Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
40,427 days
From Wednesday, December 29, 1915 to Friday, September 4, 2026.
Monday–Friday weekdays28,877
Weeks and days5,775w 2d
Calendar span110 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.