Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
21,977 days
From Monday, July 4, 1966 to Friday, September 4, 2026.
Monday–Friday weekdays15,699
Weeks and days3,139w 4d
Calendar span60 years, 2 months
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.