Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
31,163 days
From Thursday, December 31, 2111 to Friday, September 4, 2026.
Monday–Friday weekdays22,259
Weeks and days4,451w 6d
Calendar span85 years, 3 months, 27 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.