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

189,207 days

From Friday, August 28, 1508 to Tuesday, September 8, 2026.

Monday–Friday weekdays135,147
Weeks and days27,029w 4d
Calendar span518 years, 11 days

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