Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
22,842 days
From Thursday, February 20, 1964 to Friday, September 4, 2026.
Monday–Friday weekdays16,316
Weeks and days3,263w 1d
Calendar span62 years, 6 months, 15 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.