Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
26,911 days
From Tuesday, May 11, 2100 to Saturday, September 5, 2026.
Monday–Friday weekdays19,222
Weeks and days3,844w 3d
Calendar span73 years, 8 months, 6 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.