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

180,731 days

From Thursday, November 12, 1531 to Tuesday, September 8, 2026.

Monday–Friday weekdays129,093
Weeks and days25,818w 5d
Calendar span494 years, 9 months, 27 days

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