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

180,886 days

From Wednesday, June 10, 1531 to Tuesday, September 8, 2026.

Monday–Friday weekdays129,204
Weeks and days25,840w 6d
Calendar span495 years, 2 months, 29 days

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