Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
90,585 days
From Tuesday, September 1, 1778 to Sunday, September 6, 2026.
Monday–Friday weekdays64,703
Weeks and days12,940w 5d
Calendar span248 years, 5 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.