DATE TOOLS
Leap Year Checker
Check whether any year is a leap year, and find the next and previous leap years.
Enter a year above.
How to use the Leap Year Checker
- Enter any year from 1 to 9999.
- The tool says whether it's a leap year, explains which rule decides it, and lists nearby leap years.
Frequently asked questions
What is the leap year rule?
A year is a leap year if it's divisible by 4 — except century years, which must also be divisible by 400. So 2000 was a leap year, but 1900 and 2100 are not.
When is the next leap year?
After 2024, the next leap years are 2028, 2032 and 2036.