Date-to-date calculator

Days between dates

Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.

Excluding the start date

168,395 days

From Friday, August 20, 1565 to Monday, September 7, 2026.

Monday–Friday weekdays120,281
Weeks and days24,056w 3d
Calendar span461 years, 18 days

Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.