Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
31,596 days
From Sunday, March 3, 1940 to Friday, September 4, 2026.
Monday–Friday weekdays22,570
Weeks and days4,513w 5d
Calendar span86 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.