Highest Slope Rating
Hardest Golf Courses in Napa County, California
The 5 most challenging golf courses in Napa County, California, ranked by maximum slope rating. Tee-by-tee yardage, slope, and course rating for every course.
Ranked list of hardest golf courses in Napa County
Napa County Golf Course Rankings FAQ
What is the hardest golf course in Napa County, California?
Silverado Resort in Napa is currently the hardest golf course in Napa County based on slope (slope rating 140).
How many ranked golf courses are in Napa County, California?
16 golf courses in Napa County are cataloged in Stymie's directory. This ranking page shows the top 5 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 Napa County 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.