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

201,188 days

From Tuesday, November 9, 1475 to Wednesday, September 9, 2026.

Monday–Friday weekdays143,706
Weeks and days28,741w 1d
Calendar span550 years, 10 months

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