Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
99,901 days
From Thursday, March 15, 2300 to Sunday, September 6, 2026.
Monday–Friday weekdays71,359
Weeks and days14,271w 4d
Calendar span273 years, 6 months, 9 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.