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

182,405 days

From Wednesday, April 13, 1527 to Tuesday, September 8, 2026.

Monday–Friday weekdays130,289
Weeks and days26,057w 6d
Calendar span499 years, 4 months, 26 days

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