CS
Chicago Spring Half Marathon
Race Date
May 17, 2026
Location
Chicago, IL
Course Info
USATF CertifiedTerrain
road
Elevation Gain
0'
Net Drop/km
-0.61 m
Separation
1.4%
Also Offers
10K run | kids run
USATF Certified Course
IL24015NM
Net downhill course — fast finishing times are common. Loop course — start and finish are close together.
Race Day Weather
5-year historical avgStart (Low)
53°
Afternoon (High)
70°
Pleasant conditions — light layers at start, comfortable by finish
0.1"
Precipitation
15 mph
Wind
71%
Humidity
Race Photos
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