Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
123,721 days
From Thursday, December 11, 1687 to Sunday, September 6, 2026.
Monday–Friday weekdays88,371
Weeks and days17,674w 3d
Calendar span338 years, 8 months, 26 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.