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.

The end date comes before the start date

116,319 days

From Sunday, February 25, 2345 to Sunday, September 6, 2026.

Monday–Friday weekdays83,085
Weeks and days16,617w 0d
Calendar span318 years, 5 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.