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

169,585 days

From Friday, May 18, 1562 to Monday, September 7, 2026.

Monday–Friday weekdays121,131
Weeks and days24,226w 3d
Calendar span464 years, 3 months, 20 days

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