Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
160,160 days
From Monday, March 7, 1588 to Monday, September 7, 2026.
Monday–Friday weekdays114,400
Weeks and days22,880w 0d
Calendar span438 years, 6 months
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.