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

13,821 days

From Monday, October 31, 1988 to Thursday, September 3, 2026.

Monday–Friday weekdays9,873
Weeks and days1,974w 3d
Calendar span37 years, 10 months, 3 days

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