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

3,974 days

From Wednesday, October 21, 2015 to Monday, September 7, 2026.

Monday–Friday weekdays2,838
Weeks and days567w 5d
Calendar span10 years, 10 months, 17 days

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