CL
Crystal Lake Half Marathon
Race Date
Aug 31, 2025
Location
Crystal Lake, IL
Standout64
Course Info
Course Type
Loop Course
Terrain
road
Difficulty
Rolling Hills
Elevation Gain
0'
Net Drop/km
0 m (Flat)
Separation
0.0%
Quality Score
Standout64Heritage20/20
23 years running
Size12/15
~239 finishers a year
Momentum5/5
growing or steady
Loyalty20/20
23% returning runners
Course & details0/15
limited extras
National draw5/10
runners from 6 states
Front-pack speed3/5
winner 1:15:11
Weather0/10
typical high 80°F
Race Day Weather
5-year historical avgStart (Low)
62°
Afternoon (High)
80°
Warm — hydration strategy is key, start conservatively
0.1"
Precipitation
10 mph
Wind
70%
Humidity
Historical Finish Times
How 7,161 finishers actually crossed the line across 23 years.
Most recent
2025
Total finishers
7,161
Median time
2:06:53
Latest turnout
276
States
37
10%
25%
75%
90%
1:05p50 median ≈ 1:554:25
Turnout by year
2016–2025
'16'17'20'21'22'23'24'25
See full results
Hover the histogram to inspect specific finish times.
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