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

205,275 days

From Wednesday, August 31, 1464 to Wednesday, September 9, 2026.

Monday–Friday weekdays146,625
Weeks and days29,325w 0d
Calendar span562 years, 9 days

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