Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
17,016 days
From Friday, February 1, 1980 to Thursday, September 3, 2026.
Monday–Friday weekdays12,154
Weeks and days2,430w 6d
Calendar span46 years, 7 months, 2 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.