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

78,338 days

From Friday, March 13, 1812 to Saturday, September 5, 2026.

Monday–Friday weekdays55,955
Weeks and days11,191w 1d
Calendar span214 years, 5 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.