Golf Handicap Calculator
Estimate a handicap index from one round using score, par, course rating and slope. Illustrative only; official handicaps via your club. Free.
Standard = 113
Golf handicap calculator
This golf handicap calculator gives a score differential for one round using your score, par, course rating and slope rating. The result is the kind of differential used in the World Handicap System. A full handicap index is based on the best 8 of your last 20 differentials—get an official index through your club or governing body.
Frequently Asked Questions
What is a golf handicap?
A golf handicap is a number that represents a player's potential ability, used to allow players of different levels to compete fairly. Lower handicap = better player. It is calculated from recent scores, course rating and slope rating.
How do I calculate my golf handicap?
Under the World Handicap System (WHS), your handicap index is based on the best 8 of your last 20 score differentials. Each differential uses: (Score - Course Rating) × 113 ÷ Slope Rating. This calculator gives a simplified estimate from one round: (Score - Par) adjusted by slope, as an illustrative index.
Is the golf handicap calculator free?
Yes. Free to use. For a full official handicap, submit scores through your club or governing body (e.g. England Golf).
What is slope rating?
Slope rating (e.g. 113–155) measures relative difficulty of a course for a bogey player vs a scratch player. 113 is standard. Higher slope = harder for higher handicappers. Used in the handicap formula.
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