Highest Slope Rating
Hardest Golf Courses in Boulder, Colorado
The 11 most challenging golf courses in Boulder, Colorado, ranked by maximum slope rating. Tee-by-tee yardage, slope, and course rating for every course.
Ranked list of hardest golf courses in Boulder
Boulder Golf Course Rankings FAQ
What is the hardest golf course in Boulder, Colorado?
Lake Valley Golf Club in Niwot is currently the hardest golf course in Boulder based on slope (slope rating 150).
How many ranked golf courses are in Boulder, Colorado?
12 golf courses in Boulder are catalogued in Stymie's directory. This ranking page shows the top 11 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 Boulder courses?
Yes. Each course name links to its Stymie page with scorecard, reviews, architect info, and booking options. Set a tee time alert to be notified when availability opens.