Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
155,570 days
From Saturday, September 30, 1600 to Monday, September 7, 2026.
Monday–Friday weekdays111,121
Weeks and days22,224w 2d
Calendar span425 years, 11 months, 8 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.