Your Handicap Index is calculated from the best 8 Score Differentials from your last 20 rounds. A Score Differential = (Adjusted Gross Score − Course Rating) × 113 ÷ Slope Rating.
Enter up to 20 recent rounds. Minimum 3 scores required. Row 1 is a pre-filled example — replace with your own scores.
| # | Adjusted Gross Score | Course Rating | Slope Rating |
|---|
Find out how many strokes you receive at a specific course.
Course Handicap = Handicap Index × (Slope Rating ÷ 113) + (Course Rating − Par)
For match play or competitions with a handicap allowance.
Your last 20 rounds. Green = used in handicap calculation.
| Date | Course | Score | Rating/Slope | Differential | Used |
|---|
Compare your handicap index with friends and playing partners.
⭐ Famous Golfer Handicap Estimator
Tour pros, YouTube golf stars, celebrities and sports icons — we've run their scores through the exact WHS formula. Select a category and pick someone to see their estimated Handicap Index.
| # | Tournament | Score | Differential | Used |
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