Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
146,952 days
From Sunday, May 5, 1624 to Monday, September 7, 2026.
Monday–Friday weekdays104,966
Weeks and days20,993w 1d
Calendar span402 years, 4 months, 2 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.