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

13,890 days

From Tuesday, August 23, 1988 to Thursday, September 3, 2026.

Monday–Friday weekdays9,922
Weeks and days1,984w 2d
Calendar span38 years, 11 days

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