Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
175,854 days
From Tuesday, March 20, 1545 to Tuesday, September 8, 2026.
Monday–Friday weekdays125,610
Weeks and days25,122w 0d
Calendar span481 years, 5 months, 19 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.