Date-to-date calculator

Days between dates

Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.

Excluding the start date

46,042 days

From Wednesday, August 15, 1900 to Saturday, September 5, 2026.

Monday–Friday weekdays32,887
Weeks and days6,577w 3d
Calendar span126 years, 21 days

Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.