Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
140,172 days
From Thursday, November 27, 1642 to Monday, September 7, 2026.
Monday–Friday weekdays100,122
Weeks and days20,024w 4d
Calendar span383 years, 9 months, 11 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.