Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
189,323 days
From Monday, May 4, 1508 to Tuesday, September 8, 2026.
Monday–Friday weekdays135,231
Weeks and days27,046w 1d
Calendar span518 years, 4 months, 4 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.