Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
159,771 days
From Friday, March 31, 1589 to Monday, September 7, 2026.
Monday–Friday weekdays114,121
Weeks and days22,824w 3d
Calendar span437 years, 5 months, 7 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.