Highest Slope Rating
Hardest Golf Courses in Whiteside County, Illinois
The 2 most challenging golf courses in Whiteside County, Illinois, ranked by maximum slope rating. Tee-by-tee yardage, slope, and course rating for every course.
Ranked list of hardest golf courses in Whiteside County
Whiteside County Golf Course Rankings FAQ
What is the hardest golf course in Whiteside County, Illinois?
Prophet Hills Country Club in Prophetstown is currently the hardest golf course in Whiteside County based on slope (slope rating 123).
How many ranked golf courses are in Whiteside County, Illinois?
6 golf courses in Whiteside County are cataloged in Stymie's directory. This ranking page shows the top 2 by slope.
How are the rankings calculated?
Rankings use the USGA slope rating from each course's most difficult tee set. Slope measures relative difficulty for a bogey golfer versus a scratch golfer, on a scale from 55 (easiest) to 155 (most challenging). A slope of 113 is average.
Can I book a tee time at these Whiteside County courses?
Each course name links to its Stymie page with scorecard data where available, architect info, and official contact details. Stymie does not currently book tee times or show live availability, and tee-time alerts are in development.