Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
90,201 days
From Monday, September 20, 1779 to Sunday, September 6, 2026.
Monday–Friday weekdays64,429
Weeks and days12,885w 6d
Calendar span246 years, 11 months, 17 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.