Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
63,451 days
From Wednesday, December 15, 1852 to Saturday, September 5, 2026.
Monday–Friday weekdays45,322
Weeks and days9,064w 3d
Calendar span173 years, 8 months, 21 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.