Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
18,171 days
From Friday, December 3, 1976 to Thursday, September 3, 2026.
Monday–Friday weekdays12,979
Weeks and days2,595w 6d
Calendar span49 years, 9 months
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.