Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
31,590 days
From Saturday, March 9, 1940 to Friday, September 4, 2026.
Monday–Friday weekdays22,565
Weeks and days4,512w 6d
Calendar span86 years, 5 months, 26 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.