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

103,631 days

From Thursday, December 13, 1742 to Sunday, September 6, 2026.

Monday–Friday weekdays74,021
Weeks and days14,804w 3d
Calendar span283 years, 8 months, 24 days

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