Leap Year Checker
Check whether a year is a leap year and find upcoming leap years.
Upcoming Leap Years
Leap Year Rules
- A year is a leap year if it's divisible by 4
- BUT if it's divisible by 100, it's NOT a leap year
- UNLESS it's also divisible by 400, then it IS a leap year
Example: 2000 was a leap year (divisible by 400), but 1900 was not (divisible by 100 but not 400).