Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
123,349 days
From Friday, December 17, 1688 to Sunday, September 6, 2026.
Monday–Friday weekdays88,105
Weeks and days17,621w 2d
Calendar span337 years, 8 months, 20 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.