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

60,258 days

From Thursday, September 12, 1861 to Saturday, September 5, 2026.

Monday–Friday weekdays43,041
Weeks and days8,608w 2d
Calendar span164 years, 11 months, 24 days

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