Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
261,052 days
From Sunday, December 20, 1311 to Monday, September 14, 2026.
Monday–Friday weekdays186,466
Weeks and days37,293w 1d
Calendar span714 years, 8 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.