Leap year check
No — 3000 is not a leap year.
3000 is a century year divisible by 100 but not by 400, so the century exception applies and it is NOT a leap year, despite being divisible by 4.
A year is a leap year in the Gregorian calendar when it is divisible by 4, with one exception and one exception to that exception: a year divisible by 100 is not a leap year unless it is also divisible by 400. 3000 is divisible by 4 and by 100, but not by 400, so the century exception applies: despite looking like a leap year, 3000 is a common 365-day year. This is the same reason 1900 was not a leap year.
3000 has no February 29 — February ends on the 28th. The closest leap day is in 3004, when February 29 falls on a Wednesday. If you are counting toward a leapling birthday or a date-sensitive deadline, that 3004 leap day is the one to watch.
3000 runs 365 days, or 52 full weeks plus 1 day. The leap year before 3000 was 2996 and the next one is 3004, keeping the familiar four-year rhythm, broken here by the century rule. To do date math across 3000 — counting days to a deadline, an age, or an anniversary that crosses a leap day — use the days-between calculator, which handles leap days automatically.
Check another year
Type a different year, or count the leap years across a range.
Enter any year from 1582 to 4000.
No — 3000 is not a leap year
3000 is a century year divisible by 100 but not by 400, so the century exception applies and it is NOT a leap year, despite being divisible by 4.
Count leap years in a range
How many leap years fall between two years (inclusive).
5 leap years between 3000 and 3020 (21 years, about one every 4.20 years).