Leap Year Calculator

The free Leap Year Calculator can help you to find out when the upcoming Leap Years will occur as well show you when previous Leap Years took place.

Gregorian calendar
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Mayan Long Count


Julian day:
Modified Julian day:

Is it a normal year or a leap year?

Leap Year Calculator

Find out when the next Leap Year will occur with the free Leap Year Calculator. Simple and easy to use, the Leap Year Calculator will tell you when past Leap Years occured and when future Leap Years will take place.

Simply choose a date to enter into the free online Leap Year Calculator, click on the “calculate” button and find out straightaway whether the date was, is or will be a Leap Year!

Other Calculators include