Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
261,051 days
From Monday, December 21, 1311 to Monday, September 14, 2026.
Monday–Friday weekdays186,465
Weeks and days37,293w 0d
Calendar span714 years, 8 months, 24 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.