Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
77,179 days
From Tuesday, May 16, 1815 to Saturday, September 5, 2026.
Monday–Friday weekdays55,128
Weeks and days11,025w 4d
Calendar span211 years, 3 months, 20 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.