๐ Fashion & Sizing
Belt Size Calculator
Belts are sized by the distance from the buckle to the middle hole, so your belt size is roughly two inches larger than your measured waist. Ordering the same number as your pants size is the most common reason a belt arrives too small.
How it works
Waist measurement
Measurement unit
Belt size
Belt size
Letter size
Your waist in inches
Frequently asked questions
How do I use the Belt Size Calculator?
Fill in the fields above โ the result recalculates instantly as you type. Everything runs in your browser, so the values you enter are never collected or stored.
Is this calculator free?
Yes. It is completely free, requires no account, and works on phones, tablets and desktops.