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

103,639 days

From Wednesday, December 5, 1742 to Sunday, September 6, 2026.

Monday–Friday weekdays74,027
Weeks and days14,805w 4d
Calendar span283 years, 9 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.