Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
100,192 days
From Monday, December 31, 2300 to Sunday, September 6, 2026.
Monday–Friday weekdays71,566
Weeks and days14,313w 1d
Calendar span274 years, 3 months, 25 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.