Leap Year Checker
Check if a year is a leap year and list upcoming ones.
2024 is a leap year
366 days — February has 29
Next leap years:
20282032203620402044
Find out whether any year is a leap year and see the next leap years ahead.
How to use
- Enter a year.
- See whether it is a leap year.
- Review the upcoming leap years.
Frequently asked questions
- What makes a leap year?
- It's divisible by 4, except century years which must also be divisible by 400.
- Is 2100 a leap year?
- No — it's divisible by 100 but not 400.