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

91,158 days

From Wednesday, February 5, 1777 to Sunday, September 6, 2026.

Monday–Friday weekdays65,112
Weeks and days13,022w 4d
Calendar span249 years, 7 months, 1 day

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