louisiana 1 N/A 1 New Berlin 1 Ottawa 1 Rockport 1 Benton 1 Schaumburg 1

All Illinois Races

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