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

201,382 days

From Thursday, April 29, 1475 to Wednesday, September 9, 2026.

Monday–Friday weekdays143,844
Weeks and days28,768w 6d
Calendar span551 years, 4 months, 11 days

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