Iowa Marathon Races
Upcoming marathon races in Iowa, sorted by date.
Nov 2026
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Mar 2027
Mar13Sat
Des Moines St. Paddy's Half Marathon, 5K & Marathon Run/Walk
Des Moines, IA · Virtual option · from $13
26.2 Miles13.1 Miles5K3.1 Miles100m
Mar20Sat
Squirrel 5K, 10K, 13.1M & 26.2M at Bettendorf, IA (12)
Bettendorf, IA · from $30
26.2 Miles13.1 Miles10K5K
Apr 2027
Apr24Sat
Kewash Marathon, Half Marathon, 10K & 5K
Washington, IA · from $40
26.2 Miles13.1 Miles10K5K
Apr24Sat
Lewis & Clark Marathon, 1/2 Marathon, 5k and 1-Mile Fun Run
Council Bluffs, IA · from $29
26.2 Miles13.1 Miles3.1 Miles1 Miles
Apr25Sun
Cedar Rapids Marathon Weekend - Early Bird
Cedar Rapids, IA · from $28
26.2 Miles13.1 Miles6.2 Miles3.1 Miles50 Yards
May 2027
Oct 2027
Race listings come from RunSignup. Dates, prices and details can change, so confirm on the race's registration page.