Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
59,428 days
From Monday, December 21, 1863 to Saturday, September 5, 2026.
Monday–Friday weekdays42,449
Weeks and days8,489w 5d
Calendar span162 years, 8 months, 15 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.