Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
155,908 days
From Thursday, October 28, 1599 to Monday, September 7, 2026.
Monday–Friday weekdays111,362
Weeks and days22,272w 4d
Calendar span426 years, 10 months, 10 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.