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

59,905 days

From Sunday, August 31, 1862 to Saturday, September 5, 2026.

Monday–Friday weekdays42,790
Weeks and days8,557w 6d
Calendar span164 years, 5 days

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