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

20,565 days

From Friday, May 15, 1970 to Thursday, September 3, 2026.

Monday–Friday weekdays14,689
Weeks and days2,937w 6d
Calendar span56 years, 3 months, 19 days

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