Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
182,890 days
From Monday, December 14, 1525 to Tuesday, September 8, 2026.
Monday–Friday weekdays130,636
Weeks and days26,127w 1d
Calendar span500 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.