Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
211,303 days
From Tuesday, February 29, 1448 to Wednesday, September 9, 2026.
Monday–Friday weekdays150,931
Weeks and days30,186w 1d
Calendar span578 years, 6 months, 12 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.