Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
155,774 days
From Friday, March 10, 1600 to Monday, September 7, 2026.
Monday–Friday weekdays111,266
Weeks and days22,253w 3d
Calendar span426 years, 5 months, 28 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.