Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
31,609 days
From Monday, February 19, 1940 to Friday, September 4, 2026.
Monday–Friday weekdays22,579
Weeks and days4,515w 4d
Calendar span86 years, 6 months, 16 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.