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

189,227 days

From Saturday, August 8, 1508 to Tuesday, September 8, 2026.

Monday–Friday weekdays135,162
Weeks and days27,032w 3d
Calendar span518 years, 1 month

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