Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
40,535 days
From Sunday, September 12, 1915 to Friday, September 4, 2026.
Monday–Friday weekdays28,955
Weeks and days5,790w 5d
Calendar span110 years, 11 months, 23 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.