Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
243,436 days
From Tuesday, March 11, 1360 to Saturday, September 12, 2026.
Monday–Friday weekdays173,883
Weeks and days34,776w 4d
Calendar span666 years, 6 months, 1 day
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.