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

40,284 days

From Saturday, May 20, 1916 to Friday, September 4, 2026.

Monday–Friday weekdays28,775
Weeks and days5,754w 6d
Calendar span110 years, 3 months, 15 days

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