Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
90,418 days
From Monday, February 15, 1779 to Sunday, September 6, 2026.
Monday–Friday weekdays64,584
Weeks and days12,916w 6d
Calendar span247 years, 6 months, 22 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.