Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
208,718 days
From Thursday, March 29, 1455 to Wednesday, September 9, 2026.
Monday–Friday weekdays149,084
Weeks and days29,816w 6d
Calendar span571 years, 5 months, 11 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.