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

31,633 days

From Friday, January 26, 1940 to Friday, September 4, 2026.

Monday–Friday weekdays22,595
Weeks and days4,519w 0d
Calendar span86 years, 7 months, 9 days

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