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

200,991 days

From Wednesday, May 24, 1476 to Wednesday, September 9, 2026.

Monday–Friday weekdays143,565
Weeks and days28,713w 0d
Calendar span550 years, 3 months, 16 days

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