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

199,434 days

From Saturday, August 28, 1480 to Wednesday, September 9, 2026.

Monday–Friday weekdays142,453
Weeks and days28,490w 4d
Calendar span546 years, 12 days

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