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

66,140 days

From Tuesday, August 5, 1845 to Saturday, September 5, 2026.

Monday–Friday weekdays47,243
Weeks and days9,448w 4d
Calendar span181 years, 1 month

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