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

14,520 days

From Tuesday, December 2, 1986 to Thursday, September 3, 2026.

Monday–Friday weekdays10,372
Weeks and days2,074w 2d
Calendar span39 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.