Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
66,855 days
From Monday, August 21, 1843 to Saturday, September 5, 2026.
Monday–Friday weekdays47,754
Weeks and days9,550w 5d
Calendar span183 years, 15 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.