Leap Year Calculator
Check whether a year is a leap year.
Free Date and Time Tools
Leap Year Calculator
Check whether a year is a leap year.
Leap year result
Is leap year
Yes
Days in year
366 days
Rule
Divisible by 4 and not by 100, or divisible by 400.
How to use
- 1 Enter or paste the required value.
- 2 Review the result and any warning message.
- 3 Copy or download the output when it is ready.
FAQ
What does the Leap Year Calculator do? +
Check whether a year is a leap year.
Is my input uploaded? +
No. The input is processed in your browser.
Are there limitations? +
Review important results before using them in production or formal documents.