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

94,985 days

From Friday, August 15, 1766 to Sunday, September 6, 2026.

Monday–Friday weekdays67,845
Weeks and days13,569w 2d
Calendar span260 years, 22 days

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