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

7,946 days

From Saturday, December 4, 2004 to Sunday, September 6, 2026.

Monday–Friday weekdays5,675
Weeks and days1,135w 1d
Calendar span21 years, 9 months, 2 days

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