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

90,861 days

From Saturday, November 29, 1777 to Sunday, September 6, 2026.

Monday–Friday weekdays64,900
Weeks and days12,980w 1d
Calendar span248 years, 9 months, 8 days

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