Home
Back
Golf Handicap Formula:
| From: | To: |
The Golf Handicap Formula calculates a player's Handicap Index (HI) using the best 8 score differentials from their most recent 20 rounds. This standardized system allows golfers of different skill levels to compete fairly against each other.
The calculator uses the official World Handicap System formula:
Where:
Explanation: The formula takes the average of your best 8 score differentials from your last 20 rounds and applies a 96% multiplier to determine your official handicap index.
Details: The Handicap Index provides a standardized measure of a golfer's potential ability, allowing players of different skill levels to compete equitably. It's used worldwide in tournament play and casual matches.
Tips: Enter at least 8 score differentials separated by commas. The calculator will automatically select the best 8 scores (lowest values) and apply the handicap formula. Score differentials should be calculated based on course rating and slope.
Q1: How many scores are needed for a valid handicap?
A: A minimum of 54 holes (three 18-hole rounds or equivalent) is required to establish a handicap, but the full calculation uses the best 8 of your most recent 20 scores.
Q2: What is a score differential?
A: Score differential adjusts your gross score based on course difficulty (course rating and slope rating). It's calculated as: (113 / Slope Rating) × (Adjusted Gross Score - Course Rating).
Q3: Why multiply by 0.96?
A: The 96% multiplier (Bonus for Excellence) ensures that your handicap reflects your potential ability rather than your average performance, promoting fair competition.
Q4: How often should I update my handicap?
A: Handicaps should be updated after every round. The system uses your most recent 20 scores, with new scores replacing older ones.
Q5: What's considered a good handicap?
A: For men, 0-9 is excellent, 10-19 is good, 20-29 is average. For women, 0-14 is excellent, 15-24 is good, 25-36 is average. Scratch golfers have a handicap of 0.