Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
77,060 days
From Tuesday, September 12, 1815 to Saturday, September 5, 2026.
Monday–Friday weekdays55,043
Weeks and days11,008w 4d
Calendar span210 years, 11 months, 24 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.