Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
21,946 days
From Thursday, August 4, 1966 to Friday, September 4, 2026.
Monday–Friday weekdays15,676
Weeks and days3,135w 1d
Calendar span60 years, 1 month
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.