Free · Everyday · Sports

Golf Handicap Calculator

Estimate a World Handicap System-style index from recent score differentials.

  • Checked formula
  • Private in your browser
  • No signup
Calculator inputs

Enter your values

Result

Your calculation

Estimated handicap index
9.7
Best 8 of 20 differentials
Differentials used
8.9, 9.1, 9.3, 9.6, 9.8, 10, 10.2, 10.4
Low differential
8.9

Official WHS calculations include current rule details, exceptional-score adjustments, and authorized scoring records.

How to use this calculator

  1. Enter the values and choose the units that match your situation.
  2. Calculate to see the primary answer and useful conversions.
  3. Review the assumptions before using the result for a project or decision.

Private by default

Inputs and results stay in this browser tab. Bookify does not upload or store the values you enter.