Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
159,453 days
From Monday, February 12, 1590 to Monday, September 7, 2026.
Monday–Friday weekdays113,895
Weeks and days22,779w 0d
Calendar span436 years, 6 months, 26 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.