Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
31,509 days
From Wednesday, May 29, 1940 to Friday, September 4, 2026.
Monday–Friday weekdays22,507
Weeks and days4,501w 2d
Calendar span86 years, 3 months, 6 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.